名词
中文翻译：刚性活塞阀
同义词：
['rigid piston', 'rigid piston valve例句：1. The new valve design is more efficient than the old one.（新型阀门设计比旧型更高效。）']
例句：
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1. The new valve design is more efficient than the old one.
新型阀门设计比旧型更高效。
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2. The engineer carefully inspected the valve to ensure it was working properly.
工程师仔细检查了阀门，确保它正常工作。
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3. The valve was replaced as part of a larger system upgrade.
作为系统升级的一部分，阀门被更换了。