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aerospace and defense中文是什么意思

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用"aerospace and defense"造句"aerospace and defense"怎么读"aerospace and defense" in a sentence

中文翻译手机手机版

  • 国防航空

例句与用法

  • The rolling bearing work conditions are becoming more and more sever in the space aerospace and defense fields , such conditions are usually high speed , high temperature , and heavy load
    航空、航天和国防领域使用的滚动轴承工作的条件都极其苛刻,其工况主要为高速、高温、重载。
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