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telephone switching equipment中文是什么意思

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用"telephone switching equipment"造句"telephone switching equipment"怎么读"telephone switching equipment" in a sentence

中文翻译手机手机版

  • 电话交换装置

例句与用法

  • Methods of test for toll manual telephone switching equipment
    长途人工电话交换设备.测试方法
  • General technical requirements and test methods for manual toll telephone switching equipment
    人工长途电话交换设备通用技术要求和测试方法
  • Technical requirements and test methods for relays in manual toll telephone switching equipments
    人工长途电话交换设备中继器技术要求和测试方法
  • Technical requirements and test methods for monitor ' s desks in manual toll telephone switching equipments
    人工长途电话交换设备班长台技术要求和测试方法
  • Technical requirements and test methods for exchangers of operating services in manual toll telephone switching equipments
    人工长途电话交换设备营业处交换机技术要求和测试方法
  • Technical requirements and test methods for toll connecting boards and special boards in manual toll telephone switching equipments
    人工长途电话交换设备长途接续台专线台技术要求和测试方法
  • Technical requirements and test methods for ringing , power sources , alarm and distribuing frame in manual toll telephone switching equipments
    人工长途电话交换设备铃流电源告警配线设备技术要求和测试方法
  • Telephone switching equipment is alcatel s1240 system with 23 , 000 common telephones and isdn pra 20 as well as isdn pra 500 equipped with voice servers
    交换设备为阿尔卡特alcatel s1240交换系统,共有一般门号23000门, isdnpra20路, isdnpra500路可提供语音服务。
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