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- standard alkali solution 标准碱溶液
- Soluble in water, acid and alkali solution, slightly soluble in ethanol. 溶于水、酸和碱溶液，稍溶于乙醇。
- Pure surfactant was added into the alkali solution in order to simplify the flooding system. 在碱溶液中添加单一的表面活性剂，简化了驱油体系。
- N-oleoyl alanine was prepared by the reaction of alanine with chlorides under alkali solution. 将油酸酰氯和丙氨酸在碱性溶液中反应制备N-油酰基丙氨酸。
- The washing by low-concentration alkali solution could be used to aid bleaching of the dry-rendered lard. 稀碱溶液洗涤可用于低酸值干法炼制猪油的辅助脱色;
- The method was base on an oxygen -flask combustion then alkali solution absorption and titrated analysis of Volhard. 详细考查了有关的样品分解、气体吸收、试液滴定条件。
- The dehydrochlorication of polyethylene halide is a simple method to synthesize carbine, especially in alkali solution. 摘要用碱脱去聚卤代烯烃中的卤化氢是制备碳炔较为经济简单的方法。
- The dehydrochlorication of polyethylene halide is a simple method to synthesize carbine,especially in alkali solution. 用碱脱去聚卤代烯烃中的卤化氢是制备碳炔较为经济简单的方法。
- Chemical graining The lithographic plate surface is etched to produce a fine grain by the application of a strong acid or alkali solution. 化学磨版用强酸或强硷溶液在平版印版的版面上腐蚀,造成幼细微粒表面。
- Chemical graining: The lithographic plate surface is etched to produce a fine grain by the application of a strong acid or alkali solution. 化学磨版:用强酸或强碱溶液在平版印版的版面上腐蚀，造成幼细微粒表面。
- N-lauroyl glutamine was prepared by reactions of glutamine with chlorides under alkali solution,and its structure was characterized by means of IR. 采用月桂酰氯和谷氨酸在碱性溶液中反应制备出了N-月桂酰基谷氨酸。
- These conditions include alkali solution concentration, temperature, mercerizing tension, duration, pick-up and elimination of alkali. 在对棉纱和坯布进行丝光时应严格控制工艺条件。如:碱液的浓度、碱液的温度、丝光张力、丝光时间、轧余率和去碱。
- N-oleoylglutamic acid was prepared from glutamic acid and oleoyl chloride in alkali solution and its structure was characterized by IR. 将油酸酰氯和谷氨酸在碱性溶液中反应制备了N-油酰基谷氨酸。
- N-lauroyl glutamine is prepared by reactions of glutamine with chlorides in alkali solution, and its structure is characterized by means of IR. 将月桂酰氯和谷氨酸在碱性溶液中反应制备出了N-月桂酰基谷氨酸。用红外光谱对其主要官能团进行了表征;
- N-lauroyl alanine was prepared by reactions of alanine with chlorides under alkali solution,and its structure was characterized by IR. 月桂酰氯和丙氨酸在碱性溶液中反应制备出了N-月桂酰基丙氨酸,用红外光谱对其主要官能团进行了表征;
- By soaking the big pacificsalmon(Oncorhynchus keta) skin in the alkali solution and then limit-digesting it in pepsin solution,the collagen was obtained. 用稀碱处理大马哈鱼皮,然后进行限制性酶解,制备得到胶原蛋白,检验制备样品的纯度,测定样品的热变性温度和细胞相容性。
- Objective:To compare the Resina Draconises respectively produced by aqua alkali solution technology (AAST) and by the traditional ethanol technology (TET). 目的:把碱提工艺制备的龙血竭与现行醇提工艺制备的龙血竭进行比较。
- ZnO is a kind of white powder, which consists of infinitive form particle or needle-like particle, it is insoluble in water, soluble in acid and alkali solution. 本品为白色粉末，由无定形颗粒或针状颗粒组成。不溶于水，溶于酸和强碱溶液。
- Its particles have compact glass state surface due to the special creating condition at high temperature,and are not dissoluble in common acid(except for HF) and alkali solution. 微硅粉是硅铁合金和工业硅生产过程的副产品,特殊的高温生成环境使微硅粉颗粒形成致密的玻璃态表面,不溶于一般的酸(氢氟酸除外)和碱。
- The latter included neutralization of naphthenic acid with alkali solution, amine or quaternary ammonium solution , calcareous water and alkyloxyl amine, and it also i... 并对两种脱酸路线作简要比较,认为脱除石油酸分子的羧基路线中非临氢热解法较简单,投资少,除酸效果较好。
