At last, some suggestions were raised for the concrete backfill mining.最后对具体的充填开采方法提出了建议.This article is good for promotion of backfill.本文对充填技术的推广,具有一定的参考价值.The upward drift stoping with backfill is a mining method with ...
The engineer and his son held frequent consultations concerning technical problems.工程师和他的儿子经常就技术问题互相征求意见。We should like to know: what was the nature of these consultations?试问,这都是些什么性质的协商?These rates do not include the ch...
每天晚上他都准时回家吃饭, 觉得家里的小餐室可爱之极.Each evening he arrived promptly to dinner, and found the little dining - room a most inviting spectacle.主营产品: 酒吧凳子, 椅子, 小餐室的餐桌和椅子, 厨房凳子, 和木制凳子等家具.Product Information: Bar Stools, Chairs, Dinet...
Dextrose solutions are useful for providing water.葡萄糖液可用来供给水分.In fermentation, dextrose is changed to alcohol ( C 2 H 5 HO ) and carbon dioxide ( CO 2 ).发酵过程中, 葡萄糖变成洒精 ( C2H5HO ) 和二氧化碳 ( CO2 ).Dextrose is a stabilizer, a...