A method to determine low noise fan volute structure is provided.
提供了一种确定低噪声离心通风机蜗壳结构的方法。
The fan combination has simple structure and the fan can be detached conveniently.
所述风扇组合结构简单，拆卸风扇方便。
The blade pattern and sample structure of the axial fan are briefly introduced.
简介了轴流通风机叶片型线及样板结构。
The blade pattern and sample structure of the axial fan are briefly introduced.
简介了轴流通风机叶片型线及样板结构。
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