backwall
英[bækˈwɔːl]
美[bækˈwɔːl]
双语例句
- 1. The quality of freeway structure retailing backwall refilling concerns the freeway global quality.
- 高速公路构造物台背回填质量关系到高速公路整体质量。
youdao
- 2. In this paper the authors approach the application of drilling mud to face pre-injection, backwall infilling injcetion, roof fall space infilling injection and split zone infilling injcetion.
- 本文探讨了泥浆在工作面预注浆、壁后充填注浆、冒空区充填注浆和离层带充填注浆中的应用。
youdao
- 3. In this paper the authors approach the application of drilling mud to face pre-injection, backwall infilling injcetion, roof fall space infilling injection and split zone infilling injcetion.
- 本文探讨了泥浆在工作面预注浆、壁后充填注浆、冒空区充填注浆和离层带充填注浆中的应用。
youdao
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