... Initial setting- 初步设定 initial setting up 初始设置 ; 初步成立 ; 初步建立 The Initial Setting Time 初凝时间 ...
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The initial setting time of Portland cement shall not be earlier than 45 minutes, final set time not later than 390 minutes.
硅酸盐水泥的初凝时间不得早于45分钟，终凝时间不得迟于390分钟。
The results show that, with the in- crease in CA cement content, the fluidity of MgO-based investment materials decreases and so does the initial setting time.
结果表明，随着铝酸钙水泥含量的增加，氧化镁系包埋料的初凝时间缩短，流动性变差；
The invention provides a cement product setting accelerating method which can shorten the initial setting time of the cement product and enhance the production efficiency.
本发明提供一种缩短水泥制品初凝时间，提高生产效率的水泥制品促凝方法。
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