名词
中文翻译：灰铸铁阀门
同义词：
['gray cast iron valve']
例句：
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1.The cindervalve was designed to prevent water from leaking through the pipe.
灰铸铁阀门被设计用来防止水从管道中泄漏。
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2. The cindervalve was a critical component of the new water treatment system.
灰铸铁阀门是新水处理系统的一个关键组件。
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3. The cindervalve was replaced after it failed during testing.
在测试期间，灰铸铁阀门失败了，因此被更换了。