英语单词
backfill是什么意思
backfill
英[ˈbækfɪl]
美[ˈbækˌfɪl]
- vt.回填（挖掘的洞穴） 网络解释.回填；回填土；充填；装填
词形变化:
过去式：backfilled 过去式：backfilled 过去式：backfilling 过去式：backfills
双语例句
- 1 . At last, some suggestions were raised for the concrete backfill mining.
- 最后对具体的充填开采方法提出了建议.
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- 2 . A systematical study is made of the stability of backfill in blasting.
- 对爆破动载下充填体稳定性进行了系统研究.
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- 3 . This article is good for promotion of backfill .
- 本文对充填技术的推广,具有一定的参考价值.
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- 4 . 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.
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