Vacuum system of oil free and high speed is an integrated component of a modern large simulator.

清洁、大抽速真空系统是现代空间环模设备中必不可少的组成部分之一。

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Vacuum system of oil free and high speed is an integrated component of a modern large simulator.

清洁、大抽速真空系统是现代空间环模设备中必不可少的组成部分之一。

youdao