drilling pillar 基本解释
【机】手摇钻柱架
重点词汇
drilling pillar 双语例句
- 1、
Drilling and Blasting of Medium-Depth Holes of Deepening Rock Pillar in the Main Shaft
主井延深岩柱中深孔凿岩爆破
最新更新词汇: Proximate causeadd-onmusic lessonEuro-creditsbuccal respirationforcible rapeforeign terrorist organizationmezzo
更新时间:2026-03-24 23:57
更新时间:2026-03-24 23:57

