English translation for "head openings"

封头开孔

Related Translations:

driving openings:  巷道掘进

secondary openings:  次生孔穴

flued openings:  翻边开孔

floor openings:  地板孔

permanent openings:  永久巷道

developement openings:  开拓巷道

underground openings:  地下孔洞

conversational openings:  开场策略

multiple openings:  多个开孔划分房柱

block openings:  填塞空洞

Similar Words：

"head on view" English translation, "head on weirs" English translation, "head on wind" English translation, "head on-line cleaning" English translation, "head opening" English translation, "head operations" English translation, "head operations centre" English translation, "head operations cluster" English translation, "head operations control" English translation, "head operations development" English translation