rosins

The study of preparation of maleated rosins and their application as paper size was started in China in1974 .

我国对马来松香的研制及其用作造纸施胶剂进行了十多年的研究。

A study of the viscosity of rosins

松香粘度的研究

Others contrasted the image of Rosins peeking behind the bills with her father 's rhetoric against capitalism and consumerism .

一些人表示罗斯尼斯的照片和她父亲反资本主义与消费主义的言辞形成了鲜明的对比。

Study on Synthesis of Several Modified Rosins and It 's Application in Immobilized PPO ; Effect of Acrylic Acid Rosin on 1,4-Butanediol Ether Curing Kinetics

几个改性松香酸化合物的合成及其在固定化多酚氧化酶中的应用含改性松香的丁二醇二缩水甘油醚固化反应动力学研究

However , some defended Rosins by pointing out that the bills were in small denominations and in total would not be worth a lot of money .

然而也有人站出来为罗斯尼斯说话，称她手中的美钞面值小，总共不值多少钱。

Experience of more than 20 paper mills shows that the consumption of maleated rosins in the manufacturing of different types of paper was 20 ~ 50 % less than the consumption of the natural rosin .

经20多家造纸厂试用证明，不同纸种的松香用量比天然松香降低20～50%或更多。

A series complexes of polymerized rosin ( PR ) or grafted copolymers of polyvinyl alcohol with PR ( PVA-g-PR ) were synthesized . These complexed polymerized rosins were used as carriers for immobilizing amylase and their properties were investigated .

研究了聚合松香（PR）及聚乙烯醇接枝聚合松香树脂（PVA-g-PR）的配合物的合成及其对淀粉酶的固定化，考察了固定化酶的性能。