baber/WOPTO huggingface dataset:
Patent WO-2020259362-A1 (WO)
Inventor: Huo Ai Di
IPC: G01D21/02
Filed: 2020-06-17
Abstract: L'invention concerne un appareil de surveillance en temps réel d'un niveau d'eau souterraine et d'humidité du sol dans une région de décharge de tête de puisard, comprenant un puits d'observation d'eau souterraine (6) situé dans une région à surveiller. Un émetteur de niveau de liquide de type entrée (4) est placé dans le puits d'observation de niveau d'eau souterraine (6) ; l'émetteur de niveau de liquide de type entrée (4) détecte le changement de niveau d'eau de l'eau souterraine et transmet des données à une plateforme en nuage de surveillance d'environnement au moyen d'un module d'acquisition de données (5) ; la paroi de puits du puits d'observation de niveau d'eau souterraine (6) comprend de multiples émetteurs d'humidité du sol (7) dans un mode superposé ; chaque émetteur d'humidité du sol (7) émet un signal acquis vers un bus de signal ; le bus de signal est connecté à un hôte de surveillance d'environnement (9) ; l'hôte de surveillance d'environnement (9) est connecté sans fil à la plateforme en nuage de surveillance d'environnement ; un utilisateur se connecte à distance dans la plateforme en nuage de surveillance d'environnement et peut visualiser des données en temps réel ; le module d'acquisition de données (5) et l'hôte de surveillance d'environnement (9) sont connectés à un module d'alimentation électrique ; le module d'alimentation électrique comprend une batterie de stockage (3) et deux branchements d'alimentation électrique. L'invention concerne en outre un procédé de surveillance en temps réel d'un niveau d'eau souterraine et d'humidité du sol dans une région de décharge de tête de puisard. Le procédé de surveillance peut simultanément surveiller les données en temps réel du niveau d'eau souterraine et celle de l'humidité du sol, ce qui permet de réduire la charge de travail et d'améliorer la précision des données.
Patent WO-2021248522-A1 (WO)
Inventor: WU RUIXING
IPC: G06K9/00
Filed: 2020-06-18
Abstract: Disclosed in embodiments of the present application is a current noise detection method, comprising collecting an original audio signal in a micro speaker, then, performing feature extraction on the original audio signal to obtain audio features, and finally, detecting, by a machine learning classifier according to the audio features, whether current noise exists in the original audio signal. Because the machine learning classifier can reflect, by means of training, inherent features of the presence or absence of current noise, whether current noise exists in the original audio signal can be detected using the machine learning classifier, thereby significantly improving the accuracy of current noise detection, reducing the cost, and improving the applicability of the detection method. In addition, also provided are a current noise detection apparatus, a computer device, and a storage medium.
Patent WO-2020259447-A1 (WO)
Inventor: XIE FANG
IPC: A61K31/28
Filed: 2020-06-22
Abstract: A drug composition having the structure of formula I for the treatment of pain. The drug can enter an animal body by means of oral, transdermal, rectal, intravenous, subcutaneous, sublingual, abdominal cavity, and other manners, thereby exerting an analgesic effect thereof. Active components of the drug are convenient to prepare and easy to differentiate and identify, the chemical structure thereof is different from other existing analgesic drugs, and the drug is a novel and effective analgesic compound.
Patent WO-2021098252-A1 (WO)
Inventor: XIAO GUANGYU
IPC: G06Q20/10
Filed: 2020-07-17
Abstract: Disclosed in the present application is a blockchain-based payment settlement method for the digital transfer of funds, the method comprising the following steps: when receiving preset information, a preset platform of a blockchain underlying architecture platform acquires account information of a buyer; in a blockchain service system platform in the blockchain underlying architecture platform, acquiring transaction information between the buyer corresponding to the account information and a seller, and digital funds information of the buyer; on the basis of the digital funds information, generating a first digital wallet of the buyer, the first digital wallet comprising a fund amount, and the fund amount being isolated; on the basis of the transaction information and the first digital wallet, generating a second digital wallet of the buyer, associating the second digital wallet with account information of the seller, and transferring same to the seller to complete the transaction payment of the buyer to the seller. Also provided in the present application are a payment settlement apparatus for the digital transfer of funds and a readable storage medium.
Patent WO-2021027531-A1 (WO)
Inventor: ZHANG KAIXIANG
IPC: G06F16/22
Filed: 2020-07-24
Abstract: Provided are a block chain transaction record processing method and device, the method comprises: determining a first state table corresponding to a first transaction after the block chain system confirms that the first transaction takes effect (101); updating a first state result obtained according to the first transaction to a first state record in the first state table (102); after it is determined that the first state table has a corresponding first historical modification record table, newly adding first modification information corresponding to the first transaction in the first historical modification record table (103), the first modification information comprises the first state result. The above method is used for storing historical modification records, and quick query is realized when the data on the specified block is queried.
Patent WO-2021023115-A1 (WO)
Inventor: HUANG XIAOFENG
IPC: H01F38/30
Filed: 2020-07-31
Abstract: A coil assembly of a current transformer, and a manufacturing method. The coil assembly comprises two overlapping coil windings (10). The coil winding (10) comprises an annular main iron core (11), a first insulation layer (12) wrapped around the annular main iron core (11), a coil (13) wound around the first insulation layer (12), an annular compensation iron core (14) provided in the coil (13), a second insulation layer (15) wrapped around the annular compensation iron core (14), and a third insulation layer (16) wrapped around the coil (13). A sponge layer (17) is wrapped around the two coil windings (10). A fourth insulation layer (18) is wrapped around the sponge layer (17). Inlet leads (101) of the two coil windings (10) are connected to each other so as to provide an inlet end (102). Outlet leads (103) of the two coil windings (10) are connected to each other so as to provide an outlet end (104). The inlet end (102) and the outlet end (104) each pass through the sponge layer (17) and the fourth insulation layer (18) sequentially and are exposed outside of the fourth insulation layer (18). An inlet copper insert member (105) and an outlet copper insert member (106) are respectively provided on the inlet end (102) and the outlet end (104). The invention has a simple structure, stable and reliable performance, low production costs, and high yield.
Patent WO-2022027331-A1 (WO)
Title: 带宽管理方法及装置、计算机存储介质及芯片
Inventor: SHEN WENZHONG
IPC: H04L12/803
Filed: 2020-08-05
Abstract: 一种带宽管理技术。数据中心分别与多个下级设备连接，该下级设备例如是摄像机。该多个下级设备共享与数据中心之间的总带宽。数据中心获取目标下级设备的实际带宽使用情况等业务信息，然后根据目标下级设备的业务信息调整该目标下级设备的带宽。并且，数据中心把调整后的结果发送给目标下级设备。该方案使得下级设备的带宽需求和实际带宽占用更加匹配，提高了下级设备的内容传输灵活性。
Patent WO-2021031887-A1 (WO)
Inventor: LIANG DE
IPC: B62M6/50
Filed: 2020-08-07
Abstract: 一种传感器与助力自行车的连接结构，包括车架（1）、五通组件（2）和传感器（3）；五通组件（2）通过转轴（4）与车架（1）铰接；传感器（3）一端与五通组件（2）相互铰接，传感器（3）的另一端与车架（1）相互铰接；传感器（3）、车架（1）和五通组件（2）形成稳定的三角结构；五通组件（2）内安装有中轴（5）；中轴（5）上套设有牙盘（6），牙盘（6）通过链条与后轮驱动连接；中轴（5）的两端均设有曲柄（7），曲柄（7）的底端设有脚踏（8）；该结构可以有效保护传感器，并且感知精准。
Patent WO-2021082642-A1 (WO)
Title: Video playing control method and system
Inventor: QIANG CHENGCHENG
IPC: H04N21/2662
Filed: 2020-08-18
Abstract: The embodiments of the present application provide a video playing control method. The method comprises: according to a user instruction, sending a live broadcast request to a server; receiving live broadcast data pushed by the server according to the live broadcast request and configuration parameters used for live broadcast state assessment; and playing the live broadcast data, and controlling the video playing speed according to the configuration parameters and un-played live broadcast data in the live broadcast data. The embodiments of the present application further provide a video playing control system, a computer equipment and a computer readable storage medium. The technical solutions provided in the embodiments of the present application can reduce, when a time delay occurs on a live broadcast, the time difference between video pushing on an anchor terminal and video playing on audience terminals, so that feedbacks on interactions between the anchor and audiences can be obtained in time and the effects of video live broadcast can be improved.
Patent WO-2021032106-A1 (WO)
Inventor: GUO XIAYUN
IPC: H04R1/10
Filed: 2020-08-19
Abstract: 一种蓝牙耳机中光学传感器的校准方法及蓝牙耳机，所述蓝牙耳机包括光学传感器和命令执行装置，所述蓝牙耳机与适配的充电盒连接，在所述充电盒内设置有命令发起装置和命令传递介质；所述方法包括：在所述命令发起装置被触发时，所述命令发起装置通过所述命令传递介质向所述命令执行装置发送校准命令；所述命令执行装置接收到所述校准命令后，对光学传感器进行校准，得到校准结果，并将所述校准结果进行存储。本发明采用了充电盒与蓝牙耳机之间既有的命令传输介质去传输校准命令，在不增加硬件成本的情况下，能够实现对蓝牙耳机上光学器件的校准，相对现有技术，有更可靠稳定、不易被干扰的优势，且具有低成本的效果。
Patent WO-2021043150-A1 (WO)
Inventor: CUI TAO
IPC: H04W4/06
Filed: 2020-09-02
Abstract: La présente invention concerne un dispositif électronique et un procédé de communication sans fil, ainsi qu'un support de stockage lisible par ordinateur. Le dispositif électronique de communication sans fil comprend un circuit de traitement configuré pour envoyer des informations relatives à un obstacle uniquement à un équipement utilisateur qui se trouve à l'intérieur de la plage de couverture du dispositif électronique et qui se déplace vers l'obstacle sur un canal dans lequel se trouve l'obstacle.
Patent WO-2022047675-A1 (WO)
Inventor: YU FANG
IPC: H04L1/00
Filed: 2020-09-02
Abstract: 本申请实施例公开了一种数据传输方法及其设备，用于以太网小包传输场景下。本申请实施例方法包括：第一设备接收第一报文，所述第一报文中的载荷数据包括填充冗余数据，所述第一设备删除所述填充冗余数据，所述第一设备生成第二报文，所述第二报文中的载荷数据为所述第一报文中删除所述填充冗余数据后的有效载荷数据，所述第一设备向第二设备发送所述第二报文。本申请实施例中，第一设备通过删除第一报文中的填充冗余数据，使得在空口传输中，不需要传输填充冗余数据，节省了空口资源，提高了空口容量。
Patent WO-2022061831-A1 (WO)
Inventor: WANG GUOCAI
IPC: H01L31/107
Filed: 2020-09-27
Abstract: The present application provides an avalanche photodiode and a manufacturing method therefor, a receiving chip, a distance measurement device, and a movable platform. The manufacturing method comprises: providing a substrate on which an epitaxial layer is formed; performing first ion implantation of a first doping type on the epitaxial layer to form a first doped layer, wherein the depth of the peak concentration of the first ion implantation is greater than or equal to 2 μm, and the dose of the first ion implantation is 1×10 12 cm -3 -3×10 12 cm -3 ; and performing second ion implantation of a second doping type on the epitaxial layer to form a second doped layer, wherein the second doped layer is located above the first doped layer, the first doping type is different from the second doping type, and the first doped layer, the second doped layer, and a region between the first doped layer and the second doped layer constitute an avalanche region of the avalanche photodiode.
Patent WO-2022000857-A1 (WO)
Title: 数据集的建立方法、车辆和存储介质
Inventor: Wang Pengluo
IPC: G01S7/40
Filed: 2020-10-16
Abstract: 一种数据集的建立方法和车辆，涉及自动驾驶技术领域，方法包括获取毫米波雷达图像和激光雷达图像；对毫米波雷达和激光雷达进行空间和时间校准；搭建用于推测激光雷达图像的深度神经网络并利用深度神经网络生成激光雷达的目标推测结果；将目标推测结果投影到相匹配的毫米波雷达图像上作为毫米波雷达图像的伪标注；根据伪标注所在区域毫米波雷达局部信号生成雷达目标置信度；根据目标置信度和伪标注建立毫米波雷达数据集。借助激光雷达可以实现自动标注，提高标注效率，并且基于模型集成的深度神经网络，可以实现高召回率的目标识别，滤除假阳性的目标检测框，提高标注质量。
Patent WO-2021078245-A1 (WO)
Title: Payment processing system and method
Inventor: KONG LINGBIN
IPC: G06Q20/36
Filed: 2020-10-23
Abstract: The present application provides a payment processing system and method. The system comprises: a merchant terminal reads a user code of a user terminal to generate a transaction order, and sends the transaction order to an acquirer; the acquirer generates a payment request according to the transaction order and sends same to a settlement institution, and the settlement institution forwards the payment request to an account institution according to the user code; the account institution deducts user funds according to the payment request, and returns payment processing result notification information to the settlement institution, and the settlement institution forwards the payment result notification information to both the acquirer and an e-wallet backend system; the e-wallet backend system sends the payment result notification information to the user terminal, and displays the payment result on the user terminal, and the acquirer receives the payment result notification information forwarded by the settlement institution, and displays the payment result on the merchant terminal. Thus, an e-wallet and an account institution are interconnected by means of a settlement institution, and the payment processing efficiency is improved.
Patent WO-2022087899-A1 (WO)
Title: System and method for a valve
Inventor: FAN CONG
IPC: A61M39/02
Filed: 2020-10-28
Abstract: Disclosed is a system including a flow regulating system. The flow regulating system may assist in ensuring a selected pressure within an inlet volume. The flow regulator may be included in a shunt assembly.
Patent WO-2021088886-A1 (WO)
Inventor: ZHAO GUORONG
IPC: H01M50/10
Filed: 2020-11-04
Abstract: The present invention relates to a button battery, comprising a shell and a battery cell arranged in the shell, wherein the battery cell comprises at least one positive electrode plate and at least one negative electrode plate, and the shell comprises a wall part, at least one protruding part protruding from a surface of the wall part towards or away from the battery cell, and at least one leading-out hole penetrating the wall part and the at least one protruding part in a longitudinal direction. The button battery further comprises at least one electric conductor arranged in the at least one leading-out hole in a penetrating manner, and at least one insulation sealing body arranged between a hole wall of the at least one leading-out hole and the at least one electric conductor in a sealed manner, and the at least one electric conductor is electrically connected to the at least one positive electrode plate or the at least one negative electrode plate. The structural configuration enables a positive electrode and a negative electrode of the button battery to be located on the same side, thereby improving the space utilization rate.
Patent WO-2021212813-A1 (WO)
Inventor: HUANG TENG
IPC: H01L31/05
Filed: 2020-11-10
Abstract: The present disclosure relates to the technical field of photovoltaic assemblies. Disclosed are a photovoltaic assembly (1) and a solar photovoltaic system, for use in achieving the purpose of replacing a bypass diode without replacing a junction box if a fault occurs in the bypass diode. The photovoltaic assembly (1) comprises a first fixing plate (16), a second fixing plate (19), and a plurality of cell strings (12) connected in series. The first fixing plate (16) and the second fixing plate (19) are arranged opposite to each other. The plurality of cell strings (12) are provided between the first fixing plate (16) and the second fixing plate (19). The photovoltaic assembly (1) further comprises a plurality of bypass devices (11). Each bypass device (11) is connected in parallel to the corresponding cell string (12). The second fixing plate (19) is provided with a plurality of through holes (15). Each through hole (15) is used for maintaining and replacing the bypass device (11) if a fault occurs in the corresponding bypass device (11). The photovoltaic assembly (1) provided by the present disclosure is used for photovoltaic power generation.
Patent WO-2022104491-A1 (WO)
Inventor: LI YAN
IPC: H04L12/18
Filed: 2020-11-17
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may transmit, based at least in part on a measurement of network quality of a broadcast link, a request for early data repair of data that is expected to fail to be received via the broadcast link. The UE may receive a retransmission of the data via a unicast link. Numerous other aspects are provided.
Patent WO-2021143337-A1 (WO)
Title: Data processing method, apparatus, and device, and computer readable storage medium
Inventor: LIN HUANBIN
IPC: G06F17/16
Filed: 2020-11-17
Abstract: A data processing method, a data processing apparatus, a device, and a computer readable storage medium, the method comprising: acquiring multi-dimensional monitoring data corresponding to each person at regular intervals of a first preset duration (S110); respectively performing normalisation processing on each dimension of monitoring data corresponding to each person to acquire normalised monitoring data (S120); determining the similarity between each two of the people and, on the basis of the similarity, determining a similarity matrix corresponding to each person (S130); and, on the basis of the similarity matrix, determining an outlying person amongst the people (S140). The present method can monitor in real time the occurrence of abnormal people among the people and, by digging out possible abnormal points from mass data, facilitates medical staff understanding and continuously tracking the state of people in real time in order to analyse and dig out the potential causes of abnormalities, to thereby reduce abnormal incidents occurring to people in the sporting scenarios of sports events.
Patent WO-2021104235-A1 (WO)
Title: 界面控制方法、电子设备和计算机可读存储介质
Inventor: LI CHENYI
IPC: G06F3/0484
Filed: 2020-11-24
Abstract: 本发明提供一种界面控制方法、电子设备和计算机可读存储介质，其中，界面控制方法包括：接收第一输入；响应于第一输入，显示导航界面，导航界面包括导航提示信息；其中，电子设备的屏幕中除导航提示信息所在的目标显示区域之外的其他显示区域处于息屏状态或灭屏状态；或者，其他显示区域的亮度小于目标显示区域的亮度。
Patent WO-2021143380-A1 (WO)
Title: Methods and apparatus for updating pucch spatial relation information
Inventor: ZHENG RUIMING
IPC: H04W72/04
Filed: 2020-12-01
Abstract: The present disclosure relates to methods and devices for wireless communication including a UE and a base station. The UE can receive a MAC CE indicating an update to a spatial relation configuration of the UE for PUCCH transmissions. In some aspects, the update can be indicated by PUCCH resource information, where the PUCCH resource information can include first PUCCH resource information including a first PUCCH resource ID that identifies a first PUCCH resource and first spatial identification information. Additionally, the UE can update the spatial relation configuration of the UE based on at least one of the first PUCCH resource information or other PUCCH resource information of the PUCCH resource information, where the other PUCCH resource information can be in a same PUCCH resource group as the first PUCCH resource. Also, the UE can transmit a PUCCH transmission based on the updated spatial relation configuration.
Patent WO-2022120662-A1 (WO)
Title: Power converter and drive method thereof
Inventor: PAN LIWEN
IPC: H02M3/335
Filed: 2020-12-09
Abstract: The present application provides a new power conversion apparatus and drive method thereof. In the power conversion apparatus provided by the present application, each of two switch tubes of one bridge arm circuit of an input converter is connected in parallel to a circuit consisting of switch tubes and capacitors connected in series, and/or each of two switch tubes of one bridge arm circuit of an output converter is connected in parallel to a circuit consisting of switch tubes and capacitors connected in series. The power conversion apparatus provided by the present application, when driven by a corresponding drive method, has a larger output-voltage gain range.
Patent WO-2022120697-A1 (WO)
Inventor: LIU HAOYUAN
IPC: B08B9/08
Filed: 2020-12-10
Abstract: A water tank dredging equipment for port machinery, comprising a collecting box (1). Two symmetrically-arranged supporting plates (2) are fixedly installed at the bottom of the collecting box (1); two symmetrically-arranged rotating wheels (3) are rotatably connected to the sides of the two supporting plates (2) away from each other; sliding grooves (4) are formed on the sides of the two supporting plates (2) close to each other; a screw shaft (18) is rotatably connected to the inner walls of the sliding grooves (4); movable seats (5) are threadedly connected to the screw shaft (18); and positioning rods (6) are fixedly installed on the sides of the two movable seats (5) close to each other. The equipment is simple to operate and convenient to use, can quickly crush, scrap, and collect sludge in a water tank, and can further filter water in the sludge, so that people can clean the water tank conveniently.
Patent WO-2022116306-A1 (WO)
Title: 像素电路及显示面板
Inventor: ZHANG LIUQI
IPC: G09G3/3275
Filed: 2020-12-21
Abstract: 一种像素电路及显示面板，通过外部补偿电路(200)基于发光器件(D1)的发光强度而获取对应的实时感测值，且累加实时感测值与预设感测值的差值至第一数据信号以得出第二数据信号，以及输出第二数据信号至数据线(DL)，可以实时补偿驱动电路(100)接入的数据信号，实现像素电路的发光均匀性。
Patent WO-2022133701-A1 (WO)
Inventor: LIU BINGCHAO
IPC: H04L5/00
Filed: 2020-12-22
Abstract: Des procédés et des appareils de commutation dynamique de faisceau commun (ou d'état TCI commun) pour la réception DL sont divulgués. Dans un mode de réalisation, un procédé consiste à recevoir un paramètre de couche supérieure afin de permettre un état TCI commun pour une réception DL d'une porteuse ; à recevoir des DCI ayant un format 1_1 ou 1_2 contenant un champ TCI indiquant un état TCI ; et à déterminer un état TCI pour une réception DL conformément à l'état TCI indiqué par le champ TCI des DCI.
Patent WO-2021147599-A1 (WO)
Title: Time restriction on uplink transmission on different cells
Inventor: YUAN FANG
IPC: H04W52/10
Filed: 2020-12-23
Abstract: The disclosure relates to designating respective partially overlapped start and stop times of a plurality of partially overlapped transmissions of a plurality of uplink channels and scheduling a scheduled entity to transmit the plurality of uplink channels on corresponding cells in the frequency domain. In one example, a scheduling entity uses transmitter power control (TPC) commands to maintain a sum of power levels of a scheduled entity at a predetermined value during the partially overlapped transmissions. In another example, the scheduling entity receives a first delta power value representative of a difference between a first sum of power levels of a plurality of cells prior to the partial overlap and a second sum during the partial overlap and a second delta power value representative of a difference between the second sum and a third sum subsequent to the partial overlap. The delta values are used to estimate a radio channel.
Patent WO-2022099874-A1 (WO)
Title: 一种建筑构件连接用机械锁
Inventor: DING XIANLI
IPC: E04B1/38
Filed: 2020-12-23
Abstract: 一种建筑构件连接用机械锁，包括插头组件(1)和锁体组件(2)，插头组件(1)包括插头外壳(10)、插销结构(11)和插头传动结构，插销结构(11)活动安装在插头外壳(10)上，且插头传动结构与插销结构(11)传动连接，插销结构(11)的一端设有挡止部(110)；锁体组件(2)包括锁体外壳(20)、撑紧结构(21)和锁体传动结构，锁体外壳(20)上开设有与所述插销结构(11)相配合的插装通道(23)，锁体传动结构与撑紧结构(21)传动连接，撑紧结构(21)具有沿插装通道(23)的延伸方向活动的顶紧部，顶紧部用于与插销结构(11)的挡止部(110)止退配合。通过顶紧部对插销结构(11)的挡止部(110)起到止退作用，防止插销结构(11)从插装通道(23)中退出，使插头组件(1)和锁体组件(2)形成之间有效的连接，对两个构件起到牢固可靠的连接作用。
Patent WO-2021129740-A1 (WO)
Title: 接触器及包括其的电气控制柜
Inventor: HAN XU
IPC: H01H50/58
Filed: 2020-12-24
Abstract: 一种接触器，包括框架；静触头；动触头，可以在闭合位置和断开位置之间运动，其中在所述闭合位置所述动触头和所述静触头接合，使得所述接触器闭合，而在所述断开位置，所述动触头与所述静触头脱离接合，使得所述接触器断开；以及复位机构，包括反力弹簧，所述反力弹簧为扭簧，用于将所述动触头朝向断开位置偏压，其中所述扭簧为一体式部件，包括具有纵向轴线的体部、从体部伸出的中间支脚和位于所述体部两端的扭臂，所述扭臂设置在动触头的相对两侧。还提供了一种包括该接触器的电气控制柜。该方案使得接触器能够实现更加平衡的动作，改善各相不同步问题。
Patent WO-2022126756-A1 (WO)
Title: 一种滨海石油污染土壤修复剂及其应用
Inventor: LIU SEN
IPC: C09K17/40
Filed: 2020-12-29
Abstract: 本发明属于石油污染修复处理技术领域，尤其提供了一种滨海石油污染土壤修复剂，包括以下组分：蛭石、珍珠岩、草木灰、水泥、松针土、酒糟、植物秸秆、真菌、保湿剂和动物粪便。本发明各组分协调配合，能够高效实现对石油污染土壤的修复。实施例的结果表明，本发明所提供的修复剂尤其适合滨海山地环境中石油污染土壤的实际情况，可对高盐、高碱、高湿的石油污染土壤进行修复，并且可以在37℃以下发挥修复作用。