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10606 | 选择 | website | https://www.docin.com/p-2417215583.html | 下图所示<img="q_10606_001.png">的平面架中三个细长杆的材料、截面形状和尺寸完全相同。设杆长为l，截面弯曲刚度为EI，则架在平面内失稳的临界力F_ | $\frac{\left ( 2\cos \alpha \right ) \pi ^{2}EI }{l^{2} } $ | $\frac{\left ( 2+ 2\cos \alpha \right ) \pi ^{2}EI }{l^{2} } $ | $\frac{\left ( 1+ \cos \alpha \right ) \pi ^{2}EI }{l^{2} } $ | $\frac{\left ( 1+ 2\cos \alpha \right ) \pi ^{2}EI }{l^{2} } $ | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | D | null | 考研题 | hard | 材料 | 技术与工程 | ['截面模量', '应力状态分析'] | ['草图'] | q_10606_001.png | null | null | null | null |
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7646 | 选择 | book | 哈工大809材料力学-2014考研真题.pdf | <img="q_07646_001.png">所示当切应力超过材料的剪切比例极限时，剪切胡克定律与切应力互等定理，（） | 前者成立，后者不成立 | 前者不成立，后者成立 | 都成立 | 都不成立 | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | B | null | 考研题 | middle | 材料 | 技术与工程 | ['材料', '剪切胡克定律', '切应力互等定理'] | ['草图', '工程结构图'] | q_07646_001.png | null | null | null | null |
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4416 | 选择 | website | https://wenku.baidu.com/view/7ae2dc8c84868762caaed5a5?aggId=cfc4a6d2f405cc1755270722192e453610665b13&fr=catalogMain_text_ernie_recall_v1:wk_recommend_main7 | 重量为Q的重物自由下落在图<img="q_04416_001.png">示刚架C点,设刚架的抗弯刚度为EI,试求冲击时刚架D处的垂直位移_ | $11a /\left ( 2EA \right ) $ | $11a /\left ( 4EA \right ) $ | $11a /\left ( 8EA \right ) $ | $11a /\left ( 16EA \right ) $ | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | D | null | 本科 | hard | 材料 | 技术与工程 | ['材料力学', '垂直位移'] | ['草图'] | q_04416_001.png | null | null | null | null |
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13060 | 选择 | book | 结构力学-选择题.doc | <img="q_13060_001.png">示结构，支座A截面的弯矩值为（ ） | $\frac{1}{8}ql^{2} $ | $\frac{1}{6}ql^{2} $ | $\frac{1}{4}ql^{2} $ | $\frac{1}{2}ql^{2} $ | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | A | null | 本科 | middle | 建筑学 | 技术与工程 | ['结构力学', '建筑力学', '建筑结构'] | ['草图', '工程结构图'] | q_13060_001.png | null | null | null | null |
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6077 | 选择 | book | 工程图学(含CAD)第2阶段练习题.doc |
在<img="q_06077_001.png">螺纹连接画法中，正确的A-A断面图是（ ）。 | <img="a_06077_001.png"> | <img="a_06077_002.png"> | <img="a_06077_003.png"> | <img="a_06077_004.png"> | C | null | 本科 | middle | 建筑学 | 技术与工程 | ['结构工程', '建筑设计与分析', '测绘'] | ['草图', '工程结构图'] | a_06077_001.png | a_06077_002.png | a_06077_003.png | a_06077_004.png | q_06077_001.png |
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8544 | 选择 | website | https://wenku.baidu.com/view/562a966cb62acfc789eb172ded630b1c58ee9b0b.html?_wkts_=1701399967549 | <img="q_08544_001.jpg">均匀砂质土壤装在容器中,设渗透系数为0.01cm/s,则渗流流速为() | 0.003cm/s | 0.004cm/s | 0.005cm/s | 0.01cm/s | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | C | null | 职业证书 | middle | 建筑学 | 技术与工程 | ['结构工程', '土木工程'] | ['草图', '工程结构图'] | q_08544_001.jpg | null | null | null | null |
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2296 | 选择 | book | 选择题(120道)工程力学题库.doc | <img="q_02296_001.png">
示轴向受力杆件中n-n截面上的轴力为( )。 | -3P | -4P | +4P | +8P | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | C | null | 本科 | middle | 建筑学 | 技术与工程 | ['建筑力学', '工程力学', '受力分析', '力与运动'] | ['草图', '工程结构图'] | q_02296_001.png | null | null | null | null |
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13029 | 选择 | book | 结构力学-选择题.doc | <img="q_13029_001.png">示桁架下弦承载，下面画出的杆件内力影响线，此杆件是：（ ） | ch | ci | dj | cj | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | B | null | 本科 | middle | 建筑学 | 技术与工程 | ['结构力学', '结构工程', '建筑结构'] | ['草图', '工程结构图'] | q_13029_001.png | null | null | null | null |
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2712 | 选择 | book | 结构力学习题及答案(武汉大学).doc | 用结点法求如图所示<img="q_02712_001.png">桁架CE、FG杆的内力FNCE=__KN，FNFG=__KN。 | -30，-20 | -50，-20 | -30，-10 | -50，-10 | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | B | null | 本科 | hard | 建筑学 | 技术与工程 | ['建筑力学'] | ['草图'] | q_02712_001.png | null | null | null | null |
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12419 | 选择 | website | https://wenku.baidu.com/view/de3b0b7085868762caaedd3383c4bb4cf6ecb76a?_wkts_=1702435199065 | <img="q_12419_001.jpg">根据图示判断这是哪一种中草药?_ | 枸杞 | 灵芝 | 树皮 | 人参 | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | A | null | 本科 | easy | 农业 | 技术与工程 | ['中草药栽培技术', '植物鉴定'] | ['草图'] | q_12419_001.jpg | null | null | null | null |
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12091 | 选择 | book | 415 19到20真题加答案.pdf | 食物刺激哺乳动物<img="q_12091_001.png">所示的组织引起唾液分泌增加,这种调节方式属于（） | 神经调节 | 体液调节 | 神经-体液调节 | 自身调节 | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | A | null | 本科 | easy | 农业 | 技术与工程 | ['上皮细胞', '细胞结构', '细胞形态', '神经调节'] | ['显微镜图像'] | q_12091_001.png | null | null | null | null |
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12106 | 选择 | website | https://www.docin.com/p-3670119746.html | <img="q_12106_001.png">所示的是__农业 | 原始 | 传统 | 现代 | 观光 | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | Not supported with pagination yet | C | null | 本科 | easy | 农业 | 技术与工程 | ['农业发展', '基础农学', '农作物种植'] | ['照片'] | q_12106_001.png | null | null | null | null |