GC was applied successfully to isolate and determine the trace ethanol in the lactic acid fermentation broth.
采用气相色谱法成功分离检测了乳酸发酵液中的微量乙醇。
The inhibition effects of lactic acid on the growth of Bacillus cereus in nutrient broth was studied, and also the influence of acidified soak water with lactic acid before the fermentation of tempeh.
本文研究了乳酸在营养肉汤培养基对蜡样芽胞杆菌的抑制，以及前期乳酸浸泡大豆后对蜡样芽胞杆菌在天培中生长情况的影响。
The kitchen garbage was sterilized and inoculated with lactic acid bacteria, and after 3 ~ 4 days of fermentation the lactic acid in the fermentation broth containing 31.
以营养丰富的厨房垃圾为原料，通过接种乳酸菌发酵，得到了乳酸含量为31。
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