问题
问答题 简答题
干线光缆竣工测试,中继段光纤线路总损耗测量是否可根据情况只测一个方向?
答案
参考答案:
不可以,干线光缆工程应以双向测量的平均值为准.对于一般工程可根据情况只测一个方向。
干线光缆竣工测试,中继段光纤线路总损耗测量是否可根据情况只测一个方向?
参考答案:
不可以,干线光缆工程应以双向测量的平均值为准.对于一般工程可根据情况只测一个方向。
Why does the speaker ask the addressee to write in English a. Because the speaker cannot read Chinese. b. Because English is the working language. c. Because Chinese cannot be displayed properly in the speaker’s computer. d. Because English is the language in which the speaker’s computer is designed.