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AB012采气树各部件的连接方式均采用( )连接。

发布于 2021-02-17 09:01:45

【单选题】
A 法兰
B 卡箍
C 油管头
D 焊接

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Mr.李 2023-02-17

这家伙很懒，什么也没写！

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Jamesjin

这家伙很懒，什么也没写！

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