backwall
后墙
常用释义
英音[ bækˈwɔːl ]
美音[ bækˈwɔːl ]
基本释义
- n. 后墙
例句
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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。
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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。