... 对设计接口的管理 design interface control 带槽形接口的管 groove pipe 对技术进出口的管理 management of technology trading ...
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pipe groove clearer 活塞槽清洁器
mm mono-groove plug pipe mill mm单槽自动轧管机组
identification groove of drill pipe 钻杆识别槽
groove type pipe 沟槽式管件
pipe groove 管件坡口
the pipe with groove 狭槽管道
The flange pipe of the high diameter groove is a new type of steel pipe connection, also known as the clip connection, there are many advantages.
高径槽法兰管是一种新型的钢管连接，也称为夹连接，有许多优点。
The author deals with the flow of fluid through a pipe with narrow groove, and obtains the distribution of velocities in the flow field.
本文研究了流体流过带有狭槽的管道的流动问题，得到了流场中的速度分布规律。
The spiral groove of pipe is formed by press die.
采用冲压模具实现了管材螺旋槽成形。
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