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- To realize the design, the paper puts forward the formular to calculate the length of back filling area. 提出对台背回填进行刚柔过渡设计，提出了台背路基工后沉降控制标准，提出了台背回填长度确定公式；
- Make development, mining and back filling design for the underground according to the survey and geology information, supply the technology support for to operation the designs. 根据地测信息做开拓、回采和充填设计,为这些设计的实施提供技术支持。
- When reclaiming earthworks, accumulated water shall be cleaned-up first. It is strictly forbidden to back fill earth with water. 填筑土方时，应将积水清理干净，严禁带水回填。
- The necessary padding material,Chute structure,pattern of pedestrain raise and stope support in the application of dry back filling method are inquired. 介绍了在干式充填采矿法中,对采场所必须采用的铺垫材料、溜井结构、行人天井及采场支护等技术问题作初步探讨。
- Due to the unique advantages in coal mining, the back fill technology with high water material for rib in used gateway is getting more and more special attraction from the coal mining industry. 高水材料巷旁充填沿空留巷技术由于其在采煤生产中的独特优点而愈来愈受到采矿界的高度重视,并逐步得到推广应用。
- In developing a back fill system handling tailings feed to and from the storage silo,it is necessary to establish a slurry laboatory to develop the technology and silo design criteria. 充填系统中必须设计一料仓来存储充填用尾砂，因此，有必要建立砂浆实验室以研究充填技术和料仓设计准则。
- Construction for Back Filling of Highway Structure 浅谈结构物回填的施工
- Rose bushes shoot again after being cut back. 玫瑰丛修剪後还能再长出新枝。
- square set and back filling method 方框支架充填采矿法
- Practice of goaf back filling using solid wastes 固体废弃物充填地下采空区的实践
- back filling behind abutment and culvert 涵背回填
- Selection Of Back Fill On Retaining Wall 挡土墙填土的选择
- He trudge three hour in the snow to get back home. 他在雪中跋涉三个钟点才回到家。
- The crowd fell back to let the players through. 人群后退让运动员们通过。
- Do exercise every day and you'll be back in condition. 每天锻炼锻炼，你很快会恢复健康的。
- The ship beat back against a monsoon. 船逆着季风艰难地行驶。
- I flap the flies away but soon they fly back. 我把苍蝇赶走，但一会儿又飞回来了。
- I never lend books; you never get them back. 我的书决不外借，因为总是有去无回。
- She leaned her head back and whispered the news. 她向后仰着头，小声说出了这个消息。
- The talks have been put back to Friday morning. 谈判推迟到星期五早上进行。
以上内容独家创作，受著作权保护，侵权必究
海词词典，十七年品牌
