化学工程

Postdoctoral Exchange Station of Chemical Engineering and Technology

中南大学化学化工学院化学工程与技术博士后流动站，湖南长沙，410083

Therefore, it is the frontal and full of challenge in chemical engineering research.

因此研究颗粒系统中的各种传递过程是化学工程研究领域的前沿，极富有挑战性。

Requirements of the chemical engineering systems and the theory of aeroelasticity propel the research about the neutral stochastic functional differential equation theory.

化学工程与航空理论等领域的需要，推动了中立型随机泛函微分方程理论的研究。

Nanjing University, Jiangsu Technological Research Center for Interfacial Chemistry and Chemical Engineering, Nanjing 210093, China

南京大学，江苏省界面化学工程技术研究中心，南京 210093

Chromic trioxide and chromium hemitrioxide are determined with iodometry, the coefficient of variation of chromic trioxide is 0.056%, and the recovery of marked compound is 99.82-99.83%; the coefficient of variation of chromium hemitrioxide is 1.45%,and the recovery of marked compound is 98.55-99.26%; iron is determined by complexometric titration, the coefficient of variation of iron is 1.73%, and the recovery of marked compound is 99.12-99.23%;sulfate is determined by complexometric titration, the coefficient of variation of sulphate is 0.16%, and the recovery of marked compound is

Analysis Of The Chromium Electroplating Wastewater By Oxidation-reduction And Complexometric Titration-化学工程与工艺-本文采用氧化还原滴定法与络合滴定法对镀六价铬的废水中铬酸酐，三氧化二铬，铁和硫酸根的含量进行了测定：铬酸酐和三氧化二铬用碘量法测定，铬酸酐的变异系数为0.056%，加标回收率为99.82-99.83%，三氧化二铬的变异系数为1.45%，加标回收率为98.55-99.26%；铁用络合滴定法测定，其变异系数为1.73%，加标回收率为99.12-99.23%；硫酸根用络合返滴定法测定，其变异系数为0.16%，加标回收率为

Professor Kevin Kendall is an expert from the School of Chemical Engineering at the University of Birmingham.

凯文教授，是伯明罕大学化学工程的专家。

Robert Langer an Institute Professor of chemical engineering at MIT and one of the nation's foremost scientists.

兰格博士进行了一次谈话，他是麻省理工学院的一位化学工程教授，也是国家的第一流科学家。

Surfactant systems, especially micelle and microemulsion systems, have been extensively applied to chemical engin...

表面活性剂体系具有广泛的应用价值，特别是胶束和微乳液体系的应用已渗透到化学工程、油田开发和医药等诸多领域。

The equation can be applied to both polar and nonpolar liquids, the average error is 1.85% from 1428 experimental data from 240 compounds of 38 structural types.

解决了近百年来化学工程与凝聚态物理学交叉科学领域内无法精确计算的液体粘度这一关键难题。

The purpose of chemical engineering research lies in improving the operability and efficiency of large-scale unit equipment.

化学工程研究的目的是提高大型单元设备的可操作性和效率。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。