protective colloid

Highway maintenance system calls for accelerating process of marketization;

养护体制贵在加快市场化进程

New ideas in highway maintenance system reform;

谈公路养护体制改革的新思路

For the characteristics of county highway maintenance system and transportation situation,the paper discussed its improved measures from four aspects.

针对县乡公路现行养护体制中的特点和运输现状 ,从 4个方面论述对它的改进措施 ,以保证路网通达 ,更好地发挥其在经济建设中的作用。

Study on preparation of vinyl acetate-acrylate latex by HEC as protective colloid;

羟乙基纤维素添加在醋丙乳液中做保护胶体的初步研究

Modifications of protective colloid in poly(vinyl acetate) emulsion;

聚醋酸乙烯乳液保护胶体的改性

Research progress of protective colloid in emulsion polymerization;

乳液聚合中保护胶体的研究进展

Influence of Huxin Yangsheng capsule on hemodynamics of anesthetic dog;

护心养生胶囊对麻醉犬血流动力学的影响

Thickener was prepared by non-soap emulsion polymerization with acrylic acid,acrylamide and n-butyl acrylate as monomers,polyvinyl alcohol as protective colloid,N,N′-methylene-bis-(acrylamide) as cross linker and potassium persulfate-sodium sulfoxylate as initiator.

以聚乙烯醇为胶体保护剂、N,N′-亚甲基双丙烯酰胺为交联剂,用过硫酸钾-亚硫酸钠引发丙烯酸、丙烯酰胺、丙烯酸丁酯进行无皂乳液聚合,以制备高性能的涂料印花增稠剂,所得产品稳定性好、增稠效果优良。

Thickener was prepared by non-soap emulsion polymerization of acrylic acid and acrylamide with n-butyl acrylate as monomers,polyvinyl alcohol as protective colloid,N,N'-methylene-bis-(ac- rylamide)as cross linker and potassium persulfate-sodium sulfoxylate as initiator.

以聚乙烯醇为胶体保护剂、N,N′-亚甲基双丙烯酰胺为交联剂,用过硫酸钾-亚硫酸钠引发丙烯酸、丙烯酰胺、丙烯酸丁酯进行无皂乳液聚合,以制备高性能的涂料印花增稠剂。

The stabilized reaction system were obtained,and the graft yield were increased by join the protective colloid.

通过理论设计选用丙烯酸丁酯、甲基丙烯酸、苯乙烯三种单体在廉价的氧化还原引发剂体系下与淀粉进行接枝,并加入胶体保护剂稳定反应体系,提高接枝效果。

We utilized colloid-protect reagent in this paper,let it combined with hydroxyl group preventing colloid particles condensing and attained intrinsic structure in Si-sol.

本论文通过加入胶体保护剂,使之与硅溶胶表面的羟基相结合,使硅溶胶凝胶时胶粒羟基间无法脱水缩合,而以较完整的原纳米结构脱水胶凝,达到获得纳米产品的目的。

Discussion on reform of road maintenance system after entering;

谈我国加入WTO的公路养护体制改革

Study on the Reform about Rural Road Maintenance System and Operational Mechanism

农村公路养护体制及运行机制改革研究

A Study of the Management and Maintenance Mode for Non-profit Water Conservancy Projects;

黄河公益性水利工程管理与养护体制研究

How to Help Distributary Personnel of Highway Maintenance System Reform Settle down;

公路养护体制改革中分流人员如何安置

A Study on the Administration and Maintenance Arrangement for Guangdong Inland Waters Channel

广东省航道系统管理和养护体制改革研究

A Study on the Maintenance Management System Reform of Rural Highway in Dongguan

东莞市农村公路管理养护体制改革问题探讨

Reformation of Rural Road Managment and Maintenance System in Shanghai under New Situation

新形势下上海市农村公路管理养护体制改革工作探讨

Maintenance management and management system research of the rural highway

农村公路的养护管理与管理体制研究

On the maintenance and management system of country roads

浅谈农村公路的养护管理与管理体制

Research on the Hydration of Blended Cement Systems at Different Curing Regimes;

不同养护制度下混合水泥体系水化特性研究

Discussion on Highway Management System Reform Opening New Market of Highway Maintenance;

探析公路管理体制改革 开拓公路养护新型市场

On how to consummate the maintenance and management system of county road

浅谈如何完善农村县乡公路的养护管理体制

Article17 Highway maintenance is performed under the system which integrates professional maintenance with maintenance performed by civilian workers.

第十七条公路养护实行专业养护与民工建勤养护相结合的制度。

Laying Stress on I11 Children s Psychological Nursing and Training the Whole Nursing Skills;

注重患儿心理护理 培养整体护理能力

Is the maintenance by a systematic preventative maintenance system?

保养维护是否有系统的预防性维护机制?

The Importance of the Conservation Awareness in the Physical Education Of the College;

养护认知在大学体育教育中的重要性

Evaluating the Plastic Shrinkage of Cement Paste with the Curing Meter

用养护尺法评估水泥浆体的塑性开裂

Nursing experience of early enteral nutrition In postoperative esophageal cancer patients.

食管癌术后早期肠内营养的护理体会