-
Tubing thread is available for API tubing threads and TM threads.
油管螺纹可采用API油管螺纹，或TM螺纹。
youdao
-
The gluing mechanism of API round thread casing and tubing is analyzed.
分析了API圆螺纹油套管发生粘扣的基本过程及机理。
youdao
-
The gluing mechanism of API round thread casing and tubing is analyzed.
分析了API圆螺纹油套管发生粘扣的基本过程及机理。
youdao