The partial cavity consists of two horizontal adiabatic surfaces, a vertical hot surface and a cold surface with varied opening.
方形空腔由两个水平绝热壁、一个竖直加热壁而另一个竖直壁为冷壁但具有变化的开口度组成。
The increase of the cavity volume makes partial materials realize the air impact, the unbroken parts of which enter into the grinding zone and become fine powder after many times of impact.
容积腔增大，使部分物料实现了空中打击，其未破碎部分经过多次打击后进入研磨区形成细粉。
Based on panel method, the mathematic model of partial-cavity flow field for axisymmetric body is given by use of the sources of distributing on the bodies and cavity surfaces.
基于面元法，通过在回转体和空泡表面分布源汇的方法，建立了求解轴对称回转体局部空泡流场的数学模型。
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