Carrier protection has been playing a very important role in normal operation of HV transmission line. It can cut-off the fault quickly to ensure the system operating stably.

高频保护对于高压线路的正常运行起着极其重要的作用，它可以快速切除故障，保障系统的稳定。

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Literature carrier is condensation of knowledge culture and information in information age, its protection and utilization is of vital importance.

文献载体是信息时代知识文化和知识信息的凝结形态，它的保护和利用至关重要。

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Chinese oil and gas pipeline in Gansu Province as an important carrier, attaches great importance to pipeline safety, and Gansu Province to join hands to carry out several pipeline protection.

中国石油作为甘肃境内油气管道重要运营商，高度重视管道安全问题，多次与甘肃省携手开展管道保护工作。

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What made the lightweight carrier so valuable was that it could be airlifted to trouble spots quickly, but could still provide protection for troops against gunfire once on the ground.

FORBES: Threatened Site Sustains Most Of U.S. Combat Vehicle Industry