例句與造句

1. under the determinate boundary or close condition increasing the height of steps can realize steep slope mining and engender more much stope space, which will be propitious to balance stripping ratio, increase storage for exploiting and improve mining intensity and production capacity
   摘要在露天礦一定的剝離境界或封閉條件下，大幅度增加臺階高度可以實(shí)現(xiàn)陡幫開采和形成更大的采場空間，從而有利于礦山平衡剝采比，增加備采儲量，提高礦山開采強(qiáng)度和生產(chǎn)能力。
2. It's difficult to find determinated boundary in a sentence. 用determinated boundary造句挺難的