名词短语
中文翻译：活塞环和活塞沉积物
同义词：
['piston ring deposits', "ring deposits of the piston例句：1. The engine's performance was affected by the presence of these ring deposits.（这些活塞环沉积物影响了发动机的性能。）2. Maintenance technicians are required to inspect for any ring deposits in the cylinder head.（维护技术人员需要检查气缸头是否有任何活塞环沉积物。）"]
例句：
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1. The engine's performance was affected by the presence of these ring deposits.
这些活塞环沉积物影响了发动机的性能。
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2. Maintenance technicians are required to inspect for any ring deposits in the cylinder head.
维护技术人员需要检查气缸头是否有任何活塞环沉积物。
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3.The manufacturer has identified a potential problem with the piston ring deposits on some models.
制造商已经确定了一些型号的活塞环沉积物可能存在潜在问题。