1·The optimum nitrogen source is urea, next is peptone or yeast extract.
氮源中尿素最好，其次为蛋白胨和酵母膏；
2·The start of yeast extract production dates back to early 20th century.
酵母抽提物的生产开始于20世纪早期。
3·Ingredients: Vitamin e, yeast extract, olive oil, liquorice extract etc.
成分：维生素e、酵母萃取液、橄榄油、甘草萃取液等。
4·In China, more and more food enterprises begin to accept the yeast extract.
在中国，酵母抽提物目前也逐渐被越来越多的食品企业所接受。
5·The effect of concentrations of yeast extract on DVC of bacteria in sewage water was evaluated.
比较了不同浓度的酵母膏对生活污水中细菌DVC计数值的影响。
6·Amino acids and nucleotides of yeast extract were analyzed by high prssure liquid chromatography.
酵母提取物中的十八种氨基酸和呈味物质核苷酸，分别用高效液相色谱进行分析。
7·Salty flavourings, canned pasta, yeast extract and baked beans also caused the researchers concern.
研究者也担心那些多盐口味的食品，像罐装面食，酵母，炸过的豆类。
8·The effects of amino acids and yeast extract on glutathione (GSH) production by yeast were investigated.
研究了氨基酸和酵母膏对酵母发酵生产谷胱甘肽(GSH)的影响。
9·In the same way, we found that the best organic nitrogen compounding was 0.5% yeast extract and 1% peptone.
同法，我们确定出最优有机氮源组合为0.5%的酵母膏与1%蛋白胨。
10·The best form of usable nitrogen seems to be a combination of di-ammonium phosphate (DAP) and yeast extract.
最好的方式，似乎是一种可用氮结合荻磷铵(磷酸二铵)、酵母粉。