The method of the passive optical component testing was analyzed.
综合分析了光无源器件的测试内容及测试方法。
Optical attenuator is a kind of widely used passive optical component.
光衰减器是一种广泛应用的无源光器件。
It has a wide application in optical communication and is a very important passive optical component.
它在光通信中具有广泛的应用，是一种非常重要的光学无源器件。
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