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电话机中常用的送话器和受话器有:炭粒式送话器,簧舌式电磁送、受话器,动圈式电磁送、受话器,压电陶瓷式送、受话器以及驻极体送话器。
Telephones and receivers commonly used in telephones include: charcoal microphone, spring-loaded electromagnetic transmitter, receiver, moving coil electromagnetic transmitter, receiver, piezoelectric ceramic transmitter and receiver, and electret microphone.