upward mining的意思|示意
垮落法残采区
upward mining相关短语
1、 upward d mining 上向开采
2、 upward inclined mining 仰斜回采
3、 upward cut-and-fill mining 上向分层采矿
upward mining相关例句
The upward drift stoping with backfill is a mining method with a widespread use future.
上向进路充填采矿法是一种具有广阔应用前景的采矿方法。
As viewed form this, the panel upward horizontal cut-and dry filling method has been tried to use for this orebody mining, with a better results.
为此，试验用盘区上向分层干式充填采矿法进行回采，取得了较好的效果。
The upward horizontal cut and fill stoping method and the measures for safe mining are recommended.
推荐使用机械化上向水平分层充填采矿法，提出了安全回采措施。