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- In this experiment, the norbixin was extracted and prepared by means of aqueous alkali and acid precipitation, adverse concentration gradient and membrane filtration technology. 本实验通过碱溶酸沉、逆浓度梯度和膜分离技术的提取方法来制备降胭脂树橙,其工艺条件为:料:液=1:9(w/w);
- An inquiry has been made through analytics on the subject of increasing rate of sodium nitrite/sodium nitrate in aqueous alkali from the absorption of nitric acid plant tail gas. 通过解析法研究，对提高硝酸尾气碱吸收循环母液亚／硝比的问题进行了理论探讨，认为，对于多级串联碱吸收法，各塔吸收率对总吸收率的贡献具有等效性。
- The results show that the steel has good resistance to abrasion, pitting and intergranular corrosion in the harsh medium of high temperature aqueous alkali with solid grains. In addition, the steel has good comprehensive mechanical and casting properties. 试验结果表明，新型高铬铸造不锈钢在含有固相颗粒的高温碱苛刻介质中，具有较好的抗磨蚀、点蚀与晶间腐蚀的性能，此外，该钢还具有良好的综合力学性能与铸造性能。
- Development of High Chromium Cast Stainless Steel Resistant to Aqueous Alkali Corrosion at Elevated Temperature 抗高温碱腐蚀的新型高铬铸造不锈钢的研制
- Study on protein extraction of larva of dendrolimus punctatus walker by aqueous alkali with low concentration 稀碱法提取马尾松毛虫幼虫中蛋白质的研究
- Keywords Interfacially Active Substances;Resin;Asphaltene;Separation;Emulsifiability by Aqueous Alkali;Gudao Crude; 界面活性组分;胶质;沥青质;分离;碱水乳化性能;孤岛原油;
- Determination of free alkali, zinc and sodium carbonate in zinc aqueous alkali by uniting EDTA complexometric titration and acid base titration EDTA络合滴定与酸碱滴定联合测定含锌碱性溶液中游离碱、锌和碳酸钠
- This kind of soil contains much alkali. 这种土壤含碱丰富。
- aqueous alkali 碱水溶液
- Keywords Interfacilly Active Substances;Separation;Structural Identification;Emulsifiability by Aqueous Alkali;Petroleum Organic Acids;Oxygen Containing Substances;Liaohe Crude Oil; 界面活性组分;分离;碱水乳化性能;结构鉴定;石油有机酸;含氧化合物;辽河原油;
- An aqueous solution of a nonvolatile substance. 溶液不易挥发物质的水溶液
- Cyclization occurs readily with dilute alkali. 遇到稀碱就容易环化。
- Easy to remove with solvents or aqueous cleaner. 容易用清洁剂或溶剂清洗。
- The acid and alkali are combined into salt. 酸与碱化合成盐。
- Of, relating to, or containing an alkali. 碱的与碱有关的或含碱的
- Aqueous Environmental Chemistry ? 水环境化学
- The key problem is to overcome alkali in the soil. 关键在于控制土壤里的碱分。
- Water and Aqueous Solutions under Pressure. 压力下的水、及水溶液。
- Aqueous acid solution conduct electricity. 酸的溶液会导电。
- Are using lime as the cheapest alkali. 最廉价的碱。
