名词
中文翻译：减压活塞
同义词：
['compression piston', 'relief valve', 'relief valve piston']
例句：
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1. The engineneeds to be checked regularly for any signs of compression piston wear.
发动机需要定期检查，以查看压缩活塞磨损的迹象。
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2.The relief valve is designed to release excess pressure from the system when the temperature rises.
减压阀设计用来在温度升高时释放系统内的多余压力。
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3. The relief piston is crucial in maintaining the proper functioning of the engine's cylinders.
减压活塞在保持发动机气缸正常工作中起着至关重要的作用。