back-filling是什么意思_back-filling用英语怎么说_back-filling的翻译_back-filling翻译成_back-filling的中文意思_back-filling怎么读,back-filling的读音,back-filling的用法,back-filling的例句

Finally, an example of reinforcing back - filling ground by the dynamic consolidation is introduced.

最后介绍了用强夯法加固回填地基的实例.

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This led the employment of mechanized back - filling method achieving great success in trial mining.

出此,决定采用盘区机械化充填采矿法,试采已取得圆满成功.

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So the study on the deep back filling technology has great significance in mining practice.

因此,研究深井充填技术具有重大的现实意义.

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