2) geo-drilling equipment
钻掘设备
1.
The paper reviewed recent advances and applications of geo-drilling equipment of China with emphasis on basic functions,working principles and structures.
概括地介绍了近年来我国钻掘设备的最新进展与应用情况,主要从钻掘设备的基本性能和技术原理及基本结构等方面进行介绍。
5) drilling forward underground
钻掘推进
1.
New technique brief introduction-drilling forward underground and pipe line construction;
钻掘推进--地下管线工程施工新技术简介
6) exploration and excavation
钻探试掘
补充资料:冻土钻(见取土钻)
冻土钻(见取土钻)
dongtuzuan冻土钻见取土钻
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