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casing coupling

construct. 套管接头
dril. 套管连接器
eng.geol. 套管连箍; 套管; 缩节
oil 套管接箍
tech. 套接管 (俗称缩节); 套管 (连箍); 缩节 (即套接管)
casing coupling
: 10 phrases in 5 subjects
Drilling1
Engineering geology2
Geophysics2
Metallurgy1
Technology4

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