为了获得高质量的挤压制品，对模具出口区域速度分布的研究是必须的。
To receive extruded product with high quality, it is necessary to know the arrangement of the velocity profile at the outlet of die.
局部速度误差影响成像质量，而区域速度误差不仅影响成像质量，更重要的是影响成像的构造形态。
Local velocity model error mainly damages imaging quality, while regional velocity model error not only damages imaging quality, but also changes the imaging of structure style or stratum boundary.
通过分析认为，送风温度的变化对于整个试验区域速度场和温度场的梯度变化影响较小，而送风速度的变化则影响较大。
It was concluded that change of air supplying temperature has a little influence on the gradient of the velocity and temperature.
应用推荐