聚氯乙烯

Low temperature tup impact property of plastic profile shapes and dimension change rate of main profile shapes after heating are two typical technical indexes among 15 testing indexes stipulated in standard GB/T 8814-2004 "Non-plasticized PVC-U for door/window".

PVC 塑料异型材的低温落锤冲击性能与主型材加热后尺寸变化率是GB/T8814—2004《门、窗用未增塑聚氯乙烯型材》标准规定的15项检验指标中具有典型代表意义的2项技术指标，探讨这2项技术指标的影响因素及其相互之间的相关性，为综合提高PVC型材的各项性能，提出了对应的调整措施。

T-P-001 series plastics pipe material production line is mainly used in producing diameter and various wall thickness plastics PVC pipe materials for water-supply and drainage of industry and agriculture;water-supply and drainage of buildings,wire laying and xxxxx machine unit is composed of cone double-screw-stem extruder,vacuum shaping table,tractor,cuter,turn-up frame and others.

茶多酚- 001系列塑料管材生产线主要用于生产直径和各种壁厚塑料聚氯乙烯管材用于供水和排水系统的工业和农业；水厂供水和排水的建筑物，电线铺设xxxxx机组组成锥形双螺杆挤出机干，真空成型表，拖拉机， cuter ，把行动框架等。

II. The irradiation effect of Ultra-violet light and Gamma ray of the polyvinyl chloride were studied by III NMR,~(13)C NMR, IR, and XRD.

第二，用'H NMR，C NMR，IR，和XRD 研究了聚氯乙烯的紫外光和 Cor 射线的辐照效应。

Hong Kong-owned located in the scenic Hangzhou Sets Industrial Park, Yangzhou, is a professional engaged in polyvinyl chloride building decorative materials - PVC°, windowsill plate, folding doors, wainscoting and supportingsuch as the design, manufacture and sales of integrated high-tech enterprises.

扬州华瑞塑胶有限公司座落在风景秀丽的扬州杭集工业园，是一家专业从事聚氯乙烯（PVC建筑装饰材料――PVC扣板，窗台板，折叠门，护墙板及配套角线等的设计、制造、销售为一体的综合型高科技企业。

It seems as though every accessory involved with beating the heat is made of polyvinyl chloride: kiddie pools, water wings, slip-n-slides, even garden hoses.

它看上去仿佛每个配件都用让人心跳的聚氯乙烯做成的（PVC 或者乙烯基塑料）；儿童足球场，游泳圈，slip-n-slides，甚至是橡胶软管。

The effects of 4 kinds of processing aids on physical, mechanical and processing properties of PVC/wood flour composites were studied. The impact fractured surface of the composites was studied by means of SEM.

研究了4 种新型加工助剂对聚氯乙烯木塑复合材料的加工特性和物理力学性能的影响，并利用扫描电子显微镜研究复合材料的冲击断面。

Regarding polyurethane varnish as host of the formaldehyde absorbent,mainly aminoacetic aicd , casein, tannins, L - glutamate, DL - a - amino acid, urea, hexamethylenetetramine, lignin and molecule are chosen to serve as formaldehyde absorbent.

以硝基清漆为吸收基质，主要选择了如氨基乙酸、干酪素、鞣质、L-谷氨酸、DL-α氨基丙酸、尿素、六次甲基四胺、木质素、分子筛等作为甲醛吸收剂，涂布于聚氯乙烯胶片上做甲醛吸收测试；根据测试结果，制作的甲醛吸附剂能起到较好的甲醛吸收效果；并探讨了硝基清漆中吸收剂用量的筛选及吸收时间对甲醛消除的影响因素。

In the pressent sutdy, the effect of TFPI on the adhesion of platelet onto PE and PVC membr anes was investigated.

本文观察了TFPI包被对聚乙烯和聚氯乙烯材料表面血小板粘附的影响。

The process waste of making PVC- carbide slag ,its main composition is Ca 2,can replaces the lime for causticization on the theoretics.

生产聚氯乙烯的厂家有大量废弃物——电石渣，其主要成分为Ca2，将电石渣用于碱回收苛化，试验，结果表明是完全可行的。

Composite films from polypyrrole and some conventional polymer matrixes such as poly and poly,could not only integrate the exciting multifunctionality of polypyrrole as well as the good film-formability and much lower cost of the matrix polymers,but also produce a novel coadjutant effect of...

聚吡咯与常规聚合物基体如聚乙烯醇、聚氯乙烯等形成的复合膜不仅可以综合聚吡咯奇异的多功能性与常规聚合物的易成膜性和低成本性于一体，而且可望发挥两者的协同效应，从而大大拓宽其应用领域。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。