1) big-entry-hole
大射孔孔眼
2) big-hole perforator
大孔眼射孔器
3) 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
4) perforations
炮眼(射孔)
5) barrel hole size
孔眼大小
1.
Influences of cathodic current density, barrel rotative speed and barrel hole size on nickel electrodeposition performance including electrodeposition rate of nickel, cathodic current effciency and bath throwing power are discussed.
提出滚镀瓦特镍的工艺配方和操作条件，讨论了阴极电流密度、滚筒转速、孔眼大小等对镍电沉积性能如镍沉积速度、阴极电流效率、镀液分散能力等的影响。
6) toscanet
大孔眼网
补充资料：大射
1.为祭祀择士而举行的射礼。
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