泵压管道

pump piping的用法和样例：

例句

Where piping being tested extends beyond the process unit limit without flanges, it shall be tested to the first block valve or set of flanges outside the unit limits.如果试压管道超出了工艺装置界区而没有法兰时，则应试压至装置界区外的第一个隔断阀或第一组法兰。

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ATTENDANT: Can I help you, sir? SAM: Yes, I've been sitting here for a few minutes. I'm waiting for someone to put gas in my car. ATTENDANT: I'm sorry, sir. But this is the self-service pump. SAM: Self-service? ATTENDANT: Yes. You must fill up the

发表于:2018-11-28 / 阅读(641) / 评论(0)

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发表于:2019-02-05 / 阅读(504) / 评论(0)

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