矿柱的英文怎么说
2012-07-02 04:27
矿柱的英文:
jamb
- Initiation is carried out by using millisecond detonators, the opening taking the form of holes in the remaining pillar
使用毫秒雷管进行起爆,开拓的方式则是在余留的矿柱中打眼放炮实现的。
n. 侧柱;旁柱;门方;壁炉两侧的石壁