查询词典 xylene

The product,after purified with xylene,met the requirement of reagent standards of pyrogallol.The content of pyrogallol was 99.0%.

产品用二甲苯提纯，其质量达到试剂标准，焦性没食子酸含量为99.0％。

A mixture of xylene isomers used as a solvent in making lacquers and rubber cement and as an aviation fuel.

二甲苯混合物一种用作溶剂的含有二甲苯的混合物，用来制作漆和橡胶黏合剂，以及航空燃料

A mixture of xylene isomers used as a solvent in making lacquer s and rubber cement and as an aviation fuel.

二甲苯混合物一种用作溶剂的含有二甲苯的混合物，用来制作漆和橡胶黏合剂，以及航空燃料

For it is rubor after damaging to the closing soft tissue, getting swollen, getting hot aching and model of functiolaesa these bed solicit and there is no fracture,no skin damaged, we designed the corresponding experiment, namely the law of hot board causes little mouse\'s painful experiment of threshold of pain; Freun\'s complete adjuvant caused the swollen experiment of big mouse\'s foot;The xylene caused the swollen experiment of little mouse\'s ear; Invigorating blood circulation silt experiment that changes the sex that the rheology appearance examines the blood and flows with the blood; Useing the high performance liquid chromatography-electrochemistry Detected monoamine neurotransmitters transmitter in the brain and serum; the experiment of immunohistochemistry measured the proto-oncogene C-FOS expresses.

针对闭合性软组织损伤后的红、肿、热、痛及功能障碍的典型临床体征，加上无骨折、无皮肤破损的特点，我们设计了相应的实验，即热板法致小鼠疼痛的痛阈实验；福氏完全佐剂(Freun\'s complete adjuvant，FCA)致大鼠足肿实验；二甲苯致小鼠耳肿实验；用血流变仪测血液流变性的活血化瘀实验；运用高效液相色谱—电化学(high performance liquid chromatography-electrochemistry Detection HPLC-ECD)法测量大脑及血清中单胺类神经递质的实验以及免疫组织化学法检测原癌基因C-FOS蛋白产物表达的实验。

In order to obtain the necessary experimental data of xylene ternary system, a crystallization system is set up.

通过理论计算值与实验结果的比较后发现，二甲苯体系与理想溶液模型存在一定偏差。

Hydrocarbons gases, xylene, sulfolane, tetrachloroethylene and dimethyldisulfide belong in toxic substance, but all of them are lower toxicity.

烃类气体、二甲苯、环丁砜、全氯乙烯、二甲基二硫属于有毒物质，但毒性都较低。

Using a phase equilibrium apparatus, the solubilities of anthracene and carbazole in dimethyformamide, N-methylpyrrolidinone, cyclohexanone, xylene, dichloroethane and tetrachloroethylene were determined and solubility curves were drawn, providing useful data for crude anthracene processing.

利用液固相平衡实验装置，测定了蒽和咔唑在二甲基甲酰胺、N-甲基吡咯烷酮、环己酮、二甲苯、二氯乙烷和四氯乙烯中的溶解度，并作出溶解度曲线，为粗蒽的分离和精制提供了有用数据。

However, toluene and xylene are toxic substances.

但是，甲苯和二甲苯都是有毒的物质。

Objective To investigate the damage of xylene on DNA of human peripheral blood lymphocytes.

目的 探讨二甲苯对正常人外周血淋巴细胞DNA的损伤作用。

Objective: To observe the efficacy of MEBT/MEBO in treating xylene burn.

目的：观察MEBO油纱条治疗二甲苯烧伤的疗效。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。