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- unitary common battery telephone exchanger 单式共电交换机
- common battery telephone apparatus 共电式电话机
- common battery telephone exchange 共电式电话交换机
- common battery telephone set 共电电话机
- common battery telephone 共电式电话
- Technical requirements for common battery telephones and automatic telephones 共电。自动电话机技术条件
- common battery manual telephone exchange 共电电话交换机
- common battery type telephone exchange system 共电式电话交换机
- common - battery telephone switchboard 共电电话交换机
- Common battery can be very harmful to environment.This article introduces the biofuel, one kind of green new battery. 摘要普通电池能对环境造成严重污染,文章介绍一种新兴的环保型的电池-生物电池。
- local battery telephone switchboard 磁石式电话交换机
- central battery telephone apparatus 共电式话机
- local battery telephone exchange 磁石式电话交换机
- central battery telephone exchange 共电制电话局
- common battery private branch exchange 共电式电话交换机
- multiple common battery switchboard 复接式交换机
- manual common battery switchboard 人工共电式交换台
- Knowledge without common sense counts for little. 光有学问而无常识,则这种学问无甚价值。
- special common battery equipment 专用共电装置
- Central Battery or Common Battery Signaling 共电式振铃设备