查询词典 methylbenzene

The degradation situation of benzene,methylbenzene,ortho-xylene,meta-xylene and para-terphenyli is studied in aerobiosis vibration bottle and aerobiosis exposural pool by using EJD-1 and active sluge.

通过使用EJD— 1和活性污泥 2种菌源，在好氧振荡瓶和好氧曝气池中研究苯、甲苯、邻二甲苯、间二甲苯、对二甲苯的降解情况。

Herein, three kinds of reaction type of gelators, methylbenzene–2, 4–bis (N, N'–alkyl) urea derivatives were synthesized by using high reactivity of isocyanate and alkylamine.

利用甲苯二异氰酸酯与烷基胺的高反应活性，制备了三种不同烷基链长的反应型凝胶剂甲苯–2， 4–二脲。

The results show that EJD-1 has good degradation effect for methylbenzene.There is much bacteria which can degradate benzene series compound,also there's some which can degradate ortho-xylene.

研究结果表明，EJD— 1对甲苯有较好的降解效果，活性污泥中有大量苯系化合物的降解菌，也有难降解污染物邻二甲苯的降解菌。

The graft copolymerization of butyl acrylateonto chloroprene rubber is carried out in methylbenzene-ethyl acetate solvent by using a new type of efficient initiator.

以一种新型的高效引发剂，在甲苯-乙酸乙酯混合溶剂中进行氯丁橡胶与丙烯酸丁酯的接枝共聚反应。

The method can be used in dimethylbenzene industrial manufacture by methylbenzene disproportionation and alkyl transfer.

本方法集中了轴向反应器和径向反应器的优点，同时克服了以往轴径向反应器由于径向和轴向沉降，易造成反应气体短路的现象，可用于甲苯歧化与烷基转移生产二甲苯的工业生产。

The syntheses and spectral characteristics of bism-methylbenzene maleate and bis-m-methylbenzene phthalate is reported in this paper.

报道了顺丁烯二酸二间甲苯酯和邻苯二甲酸二间甲苯酯的合成与光谱性质。

To calculate the interactive parameters of DBP and mesitylene, o-ethyl-methylbenzene and 1,2,4-trimethylbenzene, the method of chromatography is used in the paper to measure γ~∞, along with the method of single parameter, to calculate the model parameters of the model of Wilson.

采用色谱法测定C_9各组分在邻苯二甲酸二丁酯中的无限稀释活度系数，结合单参数法模拟计算Wilson模型参数。

The binary and ternary VLE data of mesitylene, o-ethyl-methylbenzene and 1, 2, 4-trimethylbenzene was measured in this paper and they passed the check of thermodynamics. Then along with the binary and ternary VLE data, the least square method was used to solve vapour-liquid equilibrium model.

采用高温汽液平衡釜测定均三甲苯、邻甲乙苯及偏三甲苯的二元及三元气液平衡数据，并进行热力学一致性检验；采用最小二乘法并结合汽液平衡数据关联汽液平衡模型。

We determined the relation of the temperature and the content of mesitylene to search the optimium operating condition, which assured the content and the yield of mesitylene high. After pre-treated, the raw material contained only the composition of mesitylene, o-ethyl-methylbenzene and 1,2,4-trimethylbenzene.

本文采用间歇精馏法进行预处理；通过测定馏出温度与组成关系曲线，确定最佳操作条件，以保证均三甲苯的含量及收率较高；预处理后的原料主要含均三甲苯、邻甲乙苯及偏三甲苯。

In order to solve the problem that traces of alkaline matter morpholine is contained in the methylbenzene product of N - formylmorpholine aromatics extraction plant, a feasible research was made on removal of morpholine with ion - exchange method in small - sized experimental plant.

针对芳烃抽提装置的产品甲苯中含有微量碱性物质吗啉的问题，在小型试验装置上进行了离子交换法脱除吗啉的工艺可行性试验。

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。