... 拒水剂；防水剂 water repellent 去水剂, 脱水剂 dehydrating agent 脱水剂；去水剂 dehydrating agent ...
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The catalyst and dehydrating agent can be repeatedly used and no pollutant is produced during the technological process.
催化剂和脱水剂可以反复利用，并且该工艺过程无污染。
The basic principle and method of synthesis of lower fatty acid ethyl ester using 3a molecular sieves as dehydrating agent were described.
本文主要阐述了在合成低碳脂肪酸乙酯中采用3a型分子筛作脱水剂的基本原理和方法。
Through the experiment, it is found that the tack free time is affected greatly by the content of catalyst, dehydrating agent, plasticizer and the free NCO.
通过实验发现催化剂、脱水剂、增塑剂以及游离的异氰酸酯含量对密封胶的表干时间有很大的影响。
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