基本解释

• [机械工程]油井管用螺丝纹

英汉例句

双语例句

• The program is to process all kinds of oil well pipe thread and casing coupling.
  该项目是加工各类油井管螺纹、套管接箍的机械加工项目。
• It is a precondition and base of improving anti-galling performance of oil well pipe to make sure the leading influencing factor of API pipe thread gluing.
  科学地确定出油井管螺纹粘扣的主要影响因素是提高油井管抗粘扣性能的前提和基础。
• The development of the oil well pipe with special thread connection is a systematical project involving development of relevant gauges and measuring tools for the thread as a key item.
  特殊螺纹接头油井管的开发是一项系统工程，其中量规、量具设计是开发中的一个重要环节。

专业释义

机械工程

• 油井管用螺丝纹