缩酮制备时，采用甲苯为共沸剂；
本文的主要目的是研究远洋船舶制冷剂替代过程中，非共沸混合制冷剂发生泄漏后对系统的制冷系数和制冷量的影响。
The purpose of this paper is to analyze the change of COP and capacity after the leakage of the non-azeotropic mixing refrigerant in marine refrigeration systems.
自行复叠制冷循环采用非共沸混合工质作为制冷剂，而且只采用一台压缩机，正是这些独特的优点使其受到了广泛的关注。
The Auto Cascade Refrigeration Cycle (ACR) requires only one compressor with the non-azeotropic refrigerant mixture (NARM), which is very popular for its particular excellence.
研究了近共沸混合制冷剂充灌量与冰箱性能及运行参数间的关系。
The experimental investigation on the relations between near-azeotropic mixture refrigerant quantity and refrigerator performance and operating parameters are presented.
本文应用一种快速、准确的隐式格式迭代数值计算方法，对非共沸制冷剂R417A在水平光滑管内的蒸发过程进行了数值模拟。
In this paper a implicit numerical method is used to simulating the evaporation of zerotropic refrigerant R417A in horizontal smooth tube.
加恒沸剂共沸蒸馏和乙酸萃取反应精馏过程。乙醛缩合法生产乙酸乙酯的三塔连续精馏过程以及乙烯与乙酸气相催化反应的加水精制工艺过程。
Three-tower continuous distillation process of ethyl acetate from aldehyde condensation and purification by gas-phase oxidation of acetic acid and ethylene were also discussed.
加恒沸剂共沸蒸馏和乙酸萃取反应精馏过程。乙醛缩合法生产乙酸乙酯的三塔连续精馏过程以及乙烯与乙酸气相催化反应的加水精制工艺过程。
Three-tower continuous distillation process of ethyl acetate from aldehyde condensation and purification by gas-phase oxidation of acetic acid and ethylene were also discussed.
应用推荐