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- Sodium tripolyphosphate (STPP) is a highly efficient retardant, and is commonly used in building gypsum. 三聚磷酸钠是建筑石膏高效缓凝剂。
- The effect of retarder on setting time, strength of hardened paste and crystallization habit of building gypsum was studied. 考察各种缓凝剂对建筑石膏凝结时间、硬化体强度以及结晶习性的影响。
- The effecting law and action mechanism of retarders on hydration process of building gypsum, crystal morphology of dihydrate and pore structure have also been revealed. 揭示了缓凝剂对建筑石膏水化进程、晶体形貌和孔结构的影响规律和作用机制。
- desulphurization building gypsum 脱硫建筑石膏
- Study on the process of producing building gypsum plaster with phosphogypsum 磷石膏生产粉刷石膏的加工工艺研究
- Study on thermal heating device plan of vibrating conveyor for building gypsum 建筑石膏粉振动输送机热加工设备方案的研究
- Keywords gypsum mould;semihydrate gypsum;building gypsum;gypsum increasing; 石膏模具;半水石膏;建筑石膏;石膏增强;
- He subdivided the farm into building lots. 他把农地再分为若干块的建筑用地。
- The police found the wandering boy in a deserted building. 警察在一栋废弃的楼里找到了这个流浪的男孩。
- The building fell with a crash as loud as thunder. 建筑物轰隆一声倒塌了，声如雷鸣。
- Police sealed off all the exits from the building. 警方把建筑物的所有出口都封锁住了。
- I know all the ins and outs of our school building. 我知道我们教学大楼的一切情况。
- Keep on go till you come to a red brick building. 一直往前走直到一座红砖楼为止。
- The bird is building a nest of straw and twigs. 这只鸟在用稻草和小树枝筑巢。
- The little boy is piling up his building blocks. 小男孩正在搭积木。
- The whole building was soon aflame. 整个建筑物不久就燃烧起来了。
- The heat had blistered the paint of the building. 酷热使建筑物上的油漆起了浮泡。
- They are building a submarine cable tunnel. 他们正在建设一条海底电缆隧道。
- The building was assembled piecemeal. 那座建筑物是一块一块地组装起来的。
- They worked on the building all through the winter. 他们一冬都在建这座楼。
