rosin

1. The discussion of rosin glyceride's preparation.: 松香甘油酯的制备及结果讨论。

2. Every gum rosin factory is local economic pillar.: 各松香厂都是当地嘀经济支柱。

3. The main component of rosin is rosin acid (C20H30O2).: 松香的主要成份是松香酸(C20H30O2)。

4. Some percentage of dibasic acids were replaced by rosin.: 松香可取代一定百分比的二元酸。

5. A bow needs rosin just like a police car needs prisoners.: 琴弓需要松香，就像警车需要犯人。

6. Specifications of gum rosin glyceride and hydrogenated ros.: 松香甘油酯和氢化松香甘油酯的技术指标。

7. Dry rosin is best in tropic and soft rosin in cold climate.: 干的松香在热带最适用，而软的松香适用于寒冷的气候。

8. This product is made of gum rosin through a new technology.: 本产品聚合松香由脂松香采用新工艺加工而成。

9. By adding REOSN to the melting rosin we can get a dispersion.: 把这种分散剂加入熔融的松香中，能够得到稳定的松香分散液。

10. Gum rosin is a kind of natural resin with high economic value.: 松香是一种具有重大经济价值的天然树脂。

11. The rosin-based polyglucoside is one kind of alkyl polyglucoside .: 松香基葡萄糖苷为烷基糖苷的一种。

12. At present products are dripping pine rosin and water conservation.: 目前产品有滴水松香和松节水。

13. Our perennial supply of high quality pine resin, rosin and turpentine.: 本厂常年供应优质松脂、松香、松节油。

14. The classification of rosin was based on published laboratory and clinical data.: 松香的分类是根据公布的实验室和临床资料。

15. This study supplies data and experience of treating rosin wastewater in our country.: 该研究为了我国松香厂废水处理提供了数据和经验。

16. It is an organic substance and is a petrified rosin of ancient trees related to rosin.: 一种有机物质。它是一种含一些有关松脂的古代树木的石化松脂。

17. State on quality of Chinese gum rosin from 1995 through 2002 was investigated in detail.: 从各种不同渠道详细调查了1995年至2002年中国脂松香的质量状况。

18. Lumps of rosin have much smaller surface to volume ratio and do not oxidise significantly.: 松香肿块表面有许多小的体积比，不氧化后，显着。

19. The present key problem on bad dispersivity and stabilization of rosin size is solved aptly.: 较好解决了目前施胶剂的分散性和稳定性不良这一关键性问题。

20. One of applications of rosin in PU paint is rosin ester resin modified polyisocyanate prepolymer.: 松香酯树脂改性多异氰酸酯预聚物是松香在PU涂料中应用的一个途径。

21. Authors carried out an experiment to investigate effects of the mixed rosin on disproportionation.: 针对“混合松香”对歧化反应的影响，作者进行了实验研究。

22. The world of high-grade adhesives and inks used rosin resin demand for 5 percent annual growth rate.: 目前世界上对粘胶剂和高档油墨用松香树酯的需求量以每年5%的速度增长。

23. The emerging causes of mixed gum rosin were analyzed, and the controlling methods were also produced.: 分析了混合松香产生的原因；提出了对混合松香的控制建议。

24. I tuned the strings, miraculously still intact, tightened the bow, and put rosin on the dry horsehairs.: 我调一调琴弦的音，奇迹般地仍然完美如初，再拉紧琴弓，然后把干燥的马鬃涂上松香油。

25. Narrating the preparation and application of dispersion rosin gum as well as analyzing its economic benefits.: 叙述了分散松香胶的制备方法和应用，分析了该胶的经济效益。

26. A number of polyester modified rosin with foam formulations have been utilized to prepare rigid urethane foams.: 若干聚酯改性松香及其泡沫配方已用于制备硬质尿烷泡沫。

27. The cationic rosin was synthesized by solvent method, with rosin, trimethylamine and epoxy chloropropane as raw materials.: 采用松香、三甲胺和环氧氯丙烷为原料，溶剂法合成了阳离子松香。

28. It can be used as a size and has good sizing effect, it can save 30 ~ 40% rosin and than conventional modified rosin size.: 这种分散液用于造纸施胶，比马来松香皂化胶节省松香和硫酸铝各30 ~ 40%，是一种很有发展前途的新型胶料。

29. It can be used as a size and has good sizing effect, it can save 30 ~ 40% rosin and than conventional modified rosin size.: 这种分散液用于造纸施胶，比马来松香皂化胶节省松香和硫酸铝各30 ~ 40%，是一种很有发展前途的新型胶料。

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