screw joint casing
screw joint casing
[石油英汉词典]
screw joint casingn.螺纹连接套管
是什么意思,screw joint casing的解释,screw joint casing的翻译
[新英汉石油技术词典] screw joint casing
screw joint casing
[石油英汉词典]
screw joint casing是什么意思,screw joint casing的解释,screw joint casing的翻译
[新英汉石油技术词典] screw joint casing