测定了发酵前后烟叶碎片的化学成分，结果表明，发酵后的烟叶碎片中的可溶性还原糖含量明显降低，同时有机酸性成分增多，酸值提高。
The results showed that the content of soluble reducing sugar decreased remarkably and the acidic value increased after the fermentation, some volatile organic acids were produced.
采用中和法测定松香甘油酯的酸值，对溶解松香酯的溶剂进行了绿色化研究。
Green solvent for determining the acid value of rosin glyceride by means of titration was studied.
采用中和法测定松香甘油酯的酸值，对溶解松香酯的溶剂进行了绿色化研究。
Greeniz solvent for determining the acid value of rosin glyceride by means of titration was studied.
合成高沸醇木质素改性松香树脂，测定改性树脂的软化点、酸值和DSC - TGA曲线，并与原料松香进行比较。
High boiling solvents (HBS) lignin modified rosin was successfully synthesized by rosin and HBS lignin. These resins were characterized by acid value, soft point, DSC-TGA, and compared with rosin.
模型预测值与国标法测定的酸值高度线性相关，盲样验证相对误差均小于10%。
The linear correlativity of the determination of the acid value between two methods was very well, the relative deviation of blind samples experiment's data were less than 10%.
在储藏前后测定了饲料中粗脂肪、水分、氨基酸总量、氨含量以及酸值和过氧化值。储藏中除前30天外，以后每隔15天测定分析饲料的酸值和过氧化值。
The rough fat content, moisture content, total amount of amino-acid, ammonia content, acid value and peroxide value in feed were determined before and after storage.
在储藏前后测定了饲料中粗脂肪、水分、氨基酸总量、氨含量以及酸值和过氧化值。储藏中除前30天外，以后每隔15天测定分析饲料的酸值和过氧化值。
The rough fat content, moisture content, total amount of amino-acid, ammonia content, acid value and peroxide value in feed were determined before and after storage.
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