This paper showed the results of experimental study on the effects of different types and adding amount of alkali on the loss rate of water and the drying shrinkage of cement paste.

通过测量不同品种和掺量的碱对水泥基材料的水分损失量和自由收缩率，研究了在干燥条件下不同的碱对水泥基材料收缩性能的影响规律。

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The simulation result is shown that it is expected to solve the problems such as a long time drying and the fussy operation during the traditional loss on drying.

仿真实验表明，这种新型水分测定仪可望解决传统烘干失重法测量时间长、操作繁琐等问题。

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Objective To improved the detection method for the loss on drying of glucose Methods the direct drying and oven-twice drying were used and compared.

目的改进药典中葡萄糖的干燥失重检查的操作方法。方法采用直接干燥法和烘箱两次干燥法进行对比。

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