... lacrimator r 催泪剂（物），催泪性毒气 lactic c acid 乳酸 ladder r 1、梯，消防梯 2、登高（消防）车 3、登高（消防）车队 ...
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The result showed that vitamin C could be used as catalyst for the esterification of lactic acid instead of sulphuric acid.
结果表明：维生素C能够代替硫酸作为乳酸酯化的催化剂。
Vitamin C as catalyst was first used in the synthesis of isoamyl lactate from lactic acid and isoamyl alcohol.
首次利用维生素C催化乳酸和异戊醇合成了乳酸异戊酯。
Methods to prepare persimmon juice through lactic acid fermentation were introduced in this paper. The content of acid, reduce sugar, fat and vitamin C in raw material and production were detected.
介绍了以柿子汁为原料制备乳酸菌发酵饮料的工艺流程，并对原材料和发酵产品的一些营养指标进行了测量。
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