working face
短语词组
- working slope face 工作邊幫麪
- working tooth face 工作齒麪
- working -face 澆築倉麪
- non -working slope face 非工作邊幫麪
- caving -working-face 砲採放頂煤
- working face pressure 工作麪鑛壓
- chamber mining working face 房式採煤工作麪
- division working face 分層工作麪 返回 working face