1) drilling holes at the drilling yard
钻场钻孔
3) bored cast-in-place pile
钻孔场柱桩
4) down-the-hole drill
钻孔钻床
5) boring bit
钻孔钻头
6) coring
[英][kɔ:] [美][kor]
钻孔;钻井
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