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- reducing acid radical 还原性酸根
- The active charcoal fibre has certain adsorption to the acid radical ion in the solution. 活性炭纤维对溶液中的酸根离子有一定的吸附作用。
- The growth of Bacillus bifidus could also be restrained by pH and the ion of acid radical. 又考虑到双歧杆菌的生长受到pH值和酸根离子的抑制。
- The maximum of standard deviation of its total acid radical content is 0.04mmol/g. its varying coefficient is 0.80%. 该方法重复性好;其总酸性基测定的最大标准偏差为0.;04mmol/g;变动系数为0
- The results show that the migrating rate of citric acid radical is about 99 6% and it can be separated and enriched satisfactorily. 结果表明 ,柠檬酸根的迁移率达 99 6%25以上。
- The reasons of unusual phenomina in ethylene reducing acid potasium permanganate are given, the solutions and the optimum condition studid. 本文分析了乙烯还原酸性高锰酸钾实验中异常现象产生的原因;提出了解决办法;找到了最佳实验条件.
- Ingredient :The plant polysaccharide, two palm acid radical lecithin, the oxyproline, the hyaluric acid sodium, the antiscorbutic acid sodium, the mannitol, reconstruct Collogen. 成份:植物多糖、二棕榈酰卵磷脂、羟基脯氨酸、透明质酸钠、抗坏血酸钠、甘露醇、重建胶原蛋白。
- However, it is unsuitable to adopt the autocatalytic esterification for reducing acid content of high acid crudes due to the limitation of calcium content in crude oil processing. 鉴于原油加工过程对钙含量的要求,高酸原油并不适于采用自催化直接酯化降酸。
- Silicofluoride acid radical of the mother liquor will be transformed into sodium silicofluoride if excess sodium chloride was added,and the mother liquor was refined. 其关键技术为氯化钠脱硅:投入过量氯化钠,使母液中氟硅酸根转化成副产品氟硅酸钠,母液被精制;
- The alkaline solution may help to reduce acidity. 碱性溶液有助于降低酸度。
- Countercurrent washing is applied to reduce acid pollution effectively. 摘要采用逆流洗涤方式有效减轻酸污染。
- The acetic acid radical CH3CO. 乙酰基,醋酸基醋酸基
- The goals include reducing acid rain and sulfur dioxide emissions in Beijing, cleaning up the polluted Yangtze River around the Three Gorges Dam and closing heavily polluting enterprises across the country. 这一目标包括:减少北京的酸雨和二氧化硫排放量; 清除三峡大坝附近的长江水污染; 关闭全国各地污染严重的企业。
- In BPA production impurities in raw material phenol can poison mercaptan radical contained in resin catalyst, and sulphonic acid radical also in resin is easy to lose in higher temperature medium. 摘要巯基化树脂催化剂用于双酚A生产,易被原料苯酚中的杂质中毒,而且在较高的介质温度下磺酸基流失明显。
- Different catalyzer induces different morphology of samples: when weak acid such as HAc and H3PO4 is used as a catalyzer, the acid radical will form complex with precursor, and thus the viscosity is large and crystallization is poor. 不同催化剂得到的样品状态不同:弱酸HAc、H_3PO_4作催化剂时,会与前驱体络合,样品的粘度较大,结晶较差;
- In BPA production impurities in raw material phenol can poison mercaptan radical contained in resin catalyst,and sulphonic acid radical also in resin is easy to lose in higher temperature medium. 巯基化树脂催化剂用于双酚A生产,易被原料苯酚中的杂质中毒,而且在较高的介质温度下磺酸基流失明显。
- One step sensitization and activation can improve the work efficiency,reduce acid mist and improve the working environment. 敏化活化一步法可以提高工作效率,减少酸雾,改善工作环境。
- The product includes: 4- bromine biphenyl, 4.4 ' two bromines biphenyl, 2- bromine biphenyl, 3- bromine biphenyl, two acids two acid radical, adipic acid two acid radical and so on many varieties. 产品有:4-溴联苯,4.;4’二溴联苯,2-溴联苯,3-溴联苯,葵二酸二酰肼,己二酸二酰肼等多个品种。
- He advocates reducing military spending. 他主张削减军费开支。
- The party's platform is reducing taxes. 那个政党的政治纲领是减税。