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- columbic anhydride 铌酐
- Influence of pH on Yield of DPT Prepared Without Acetic Anhydride. 非醋酐法合成DPT与pH值的关系
- Subject to control the chemicals acetic anhydride, ephedrine etc. . 受管制化学品乙酸酐、麻黄碱等.
- Hexahydro-4-methylphthalic anhydride, mixture of cis an... 询价 六氢-4-甲基邻苯二甲酸酐；
- Add the crystalline dihydrate(5g)to acetic anhydride(10??in a beaker. 向盛有10?蟠姿狒?的烧杯内加入5g二水合物结晶。
- N-phenyl maleimide was synthesized from maleic anhydride and aniline. 摘要以顺酐和苯胺为原料，合成N-苯基马来酰亚胺。
- The kinetics of esterification of linalool with acetic anhydride was studied. 研究了芳樟醇与乙酸酐酯化反应动力学。
- A polyamide imide was synthesized from trimelltic anhydride and di isocyanate. 本文用偏苯三酸酐和二异氰酸酯合成了一种新型聚酰胺酰亚胺。
- A copolymer has been synthesized from acrylic acid and maleic anhydride. 以丙烯酸和马来酸酐为原料合成出了一种共聚物。
- Poly(PEG(1)-adipic anhydride(2)) was synthesized by melt polycondensation. 采用熔融缩聚法合成了PEG(1)-己二酸酐(2)聚合物。
- OBJECTIVE To study the feasible synthesis method of poly-sebacic anhydride. 目的研究聚癸二酸酐适宜的合成方法。
- Lady St. Columb will never again behave foolishly in the streets of London, because she has had her share of adventure. 圣科拉姆夫人再不会在伦敦干那些荒唐事了，因为她这回放浪够了。
- The endo anhydride method is the main process in chemical synthesis today. 化学合成法中的内酐法为现阶段的主要生产方法;
- Results show that the composite improves the first cycle columbic efficiency and cycle life of anode materials effectively. 结果表明，该碳纳米管复合导电剂可有效提高电极材料的首次库仑效率和循环寿命。
- Acid and anhydride functionalized PP, PE and EVA forms are available. 酸或者酸酐功能化PP、PE和EVA等形式都是有的。
- Every one of us has k in him a continent ofundiscovered character. w Blessed is he who acts the Columb to his own soul. 每个人都有未经发现的品性;能够像哥伦布那样探索自己灵魂的新大陆的人;是有福气的.
- Luhmann, N. ,”The Differentiati on of Society.” New York: Columb ia University Press.1982:257. 自，高宣揚，魯曼社會系統裡論與現代化，（台北：五南出版公司，民國九一年初版）頁131。
- Succinic acid dehydration is one of industrial methods to produce succinic anhydride. 丁二酸脱水法是工业生产丁二酸酐的方法之一.
- Capogna G,Camorcia M,Columb MO.Minimum analgesic doses of fentanyl and sufentanil for epidural analgesia in the first stage of labor.Anesth Analg,2003,96:1178. 许立新;佘守章;许学兵;等.;等效剂量舒芬太尼或芬太尼复合罗哌卡因术后硬膜外病人自控镇痛效应的观察
- Similarly, using diketene to replace mixed anhydride or acid chloride, intermediate enol 5 may be obtained. 而由混合酸酐或双烯酮代替酰氯，中间体也可能是烯酮或烯醇5。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
