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zhong ji duan guang xian shuai jian huan lu ce shi fa
Author(s): 
Pages: 33-35
Year: Issue:  4
Journal: Optical Fiber & Electric Cable and Their Applications

Keyword:  光纤衰减环路测试;
Abstract: 本文介绍的中继段光纤衰减环路测试法,实际上是用“插入法”测出由两根光纤构成的环路衰减。仅用一只光源和一部光功率计,只需在中继段的一端就可测出有关环路的双向衰减,并计算出相应单根光纤的衰减值。经兰州至河口中继段光纤衰减实测验证,该方法具有简单、直观、迅速、准确、可靠的优点,适合干线光缆竣工验收及日常维护。
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