查询词典 toluol

The usual plan is to put in the water first, then add the indigo and copperas, which should be dissolved first, and finally to add the milk of lime, stirring all the time. Artificial indigo has been made from coal-tar products. The raw material is a coal-tar naphtha called toluene or toluol, which is also the raw material for saccharin, a sweetening agent made from coal-tar.

通常先加水，然后添加靛蓝和已溶于水的绿矾，最后加石灰乳，不时的搅拌人造靛青是取自煤焦油的产品物，原料是所谓甲苯的煤石脑油，这也是糖精的原料，糖精是取自煤石脑油的一种甜剂。

The research indicated that under the compound use of hydroquinone and methyl quinone or independent use of phenothiazines or nitrogen oxygen free radical made the polymerization retarder, opposite-methyl-phenylsulfon made the esterification catalyst, toluol made the backflow including water condition, the acid mellowly compared to when it was 1.15, the production rate of the synthesis methylacrylic acid polyethylene glycol single methyl ether (400) ester may achieve 98.9%, was extremely similar to the overseas product functional group structure.

研究表明，在氢醌、甲醌复合使用或者单独使用吩噻嗪、氮氧自由基哌啶酮作阻聚剂，对甲苯磺酸作酯化催化剂、甲苯作回流带水的条件下、酸醇比为1.5时，合成的甲基丙烯酸聚乙二醇单甲醚(400)酯产率可以达到98.9%，与国外产品官能团结构十分相似。

Oxidative methylation of toluol to styrene is a new process studied widely recently.

甲苯氧化甲基化合成苯乙烯是目前正在探讨的合成苯乙烯的新工艺。

Total volatile organic compound , such as maldehyde, toluol, benzene etc..

空气污染物苯、二甲苯、苯乙烯等多种挥发性有机化合物的总量。

Methods: The sample was absorbed with glass fiber filters paper and was desorpted by toluol. Trinitrotoluene was analyzed by capillary gas chromatography method with ECD detector.

用玻璃纤维滤纸采集空气中的三硝基甲苯，用溶剂洗脱后，经色谱柱分离，电子捕获检测器检测。

The construction of the heavy rawmaterial MEK toluol unit depended on resources superiority of paraffin base oil inHenan oil field , the microcrystalline wax products share and the competitive powerin the market might enhance.

装置的建成，充分依托了河南油田石蜡基原油的资源优势，可以提高微晶蜡产品的市场占有率和市场竞争力。

The process flow and plane disposal ofheavy raw material MEK toluol unit and solvent recovery system have beenoptimized in this project to meet present production demand, moreover there still isspace left to be extended and developed for the future.

本项目优化重质酮苯脱油装置及溶剂回收系统的工艺流程和装置平面布置，使之满足目前生产，并留有今后扩建和发展余地。

The joint toxicity was evaluated by different methods, including toxicity unit,additive index, similarity parameter and mixtures toxicity index. The results show that the binary joint effects of phenol and toluol mixed with SDS are synergistic, while the binary joint effect of SDS and nitrobenzene is antagonistic. The environment risk of some compounds will be enhanced because of the joint of SDS.

研究结果表明： 4种不同的评价方法对SDS与取代芳烃苯酚、甲苯和硝基苯的联合效应评价结果具有较好的一致性，即SDS与苯酚、甲苯的二元混合体系的毒性表现为不同程度的协同作用，而与硝基苯则表现为弱拮抗作用；对环境存在风险性的阴离子表面活性剂SDS，当与一些有毒有害物质共存时会增加该类物质的环境风险性。

A copper-chromium bimetal plate having a surface chromium layer of 2 μ was coated with a 4 percent solution in toluol of a light-sensitive polymer containing light-sensitive aryl sulphonylazide groups and a minor amount of hydroxyl groups attached to the polymer backbone.

阿铜铬双金属板具有2μ铬层表面涂有在一轻甲苯百分之四解决敏感的聚合物含有光敏感芳sulphonylazide团体和一个连接到聚合物骨架羟基小数额。

Based on present public system of light raw material MEK toluol unit, a heavyraw material MEK toluol unit with two or three isothermal filtering stages wasdesigned to produce microcrystalline wax and path asphalt concocting componentfrom furol extracting oil simultaneously.

本项目是依托现有轻质酮苯装置的公用系统，新建一套重质酮苯脱油装置，采用两段等温过滤加工轻脱油生产微晶蜡，并兼顾加工劣质裂化原料、糠醛抽出油生产道路沥青调合组分、橡胶填充油及优质催化原料。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。