1) open perforation
畅通的射孔孔眼
2) carrotless charge
孔道通畅的射孔
3) unopened perforation
堵塞的射孔孔眼
4) perforation
[英][,pɜ:fə'reɪʃn] [美]['pɝfə'reʃən]
射孔孔眼
1.
Optimization of perforation geometry and orientation control on sand production;
优化射孔孔眼形态和定向控制油井出砂
5) big-entry-hole
大射孔孔眼
6) abraded perforation
磨蚀的射孔眼
补充资料:畅通
1.毫无阻碍地通行或通过。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条