A method for transmitting a phase noise compensation reference signal, comprising: determining one or more configurations from N configurations for a transmission resource of the phase noise compensation reference signal; and transmitting the phase noise compensation reference signal according to the one or more configurations, wherein the N configurations have different time-domain densities or different frequency-domain densities, or a plurality of configurations of the N configurations has a same time-domain density and a same frequency-domain density, where N is an integer greater than or equal to 2, the determining the one or more configurations from the N configurations for the transmission resource of the phase noise compensation reference signal comprises: determining a level of a Modulation and Coding Scheme, MCS, for data transmission; and characterized in that the determining the one or more configurations from the N configurations for the transmission resource of the phase noise compensation reference signal further comprises: determining the one or more configurations from the N configurations for the transmission resource of the phase noise compensation reference signal in accordance with the level of the MCS, wherein the determining the one or more configurations from the N configurations for the transmission resource of the phase noise compensation reference signal in accordance with the level of the MCS comprises: determining the one or more configurations from a predetermined corresponding relation between levels of the MCS and transmission densities of the phase noise compensation reference signal in a system in accordance with the level of the MCS. determining one or more configurations from N configurations for a transmission resource of the phase noise compensation reference signal; and transmitting the phase noise compensation reference signal according to the one or more configurations, wherein the N configurations have different time-domain densities or different frequency-domain densities, or a plurality of configurations of the N configurations has a same time-domain density and a same frequency-domain density, where N is an integer greater than or equal to 2, the determining the one or more configurations from the N configurations for the transmission resource of the phase noise compensation reference signal comprises: determining a level of a Modulation and Coding Scheme, MCS, for data transmission; and characterized in that the determining the one or more configurations from the N configurations for the transmission resource of the phase noise compensation reference signal further comprises: determining the one or more configurations from the N configurations for the transmission resource of the phase noise compensation reference signal in accordance with the level of the MCS, wherein the determining the one or more configurations from the N configurations for the transmission resource of the phase noise compensation reference signal in accordance with the level of the MCS comprises: determining the one or more configurations from a predetermined corresponding relation between levels of the MCS and transmission densities of the phase noise compensation reference signal in a system in accordance with the level of the MCS. determining a level of a Modulation and Coding Scheme, MCS, for data transmission; and characterized in that the determining the one or more configurations from the N configurations for the transmission resource of the phase noise compensation reference signal further comprises: determining the one or more configurations from the N configurations for the transmission resource of the phase noise compensation reference signal in accordance with the level of the MCS, wherein the determining the one or more configurations from the N configurations for the transmission resource of the phase noise compensation reference signal in accordance with the level of the MCS comprises: determining the one or more configurations from a predetermined corresponding relation between levels of the MCS and transmission densities of the phase noise compensation reference signal in a system in accordance with the level of the MCS. determining the one or more configurations from the N configurations for the transmission resource of the phase noise compensation reference signal in accordance with the level of the MCS, wherein the determining the one or more configurations from the N configurations for the transmission resource of the phase noise compensation reference signal in accordance with the level of the MCS comprises: determining the one or more configurations from a predetermined corresponding relation between levels of the MCS and transmission densities of the phase noise compensation reference signal in a system in accordance with the level of the MCS.