煤基甲醇制低碳烯烃工艺无论从技术还是从经济上都具备了工业化应用的基础和条件。
The low carbon olefin process from coal based methanol has already a foundation for commercial application not only technically but also economically.
冰片基氯化镁与二苯酮的反应产物是二苯基冰片基甲醇、二苯基甲醇和它的氧化产物冰片烯。
The reaction products of bornyl magnesium chloride with diphenyl ketone are diphenyl bornyl carbinol, diphenyl carbinol and its corresponding oxidation product, bornylene.
研究了18种具有不同孔结构参数的铜基甲醇合成粒状催化剂孔隙率对有效扩散系数的影响。
The influence of porosity on the effective diffusion coefficients was studied for 18 of Cubased catalysts, which have the different pore structure parameters.
研究了18种具有不同孔结构参数的粒状铜基甲醇合成催化剂孔隙率对有效扩散系数的影响。
The influence of porosity of 18 kinds of Cu - based catalysts of methanol synthesis on the effective diffusion coefficients is studied. The catalysts have the different parameters of pore structure.
在室温以及无溶剂条件下，吲哚与烷基-3-吲哚基甲醇在碘的催化下以73%~99%的高收率得到不对称双吲哚烷基化合物。
Unsymmetrical bisindolylalkane with 73%~99% of yields were synthesized by iodine catalyzation from indole with(1H-indol-3-yl)(alkyl)methanol under solvent free condition at room temperature.
运用径向基函数网络结合偏最小二乘回归的方法建立了甲醇合成反应器出口甲醇含量的预测模型。
A prediction model of methanol content at the exit of methanol synthesis reactor was proposed through radial basis function networks and partial least square regression approach.
甲酸甲酯氢解制甲醇这一步骤的难点在于环境友好的低温高活性铜基催化剂的研制。
Hydrogenolysis of methyl formate to methanol was the rate-determining process and was mainly catalyzed by nickel-based or copper-based catalyst system.
用一步并流共沉淀法制备了一种高活性合成甲醇铜基催化剂。
A high activity Cu base catalyst has been prepared for methanol synthesis by one step parallel flow coprecipitating method.
对两种不同的蚂蚁窝进行甲醇提取，并对提取物进行了急性毒性、抗自由基，酚含量、还原能力和抗菌活性的检测。
Methanol extracts of two kinds of formicary were investigated for their free radical scavenging activities, total phenolic content, reduction power and antimicrobial activities.
MTO或DMTO工艺的工业化应用前景不在技术本身而在以煤基或天然气基生产甲醇的制造成本。
Commercial application prospect of MTO or DMTO process does not depend on the process technology but on the cost of producing methanol from coal or natural gas.
结果表明，80%甲醇和70%乙醇提取的黄酮化合物清除自由基的效果最好。
The result showed that effect of scavenging free radical of flavonoid compounds extracted by using 80%methanol and 70% alcohol is the best.
本文是采用氮、甲醇基渗碳气氛渗碳，对炉内气氛进行计算。
The furnace atmosphere was calculated under the condition of carburizing in the nitrogen-methanol based atmosphere in this paper.
本文概括的介绍了甲醇吹除气人工提取煤基天然气的工艺过程，以及西门子PCS7DCS和SIS系统在本项目中的应用。
This paper introduces manual distill natural gas by coal gasification in the methanol extraction of artificial, and Siemens PCS7 DCS and SIS system application in this project.
于是，利用溴代烃和吡啶基的反应证实在甲醇中进行的这个沉淀聚合产物的表面覆盖的是吡啶基。
Then, it was verified with hydrocarbon bromide that pyridyl was grafted on the surface of microsphere prepared in methanol by precipitation polymerization.
在清除羟自由基的活性上，类黄酮化合物甲醇提取液要明显的高于乙醇和水提取液的清除活性。
About activity of scavenging hydroxyl free radical, distilled liquid by using methanol is observably higher than that getting by using ethanol or ddH20.
运用径向基函数网络结合偏最小二乘回归的方法建立了甲醇合成反应器出口甲醇含量的预测模型。
The radial basis function networks (RBFN) was combined with the cyclic subspace regression (CSR) in this paper, and a modeling approach by RBFN-CSR was designed.
羰基镍是导致铜基合成甲醇催化剂中毒的物质。
Iron and nickel carbonyl compounds are poisons to copper-based methanol synthesis catalysts.
不同酰基受体对酶反应无显著影响，甲醇为最佳酰基受体，太多醇会导致反应速率下降；
No marked effects of different acyl acceptors on the reaction was observed, methanol was the best choice, too many alcohol will reduce the reaction rate;
羰基镍是铜基合成甲醇催化剂的毒物。
Iron and nickel carbonyls can deactivate the copper-based catalyst for methanol synthesis.
甲醇基车用清洁燃料及其制备方法。
The invention discloses an automobile-used methanol-based clean fuel and a preparation method thereof.
甲醇基车用清洁燃料及其制备方法。
The invention discloses an automobile-used methanol-based clean fuel and a preparation method thereof.
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