名词
中文翻译：回流阀塞
同义词：
['reflux valve plug', 'return valve plug', 'reflux valve plug', "return valve plug例句：1. The engineer replaced the old return valve plug with a new one to improve the system's efficiency.（工程师用一个新的回流阀塞替换了旧的，以提高系统的效率。）"]
例句：
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1. The engineer replaced the old return valve plug with a new one to improve the system's efficiency.
工程师用一个新的回流阀塞替换了旧的，以提高系统的效率。
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2.The technician carefully removed the return valve plug and inspected the seal for any leaks.
技术员小心地移除回流阀塞并检查密封是否有泄漏。
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3. The maintenance crew replaced the damaged return valve plug before starting the engine.
维修团队在启动发动机之前更换了损坏的回流阀塞。