为了加深对复杂流动混合现象的认识，为化工设备设计提供理论基础，用大涡模拟方法对可压缩气体混合层进行了三维数值模拟。
To offer a theoretical foundation for chemical equipment design, three-dimensional numerical simulations are made for compressible turbulent mixing shear layer based on large eddy simulation(LES).
前言：本文介绍了化工设备机械基础课程的教改实践活动。
This paper has summarized the practical activities of the teaching reform in "Mechanical Basic Course of Chemical Equipment".
总结了化工设备机械基础课程的教学经验，提出了提高本课程教学质量的见解。
This paper summarizes the teaching experience about the mechanical basis of chemical equipments, and puts forward opinions of heightening the teaching quality of this course.
图库以化工设备标准件的二维图形作为图块基础，并向块中添加参数和动作定义，从而实现了参数化设计。
Based on the 2d drawing blocks of standard parts of chemical engineering equipment, parameter and action definition was added in the block, and then the method of parametric design was realized.
图库以化工设备标准件的二维图形作为图块基础，并向块中添加参数和动作定义，从而实现了参数化设计。
Based on the 2d drawing blocks of standard parts of chemical engineering equipment, parameter and action definition was added in the block, and then the method of parametric design was realized.
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