Patch cables , path panels, and other interconnection components are considered passive Layer 1 components because they simply provide some sort of conducting path.

电缆插座、接线板和其他互联部件被看成无源第一层部件，因为它们只简单提供某种通路。

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In addition, Miba manufactures passive electronic components such as resistors and cooling systems which are needed, among other things, in power transmission systems.

此外，米巴生产的高能电阻零件，如电阻器和冷却系统被使用在电力输送系统或其他领域。

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The company mainly produces surge arresters, load, power divider, microwave passive components and other products, has formed four categories, more than 50 kinds of products.

本公司主要生产避雷器、负载、功分器，微波无源器件等产品，已形成四大类，50余种系列产品。

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