释义 |
polyesters 英'pɒlɪˌestəz美'pɒlɪˌestəz COCA²²³⁰⁰⁸BNC⁶⁷⁸¹⁴ 基本英英例句 n.多元酯⁷⁵名词polyester的复数形式²⁵.原型polyester的复数 名词 polyester: any of numerous synthetic resins; they are light and strong and weather resistanta complex ester used for making fibers or resins or plastics or as a plasticizerany of a large class of synthetic fabrics It is concluded, as far as heat and wet comfort is concerned, underwear made of silk fabrics are more comfortable than those made of polyesters, whatever the season may be. 结果表明,从热湿舒适性的角度看,无论在哪一季节,以丝织物作内衣,都较涤纶织物舒适。 cnki The influences of cure accelerators to the synthesis of different polyesters are analyzed. 分析了固化促进剂对不同配方聚酯合成的影响。 chemyq The synthesis of poly lactic acid is mainly described and so is that of polyesters from renewable natural resources. 其中,对脂肪族聚酯-聚乳酸的缩聚合成,以及可再生资源用于聚酯的合成进行了重点介绍。 iciba The synthetic bases include olefin polymers, organic polyesters, polyalkylene glycols and others. 合成基础油包括烯烃聚合物、有机聚酯、聚亚烷基二醇等。 www.infopetro.com.cn The thermal properties of polyesters were studied by temperature modulated DSC ADSC. 采用温度调制式 DSC技术简称 ADSC ,研究了聚酯热性能的测试方法。 cnki The water- soluble polyesters are soluble in some organic solvents, but sometimes show obvious different solubility in same solvent between different samples. 水溶性聚酯能溶于某些有机溶剂,但有时在同一溶剂中不同样品的溶解性表现出明显差异。 cnki A general rule of thumb for conventional room-temperature cured polyesters is1/32 inch of shrinkage per linear foot when reinforced with 25 weight percent glass content. 常规室温下固化聚酯的经验法则是:直线每一英尺的收缩量为1/32英寸当加强玻纤重量比为25%时。 frpbbs.com AIM To examine the effect of molecular structure and the bioenvironmental influence on new-type biodegradable polyesters in order to support the clinical application with laboratorial data. 目的探讨几种新型可生物降解聚酯类合物的结构及生物环境对降解规律的影响,为临床选择应用该类材料提供实验依据。 cnki Aliphatic polyesters on the other hand are readily biodegradable, but lack good mechanical properties that are critical for most applications. 另一方面易于生物降解脂肪族聚酯的,但缺乏很好,在大多数应用中的关键力学性能。 greenspla Aliphatic polyesters have better moisture resistance than starches, which have many hydroxyl groups. 脂肪族聚酯具有更好的淀粉,其中有许多羟基防潮。 greenspla All polyesters degrade eventually, with hydrolysis degradation induced by water being the dominant mechanism. 所有聚酯最终降解,水解由水引起的环境退化作为主要机制。 greenspla All polyesters have low phase transition temperature, they have good solubilities in common organic solvents. 所有聚酯均具有较低的相转变温度,在普通的有机溶剂中具有较好的溶解性质。 chemyq Epoxies are sold in various formulations for different uses bonding or laminating, etc. , but the distinction between laminating resin and top coat resin as with polyesters does not apply. 市售的环氧树脂因用途不同,其配方也不同粘接或层压等,但不用区别层压树脂、面漆树酯与聚酯。 biketo It has significance in the kinetic study of melt polycondensation of aromatic polyesters and for the discussion of reaction process and mechanism. 这对于讨论芳香族聚酯的缩聚过程及研究反应机理,都是很有意义的。 cnki Meanwhile the biodegradability of synthetic polyesters is also discussed in relation to the molecular structure. 同时也对一些合成聚酯的生物降解性能与结构的关系进行了讨论。 chemyq SINOPEC Tianjin Petrochemical Corporation is a large-scale state-owned petrochemical enterprise whose main business is manufacturing and selling Ethylene- Polyesters& their raw materials. 中国石化集团天津石化公司是一家主营乙烯、聚酯化工、化纤产品制造、销售的国营大中型化工企业。 cnki Specific enzyme catalysis provides a novel synthetic route for useful polyesters, many of which are difficult to be synthesized by conventional methodologies. 尤其是特种酶的应用,为传统方法难以合成的聚酯,开辟了一条新的合成途径。 cnki Synthetic aliphatic polyesters are synthesised from diols and dicarboxylic acids via condensation polymerisation, and are known to be completely biodegradable in soil and water. 合成脂肪族聚酯二醇的合成及二羧酸经缩合聚合,和已知的完全生物降解土壤和水。 greenspla The article discusses the thickening mechanism of unsaturated polyesters with alkaline-earth metallic oxide. 本文研究了碱土金属氧化物对不饱和聚酯的增稠机理。 cnki These aliphatic polyesters are, however, much more expensive and lack mechanical strength compared with conventional plastics such as polyethylene. 这些脂肪族聚酯然而,更昂贵和缺乏机械强度比传统塑料如聚乙烯。 greenspla Tyre cord fabric of high tenacity yarn of nylon or other polyamides, polyesters or viscose rayon. 尼龙或其他聚酰胺、聚酯或粘胶纤维高强力纱制的帘子布。 china-customs While aromatic polyesters such as PET exhibit excellent material properties, they prove to be almost totally resistant to microbial attack. 虽然如 PET具有优良的材料性能芳香聚酯,他们几乎完全被证明是抵抗微生物的攻击。 greenspla Xylene is used in polyesterse. g. fabrics. 二甲苯用于制造聚酯如纺织品。 yeeyan Polyesters are strong, colourfast, and resistant to corrosion and chemical attack but tend to build up a static electric charge. 聚酯很坚韧、不褪色、耐腐蚀和抗化学作用,但容易积累静电。 chinafanyi.com |