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- Any of numerous synthetic polymers produced chiefly by reaction of dibasic acids with dihydric alcohols and used primarily as light, strong, weather-resistant resins in boat hulls, swimming pools, textile fibers, adhesives, and molded parts. 聚脂一种人工合成的聚合物,主要通过二元酸与二羚基醇反应产生,主要在船体、游戏池、织物纤维、黏合剂和铸件上用作轻而强硬的、防风雨的合成树脂
- Dibasic acids can form acid salts. 二元酸能形成酸式盐。
- "Pure chloride of sodium is not liable to deliquesce" (David Page). “纯净的氯化钠是不易潮解的” (戴维·佩吉)
- STUDY OF DETERMINING THE CONDITION OF DIBASIC ACID ACIDITY CONSTANT WITH PHOTOMETRY 光度法测定二元酸酸度常数的条件研究
- In the paper, the present situation and prospests of dimeric dibasic acid in the domestic and foreign markets were discussed. 本文概述了近年来国内外二聚酸的现状与市场前景。
- The properties of lo w molecule dimeric dibasic acid polyamide resin were improved by chemical modified in mass polymerization. 用本体聚合的方法,通过化学改性,使低分子二聚酸聚酰胺树脂的性能得到大幅度提高。
- "Pure chloride of sodium is not liable to deliquesce"(David Page). “纯净的氯化钠是不易潮解的”(戴维·佩吉)
- The effects of finishes on the quality of PA6 tyre cord were studied.Polyether with relative molecular weight of 5 000 and aliphatic dibasic acid ester were used as lubricants. 探讨了油剂对锦纶6帘子线质量的影响,确定了平滑剂为相对分子质量5000的聚醚及脂肪酸双酯。
- In this paper,water-soluble PET is synthesized by esterification and polycondensation using PTA,EG,SIPE,PEG,organic dibasic acid A and inorganic salt B. 研究了对苯二甲酸(PTA)、乙二醇(EG)、1,3-间苯二甲酸双羟乙酯-5-磺酸钠(SIPE)、聚乙二醇(PEG)、有机二元酸A和无机盐B通过酯化,缩聚制备水溶性聚酯的方法。
- In this paper, water-soluble PET is synthesized by esterification and polycondensation using PTA, EG, SIPE, PEG, organic dibasic acid A and inorganic salt B. 摘要研究了对苯二甲酸(PTA)、乙二醇(EG)、1,3-间苯二甲酸双羟乙酯-5-磺酸钠(SIPE)、聚乙二醇(PEG)、有机二元酸A和无机盐B通过酯化,缩聚制备水溶性聚酯的方法。
- anyof numerous synthetic polymers produced chiefly by reaction of dibasic acids with dihydric alcohols and used primarily as light,strong,weather-resistant resins in boat hulls,swimming pools,textile fibers,adhesives,and molded parts 一种人工合成的聚合物,主要通过二元酸与二羚基醇反应产生,主要在船体、游戏池、织物纤维、黏合剂和铸件上用作轻而强硬的、防风雨的合成树脂
- The reddish-brown crystalline chloride of heme,C34H32N4O4FeCl,produced when hemoglobin reacts with glacial acetic acid and sodium chloride in a laboratory test for the presence of blood. 氯高铁血红素一种红褐色的血红素晶体氯化物C34H32N4O4FeCl,生成于实验室现血实验时血红蛋白和冰状醋酸及氯化纳的相互反应。
- The reddish-brown crystalline chloride of heme, C34H32N4O4FeCl, produced when hemoglobin reacts with glacial acetic acid and sodium chloride in a laboratory test for the presence of blood. 氯高铁血红素一种红褐色的血红素晶体氯化物C34H32N4O4FeCl,生成于实验室现血实验时血红蛋白和冰状醋酸及氯化纳的相互反应
- The overcooling phenomena are very common in inorganic thermal storage materials.This paper mainly studied the overcooling phenomena of dibasic sodium phosphate. 摘要 针对磷酸氢二钠的过冷进行研究,加入适量的成核剂降低其过冷度。
- A new method about the preparation of Zinc Chloride of high purity from marmatite and calcium chloride is introduced. 介绍了利用锌精矿制备高纯度氯化锌的理论探索和新的工艺条件研究。
- The properties, compounding technology and applications of polyvinyl chloride of high degree of polymerization (HPVC) were reviewed. 论述了高聚合度聚氯乙烯弹性体的性能、配合技术及应用。
- By using strongly acidic cation ion exchange resins as catalyst, C4 - C6 mixed dibasic acids as materials, dibasic acid dimethyl esters were prepared. 以工业生产尼龙66副产物C4-C6混合二元酸为原料,强酸性阳离子交换树脂为催化剂,合成混合二元酸二甲酯。
- He gave me a taste of his acid wit. 他让我尝到了他敏锐尖刻之机智的滋味。
- How can I persuade you of my sincerity? 我如何能够让你相信我的诚意?
- A chloride having more chlorine than other chlorides of the same element. 过氯化物一种比其它同元素氯化物含氯更多的氯化物