煤回采工艺
- 网络come out with the win; coal winning technology
煤回采工艺煤回采工艺
come out with the win
come out with是什么意思... ... come out with1. 说出 come out with the win1. 煤回采工艺 come up with;find out1. 找出 ...
coal winning technology
...定顺序回采，并在空间和时间上合理安排、有机配合，称煤回采工艺（coal winning technology）。