The next morning, when he went out to the chicken house, the man opened the door.
第二天早上，当他出去走到鸡舍时，这个男子打开了门。
On the basis of the establishment of air movement equations in a confined ventilated chicken house, the governing equation, represented by the stream function and potential function, is deduced.
在建立密闭式鸡舍机械通风系统气流运动方程的基础上，推导了由流函数和势函数表示的气流运动控制方程。
On the basis of the establishment of air movement equations in a confined ventilated chicken house, the governing equation, represented by the stream function and potential function, is deduced.
在建立密闭式鸡舍机械通风系统气流运动方程的基础上，推导了由流函数和势函数表示的气流运动控制方程。
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