pipe wall gage 管壁厚度测量仪
pipe-wall gauge 管壁厚度测量仪
pipe wall injury 管壁损伤
X-ray pipe-wall gauge 射线管壁测量仪 ; 射线管壁厚度差测量仪
heat transfer of pipe wall 管壁传热
Spiral steel pipe wall thickness 螺旋钢管壁厚
plain wall pipe 平壁管
This paper introduces a new wall protection method for drilling loose strata casing pipe wall protection.
本文介绍一种新的钻探松散地层护壁方法——套管护壁“三板斧”。
The reverse flow region is observable near the pipe wall.
管壁附近存在明显的回流再附区;
The target is mounted on a support passing through the pipe wall.
标板装在穿过管壁的支撑上。
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