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- To reduce the filling cost,various cement sand ratios are used at different heights for the tailings consolidated filling body in Anqing Copper Mine. 为了降低充填成本,安庆铜矿尾砂胶结充填体在不同的高度采用了不同的灰砂比。
- Therefore, the optimization of the cement sand ratio of the filling body of Anqing Copper Mine is a very complex problem of nonlinear combined optimization. 因此,安庆铜矿充填体灰砂比的优化是一个十分复杂的非线性组合优化问题。
- polypropylene fiber cement sand syrup 聚丙烯纤维水泥砂浆
- Concrete is made of cement, sand, stone and water. 混凝土是由水泥，砂子石头和水混合做的。
- Ouch! The sand is so hot! I can burn my feet. 哎哟！沙子这么烫！会烫伤脚的。
- The sand blew into the food and made it gritty. 砂吹进食物中，里边尽是砂子。
- Concrete is made of cement,sand,stone and water. 混凝土是由水泥、砂子、石头和水混合做的。
- The building is made of hydraulic cement. 大楼是用水硬水泥建造的。
- The children were playing in the sand pit. 孩子们在沙坑中玩耍。
- The tractor has make deep furrow in the loose sand. 曳引机在松软的沙土上留下了深深的车辙。
- Concrete is a mixture of sand and cement. 混凝土是沙和水泥的混合物。
- Cement output next year would be57 million tons. 明年的水泥产量(将)有5700万吨。
- The sun blazed down on the sand. 阳光强烈地晒在沙滩上。
- His company was built on the sand. 他的公司根基不稳固。
- The front of the brick house was faced with cement. 这栋砖房的正面抹了一层水泥。
- Our object is to further cement trade relations. 我们的目标是进一步加强贸易关系。
- The sack of cement hit the ground with a thump. 水泥袋砰的一声落在地上。
- The river has scour out a passage in the sand. 这条河在沙土中冲出一条水道。
- The boat grounded on a sand bank. 船只搁浅在沙洲上。
- The cement will set in a few hours. 水泥几小时后就会凝固。
