advancing to the dip的意思|示意
美 / /
英 / /
俯斜掘进，俯斜回采
advancing to the dip的网络常见释义
俯斜掘进 ... 辅助工：auxiliary worker 俯斜掘进：advancing to the dip 辐射形炮眼排列方式：radial drilling pattern ...
advancing to the dip相关短语
1、 advancing g to the dip 俯斜掘进