共电制

• common-battery system
• central-battery system
• universal battery system

参考释义

共电制 [gòng diàn zhì]

• -
• 短语
  共电制电话机 common-battery telephone (set); central battery telephone
  共电制电话交换机 common-battery telephone switchboard
  共电制电话局 common-battery telephone exchange
  共电制电话信号装置 common battery signalling
  共电制电话总局 common battery central office
  共电制振铃方式 CX signalling system