Methods Use a standing wave tube to measure the sound absorption coefficient of many kinds of grain.
采用驻波管法测量了多种粮食的吸声系数。
2
The heat transfer coefficient of large tube rotary dryer was calculated by using particle transfer model of moving heating-plate type.
论述了应用基于移动加热板的颗粒热传递模型计算大型旋转管排式干燥机传热系数的方法。
3
This makes the convective heat transfer coefficient of the stainless steel tube is larger than that of the convection heat transfer coefficient of the copper tube.