The cationic starch with high substituted degree prepared by half-dry process was used as retention and drainage AIDS in deinked pulp.
将半干法制备的高取代度阳离子淀粉应用于废纸脱墨浆作助留助滤剂。
2
A new design method of the half-dry atmospheric crude tower is presented in this article, in which stripper reboiler is used instead of stripping steam.
提出了炼油厂常减压装置半干式常压塔的设计方法,用侧线汽提塔再沸器代替汽提水蒸汽。
3
Dry seasons are hungry seasons, lasting half the year or more.