Based on models of unit operations and the population balance principle a new modeling approach was established for a generalized circuit configuration .

本文从粉碎和分级的 单元 作业模型以及循环回路物料平衡原理出发，建立起一个描述闭路粉碎过程的通用模型。

Solid-Liquid Separation Solid-liquid separation processes make up a key group of the unit operations . Some of them are extremely old dating back thousands of years .

固一液分离过程构成了一组重要的化工 单元 操作，其中有的非常古老，可以追溯到数千年以前。

Mixing processes are common unit operations in chemical engineering . The knowledge of fluid flow is important to acquire the mixing characteristics .

搅拌槽的流体混合是化工过程中最常见的 单元 操作之一，对搅拌槽内流体流动的研究将对深入了解混合特性等方面很有帮助。

Plate column is an important chemical equipment for distillation absorption and other unit operations .

板式塔是精馏、吸收等 单元 操作的重要化工设备。

Establishment of Teaching Quality Management System for the Course of Unit Operations of Chemical Engineering

《 化工原理》课程教学质量管理体系的建立

Abstract : Magnetizing reduction is one of the most effective unit operations in the treatment of iron ores specially those which are poorly responsive to conventional beneficiation techniques .

摘要：磁化焙烧技术是处理低品位 褐铁矿最有效的手段之一。

The sys-tem contained most of chemical unit operations and included many interrelated equations pipe unit and control instruments .

该系统涵盖了化工 原理课程的主要 单元 操作，同时介绍了相关的设备、管件及控制仪表的基本知识。

Asparagus juice is a relatively new product . Blanching squeezing enzymatic treatment and pasteurization are usual unit operations during asparagus juice processing .

芦笋汁是一种相对较新的加工产品，其加工过程一般要进行热烫、榨汁、酶解和杀菌等加工 单元 操作。

Thermodynamic properties data are the key input in chemical engineering processes and unit operations and play fundamental role in experimental research and chemical engineering design .

热力学性质数据是化工过程和 单元 操作中的关键数据，在实验研究和化工设计中具有重要作用。

New unit operations are frequently added to the purification train simply to validate virus clearance resulting in reduced product recovery and increased manufacturing costs .

由于净化设备上只是简单地附加新 单元 操作 的 做法带来的是产品低效回收和生产成本的增加，因而在现存的 操作中有效清除病毒是一个非常值得研究的课题。

These are chemical processes and unit operations which chemical engineers can help with .

这些都是化学过程的 单元 操作，化学工程师很精通。

Practice and Investigation of Bilingual Teaching in Unit Operations of Chemical Engineering

化工原理双语教学改革的实践与研究

From engineering point of view the author analyzed Chinese cuisine into 4 representative processes shaping heat transfer mass transfer process adjustment ( include process intensification and process wakening ) and discussed the relationships of cuisine and transport phenomena / unit operations .

从工程角度对中式烹饪进行考察研究，将中式烹饪操作分解为成形、传热、传质、过程调节（包括过程强化和过程缓冲）四种特征过程，分析了中式烹饪与传递过程及 单元 操作的关系。

A Mexican judge issued arrest warrants for two Tyco executives charging them with fraud in handling the conglomerate 's local security unit operations the Wall Street Journal reported on Tuesday .

华尔街日报星期二报道称，一位墨西哥法官宣布了逮捕两位 泰科国际公司的执行官，原因是他们有操纵当地证券市场的行为。

Rigorous flash and mix unit operations are used for point access type streams .

严格闪蒸和混合 单元 操作用于点访问类型物流。

So despite being the older group of unit operations solid-liquid separation processes continue to be developed and perfected .

虽然固一液分离是一组比较古老的 单元 操作，但它一直处于发展与完善之中。

Knowledge of basic chemical unit operations and hazard analysis methodology .

有良好的 化工 生产基本知识和危害分析知识。

Non-isothermal mixing inside unit operations between freshwater and reuse water is considered . The mathematical model of multiple-contaminants water network is improved . An improved PSO optimization is proposed for optimizing an example .

该 方法考虑了进入用水 单元的新鲜水和回用水之间的非等温混合，提出了改进的多杂质体系水网络和换热网络的数学模型，并采用无进化 次数的改进PSO算法对实例进行求解。

The distillation is one of the most energy-consuming unit operations in the chemical engineering and industry . Nowadays since the price of energy source keeps increasing it is of great significance to reduce the energy consumption of distillation operation .

精馏过程是化工工业中耗能最大的 单元 操作之一，在当今能源价格持续上涨的情况下，精馏操作能耗的降低便具有极其重要的意义。

Using this approach complex processes can be broken down into generic steps : unit operations . a dramatic example of the successful application of this principle can be seen in the American Second World War effort .

使用这个办法，可以把各种复杂的工艺分解成一些基本的步骤，即： 单元 操作。二次世界大战中，美国做了一个尝试，应用这个方法大获成功。

The heat transfer and mixing are the common unit operations in the chemical production process .

传热和混合是工业生产过程中常见的化工 单元 操作。

The brief reviews are made in respect to molecular simulation simulation of unit operations simulation of process flow-sheet and the impact of supercomputer on process simulations .

本文试图就分子模拟、 单元 操作模拟、流程模拟以及计算机技术进步对过程模拟技术的影响等几个方面对八十年代后期的新进展做一简要评述。

As one of the most energy-consuming unit operations in the chemical process industry distillation process has always been the target for such kind of studies .

作为化工生产过程中最为耗能的 单元 操作之一，精馏过程的节能研究一直是广大研究人员关注的热点之一。

Ultrafiltration ( UF ) has hardly effect on AAN however other unit operations can reduce the content of ANN especially in concentration adsorption and second pasteurization .

加工过程中除了超滤对氨基态氮（AAN）几乎没有影响外，其它 单元 操作都可降低果汁中AAN的含量，特别是吸附、浓缩和后巴氏杀菌对其均有明显的影响。

The results show that it is convenient and quick to solve the problems of engineering calculation in unit operations with Matlab .

计算 过程及结果表明，利用Matlab解决 化工 原理工程计算问题具有数值稳定性好、使用方便、高效快速等特点。

The scientists and engineers in chemical engineering profession are seeking the third mileage of the chemical engineering after the first mileage unit operations and the second mileage transport process and chemical reaction engineering .

目前化工科技界正在呼吁寻求继第一里程 单元 操作、第二里程传递过程和化学反应工程之后的第三里程。

Participates in a team-based unit support group to review and improve unit operations .

为装置组提供技术支持，提高 装置 操作；

The suitable technological conditions of the reactions and unit operations were established based on the experiment results .

通过试验优选出各步反应和 单元 操作的适宜工艺条件。

Pretreatment is all process steps or unit operations prior to the last ( final ) water treatment step .

预处理是指最后（最终）水处理步骤之前的所有加工步骤或 单元 操作。

Traditionally they have worked in the mainly empirical sub-macro realm of unit operations with some analysis of microscopic phenomena and macroscopic plant design .

化学工程师们传统的工作领域是以经验为主的半宏观的 单元 操作，结合一些微观现象的分析和宏观的工厂设计。