英语释义

1. a liquid mixture that is characterized by a constant minimum or maximum boiling point which is lower or higher than that of any of the components

2. a liquid mixture that is characterized by a constant minimum or maximum boiling point which is lower or higher than that of any of the components and that distills without change in composition

片语

binary azeotrope二元共沸物

positive azeotrope正共沸混合物

azeotropic mixture[化学] 共沸混合物

azeotrope e共沸混合物

methanol azeotrope苯

highboiling azeotrope混合物

heterogeneous azeotrope非均相共沸物

maximum azeotrope最高共沸混合物

negative azeotrope下降性共沸混合物

英汉例句

• azeotrope compositions comprising 2,3,3,3-tetrafluoropropene and hydrogen fluoride and uses thereof.

  包含2，3，3，3-四氟丙烯和氟化氢的共沸物组合物及其用途。

• butanone can be miscible with water under low temperature, and formed azeotrope when distillation, making the separation of butanone and water difficulty.

  丁酮与水常温下部分互溶，蒸馏时又形成共沸物，给丁酮-水的分离带来了困难。

• toluene is used as azeotrope in the preparation of ketal.

  缩酮制备时，采用甲苯为共沸剂；

• vapor-liquid equilibria and separation of methanol-dimethyl carbonate azeotrope are(reviewed) in this paper.

  综述了碳酸二甲酯-甲醇二元共沸物汽液平衡和分离方法的最新研究进展。

• important controlling parameters such as pressure, temperature varieties of the azeotrope tower is analyzed using hysys static simulation;

  利用hysy静态模拟，分析了共沸塔的各重要控制参数如压力、温度变化后，共沸塔的变化；

• piperazine was separated from ethylenediamine byproduct polyethylene polyamines mixture by refrigeration and azeotrope distillation.

  通过冷冻、共沸蒸馏，从多乙烯多胺混合物中分离出哌嗪。

• on this base, the suggestion is put forward on optimization of azeotrope tower operation adjustment to reduce the operation cost.

  在此基础上，提出了降低运行费用的共沸塔操作调整的优化方向。

• in this paper, a process of pressure-swing distillation for separation of hfc-245fa and hf azeotrope was simulated by aspen plus.

  在计算机模拟和分析的基础上，研究了变压精馏分离五氟丙烷-氟化氢的工艺流程。

• the screening indexes of extractant include relative volatility, molecular weight, freezing point, boiling point, azeotrope judgement and molecule stability.

  本文提出以相对挥发度、相对分子摩尔质量、熔点、沸点、共沸和稳定判断等为筛选指标进行分子设计；

• a divided wall extractive distillation column was used to separate azeotrope of 2-butanone and water.

  在稳态模拟的基础上，研究了醋酸甲酯水解的反应精馏隔壁塔的控制策略。

• the separation of azeotrope of methyl ethyl ketone water has been investigated by extractive distillation using the mixture of ethylene glycol and potassium acetate as an extractant.

  结果表明乙二醇与醋酸钾的混合物是分离甲乙酮水二元恒沸物的理想萃取剂。