flexible joint,movable joint,union

中文翻译活接头

同义词释义

1)flexible joint,movable joint,union,活接头

2)flage loss,活接头损耗

3)female union,活接头扣圈

4)union nut,活接头螺母

5)gas union cock,煤气活接头开关

6)gas union ball cock,煤气活接头球形旋塞

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