normal-pressure acid-base method 常压酸碱法
Acid-base method 酸碱滴定法
Acid-base titration method 酸碱滴定法
acid-base washing purification method 碱酸洗涤法
method of acid-base titration 酸碱滴定法
acid-base potentiometric method 酸碱电位滴定法
The third sample CHCl 3 part of acid base method (mainly containing alkaloids) is better according to the antitussive, expectorant and antiasthmatic activities.
综合分析不同部位的镇咳、祛痰、平喘活性实验结果，样品C即酸碱法的氯仿部位（主要含生物碱）效果较好。
The new technological process of normal-pressure acid-base method with non-timber fiber is introduced briefly, which has been adopted by Jiangxi Sansen Paper Co. , Ltd.
简述了江西三森纸业有限公司采用的非木纤维常压酸碱法造纸新工艺流程，并进行了该工艺的清洁生产分析。
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