化工单元过程

《化工单元过程及操作》精馏单元一体化教学的改革与实践

The Integrated Teaching of the Rectification Unit of the Chemical Unit Process and Its Operation : Reform and Practice

指出螺杆挤出机的最大特点是能将一系列化工单元过程在一台装备上来完成，具有节能、减少场地面积与操作人员、易于实现自动化从而降低了生产成本等优点。

The equipment has some advantages for decreasing cost of production , Such as saving energy sources , economizing floor space , operators and easy feasibility of process automation .

文中利用UML建立了化工过程单元和化工过程系统的对象模型。

Object models of process u-nit and chemical process system are developed using UML in this paper .

为适应化工生产新工艺的需要，我国化机企业应向以化工生产单元过程分类的专业化方向发展。

Chemical machinery enterprises should be specialized in their development in compliance with the process unit in order to meet the needs raised by new technologies emerged in the chemical production .