名词短语
中文翻译：真空控制的
同义词：
['vacuum-controlled system', 'vacuum-controlled valve']
例句：
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1. Thevacuum-controlled system is designed to maintaina constant pressure in the pipeline.
真空控制系统旨在保持管道中的压力恒定。
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2. The vacuum-controlled valve is used to control the flowof gases through the pipeline.
真空控制阀用于通过管道控制气体的流动。
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3. Inthe vacuum-controlled environment, any leaks can quickly become a problem.
在真空控制的环境中，任何泄漏都可能迅速成为问题。