查询词典 xylene

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。

The result of simulated xylene formation conforms with that of industrial production, and xylene concentration can be controlled below 0.2

二甲苯生成反应的模拟计算结果与工业生产的结果相吻合，二甲苯的质量分数可控制在0.2％以内

The paint includes liquid A, which consists of acrylic resin, mixed solvent of xylene, acetone and isophorone, organic silicone solution, superfine silica powder, titanium dioxide powder, methyl-(N-beta-amino ethyl gamma-amino propyl)-dimethoxy siloxane solution, gamma-methyl acrylyloxy propyl tromethoxy siloxane solution and fluorocarbon modified siloxane; and liquid B, which consists of hexamethylene diisocyanate, polydiisocyanate, xylene, and methoxy propyl acetate. When the paint is used, two components are mixed together.

由丙烯酸树脂、二甲苯和丙酮及异佛尔酮混合溶剂、有机硅酮溶液、超细二氧化硅粉、钛白粉、甲基(N-β-氨乙基γ-氨丙基)二甲氧基硅烷溶液、γ-甲基丙烯酰氧基丙基三甲氧基硅烷溶液、氟碳改性硅氧烷溶液组成A液，由六亚甲基二异氰酸酯聚异氰酸酯、二甲苯和甲氧基乙酸丙酯混合溶液组成B液，使用时将两组分混合。

A process approaching 3 and 4 chlorophthalic anhydride in high purity via chloriation of o xylene , oxidation of monochloro o xylene by air in gas phase,and separation of 3 and 4 chlorophthalic anhydride afterwards by distillation is described.

介绍由邻二甲苯氯代，再经空气氧化及异构体分离合成氯代苯酐中试规模的合成路线。

The toluene column bottoms is combined with the reformate splitter bottoms and Isomar effluent and sent to the xylene column. The mixed xylenes from the top of the xylene column are sent to the Parex unit where PX is recovered as product.

甲苯塔底物料与重整油塔底物料、异构化产物混合送到二甲苯塔，二甲苯塔塔顶的混合二甲苯送到吸附分离装置，在这里 PX 作为产品被分离出来。

Objective:To study the effects of xylene on chromosome aberration of peripheral lymphocytes in workers.

目的：研究二甲苯对实验人员外周血淋巴细胞染色体畸变的影响。

The result indicated that KH-570 and the xylene modified nanometer silicon dioxide has the good dispersivity and the stability in the water and the absolute ethyl alcohol resolver.

结果表明KH-570和二甲苯改性的纳米TiO2在水和无水乙醇溶剂中有较好的分散性和稳定性。

This study did not use formaldehyde, but instead of the xylene—formaldehyde resin as an acetal reagent.

一、前言酚醛树脂是最古老的合成树脂之一，其性能，例如瞬时耐高温性能是其他合成树脂所不及的，因而得到广泛应用。

Some by-products are benzene, acetone, xylene, formaldehyde, and acetaldehyde.

一些副产品都是苯、丙酮、二甲苯、甲醛和乙醛。

Product has mainly engaged in alcohol-benzene toluene xylene butyl acetate ester, such as acetone acetophenone ring.

主要经营产品有甲苯二甲苯醇苯醋酸丁酯乙酯丙酮环乙酮等。

" I' d like to get some rough idea about music in the baroque ear, please."

请简要介绍一下巴罗克时期的音乐，好吗？

The results showed that the peak latency and pattern of SEPs elicited by electrical needling in LI-l1 and MP were similar. The amplitude of SEPs elicited by electrical needling in LI-l1 was higher than that of MP. There was no obvious SEPs generation when MM was electrical needling.

结果显示，电针刺激曲池穴和其邻近桡侧伸腕长肌运动点诱发性脑电波的波形和波峰时间是类似的，只是穴位的诱发性脑电波波幅较大，而电针刺激非穴位点并没有明显的诱发性脑电位。