琴弓需要松香，就像警车需要犯人。
松香甘油酯的制备及结果讨论。
目前产品有滴水松香和松节水。
At present products are dripping pine rosin and water conservation.
各松香厂都是当地嘀经济支柱。
本厂常年供应优质松脂、松香、松节油。
Our perennial supply of high quality pine resin, rosin and turpentine.
松香甘油酯和氢化松香甘油酯的技术指标。
松香的分类是根据公布的实验室和临床资料。
The classification of rosin was based on published laboratory and clinical data.
从中提取的松香和鞣酸是化学工业上很需要的。
The resin and tannin that can be extracted from it are sought by the chemical industry.
本产品聚合松香由脂松香采用新工艺加工而成。
介绍了一种比较理想的制备脱氢松香酸的方法。
This article introduces a method of Preparation of dehydroabietic acid.
松香的主要成份是松香酸(C20H30O2)。
松香肿块表面有许多小的体积比，不氧化后，显着。
Lumps of rosin have much smaller surface to volume ratio and do not oxidise significantly.
该研究为了我国松香厂废水处理提供了数据和经验。
This study supplies data and experience of treating rosin wastewater in our country.
干的松香在热带最适用，而软的松香适用于寒冷的气候。
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。
A number of polyester modified rosin with foam formulations have been utilized to prepare rigid urethane foams.
为了抵抗肌肤老化和收缩毛孔，可以在晚上开始使用松香油。
Start using retinol at night to fight aging and minimize pores.
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。
The emerging causes of mixed gum rosin were analyzed, and the controlling methods were also produced.
针对“混合松香”对歧化反应的影响，作者进行了实验研究。
Authors carried out an experiment to investigate effects of the mixed rosin on disproportionation.
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。
By adding REOSN to the melting rosin we can get a dispersion.
防污染玻璃涂层由含铜玻璃材料分散在沥青和松香的载体组成。
A antifouling glass coating comprises a copper containing glass material dispersed in asphalt and resin carrier.
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。
Narrating the preparation and application of dispersion rosin gum as well as analyzing its economic benefits.
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。
The cationic rosin was synthesized by solvent method, with rosin, trimethylamine and epoxy chloropropane as raw materials.
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。
One of applications of rosin in PU paint is rosin ester resin modified polyisocyanate prepolymer.
本文对松香蜡染的工艺流程、料的选择及染色工艺作了详细的分析和探讨。
The paper detailedly analysed and discussed the rosin applied in wax printing process, choice of dyes and dyeing technology.
本文对松香蜡染的工艺流程、料的选择及染色工艺作了详细的分析和探讨。
The paper detailedly analysed and discussed the rosin applied in wax printing process choice of dyes and dyeing technology.
我希望这次检讨和更新将有助于未来的结论，该委员会的分类和松香标签。
I hope this review and update will assist the committee in coming to a conclusion regarding the classification and labelling of rosin.
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。
The world of high-grade adhesives and inks used rosin resin demand for 5 percent annual growth rate.
本文采用酯交换法和O—酰化法分别合成氢化松香蔗糖酯和岐化松香蔗糖酯。
In this dissertation, hydrogenated rosin sucrose esters and disproportionated rosin sucrose esters were synthesized by transesterification method and O-acylation method, respectively.
探讨了松香酯结构与施胶性能的关系，研究了施胶条件对松香酯施胶效能的影响。
Relationship between structures of rosin esters and sizabilities was illustrated and effects of sizing conditions on the sizability were investigated.
探讨了松香酯结构与施胶性能的关系，研究了施胶条件对松香酯施胶效能的影响。
Relationship between structures of rosin esters and sizabilities was illustrated and effects of sizing conditions on the sizability were investigated.
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