A data transceiving method, wherein the method comprises: receiving, by a receive end, a first reference signal transmitted on a subcarrier in a target physical resource block, wherein the first reference signal comprises a phase noise compensation reference signal, PCRS; and performing, by the receive end according to a first mapping rule, corresponding processing on the first reference signal received from the subcarrier in the target physical resource block, wherein the first mapping rule defines at least mapping of the first reference signal to 10 specified subcarriers in a physical resource block, none of the 10 specified subcarriers are in a DC subcarrier candidate set, and the DC subcarrier candidate set specifies numbers of carriers that are used as DC subcarriers in the physical resource block, characterized in that the method further comprises: receiving, by the receive end, data and a second reference signal from a subcarrier in a scheduled physical resource block, wherein the scheduled physical resource block comprises the subcarrier that carries the data and the second reference signal, and the second reference signal comprises a demodulation reference signal, DMRS; and performing, by the receive end according to a second mapping rule and the DC subcarrier candidate set, corresponding processing on the data and the second reference signal that are received from the subcarrier in the scheduled physical resource block, wherein the second mapping rule defines at least a manner of mapping the data and the second reference signal to a DC subcarrier. receiving, by a receive end, a first reference signal transmitted on a subcarrier in a target physical resource block, wherein the first reference signal comprises a phase noise compensation reference signal, PCRS; and performing, by the receive end according to a first mapping rule, corresponding processing on the first reference signal received from the subcarrier in the target physical resource block, wherein the first mapping rule defines at least mapping of the first reference signal to 10 specified subcarriers in a physical resource block, none of the 10 specified subcarriers are in a DC subcarrier candidate set, and the DC subcarrier candidate set specifies numbers of carriers that are used as DC subcarriers in the physical resource block, characterized in that the method further comprises: receiving, by the receive end, data and a second reference signal from a subcarrier in a scheduled physical resource block, wherein the scheduled physical resource block comprises the subcarrier that carries the data and the second reference signal, and the second reference signal comprises a demodulation reference signal, DMRS; and performing, by the receive end according to a second mapping rule and the DC subcarrier candidate set, corresponding processing on the data and the second reference signal that are received from the subcarrier in the scheduled physical resource block, wherein the second mapping rule defines at least a manner of mapping the data and the second reference signal to a DC subcarrier. receiving, by the receive end, data and a second reference signal from a subcarrier in a scheduled physical resource block, wherein the scheduled physical resource block comprises the subcarrier that carries the data and the second reference signal, and the second reference signal comprises a demodulation reference signal, DMRS; and performing, by the receive end according to a second mapping rule and the DC subcarrier candidate set, corresponding processing on the data and the second reference signal that are received from the subcarrier in the scheduled physical resource block, wherein the second mapping rule defines at least a manner of mapping the data and the second reference signal to a DC subcarrier.