查询词典 poly

Other Titles: Synthesis and characterization of poly(2,3- diphenyl-1,4-phenylene vinylene) derivatives and composites poly(1,4-phenylene vinylene)/oxide nanoparticles.

Title：聚-(2，3-双苯基-1，4-仲苯基乙烯)之衍生物及聚-(1，4-仲苯基乙烯)/氧化物奈米颗粒之复合材料之合成与鉴定。

Conductivity of Polyoxyethylene/Poly (2-vinyl pyridine)Blend and Compatibilizing Effect of Lithium Perchlorate;2. Graft terpolymerization of polyoxyethylene macromer with acrylates;3. Then multiblock copolymers was obtained by condensing polyoxyethylene and poly(2 vinylpyridine)with dichloromethane in the presence of potassium hydroxide.

甲基萘锂作为引发剂利用阴离子聚合得到 2 乙烯基吡啶的遥爪双羟基低聚物(P2VP)，然后以二氯甲烷作偶联剂与聚环氧乙烷反应制备P2VP和PEO多嵌段共聚物，考察了反应时间对偶联反应的影响，并对共聚物进行了IR和1H NMR表征，由1H NMR谱的积分曲线得到了共聚物中PEO链段质量分数。

This flocculating agent has good water solubility. Dissolving rate is quicker than traditional synthesized flocculating agent such as poly-propionamide. It overcomes flaws of slow dissolving rate and inconvenient field using of traditional poly-propionamide; because of copolymerizing with natural product Amorphophallus konjac, it has advantage of strong natural product biodegradation. After be used, it do not cause secondary pollution. It can be used in process of city domestic sewage and industrial sewage.

本发明絮凝剂具有良好的水溶性，溶解速度比传统的合成类絮凝剂如聚丙酰胺类更快，克服了传统聚丙酰胺溶解速度慢，现场使用不方便的缺点；而且由于与天然产物魔芋胶共聚，同时具有了天然产物可生物降解性强的优点，使用后不易造成二次污染，可以应用于城市生活污水和工业废水处理中。

The structure and the properties of poly/poly interpenetrating polymer network hydrogels were studied theoreticallyand experimentally in this dissertation.

本文对聚丙烯酸／聚乙烯醇互穿聚合物网络水凝胶的结构和性能进行了系统理论的研究。

BrightChina is devoted to development of lactic acid and poly-lactic acid industry where the renewable plant resources can be used as raw material, and the products include lactic acid and its derived lactates, lactic esters,poly-lactic acid, and other environment- friendly outputs.

公司致力于发展乳酸及聚乳酸产业。这已产业以可再生性植物资源为原料，产品包括乳酸及其衍生的乳酸盐类、乳酸酯类和聚乳酸等环境友好产品。

Our major business is high quality flag by knitted poly fabric, tatted poly fabric and stain fabric with screen printing and digital printing.

推广：专业销售各类高质量旗帜类，主要面料为涤纶针织布、涤纶梭织布和色丁布，印刷方式主要由染料、涂料、热转印。

RICHER FLAG is a professional advertising products company. Our major business is high quality flag by knitted poly fabric tatted poly fabric and stain fabric with screen printing and digital printing.

广告旗、条幅被广泛地应用在商品社会中的各个角落，宾馆、饭店、商厦的开业仪式，以及进行各种商品宣传都离不开广告旗、条幅烘托气氛。

RICHER FLAG is a professional advertising products company. Our major business is high quality flag by knitted poly fabric tatted poly fabric and stain fabric with screen printing and digital printing.

我公司专业销售国旗，广告旗，沙滩旗，手摇旗，车旗，PE旗等高质量旗帜类产品，主要面料为涤纶针织布、涤纶梭织布和色丁布等，印刷方式主要由染料、涂料、数码印刷，色彩鲜艳明亮。

Carbon fiber includes three important material systems namely: gum-base, poly acrylonitrile-base, and asphalt-base, while the poly acrylonitrile-base carbon fiber is the quite major.

碳纤维是发展高新技术的主要材料，由于其在军事领域应用的重要性，西方国家一直对我国实行禁运。国内产品的质量和产量不能满足国民经济发展的需要。

Alternatively, poly-silicon thin-film solar cells possess the dual properties of crystalline silicon and poly-silicon solar cells, and so are also making their mark in this field.

多晶硅薄膜太阳电池集晶体硅与非晶硅电池的优点为一体，也受到人们的关注。

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。