矿用贯流风机噪声的主要成分是旋转噪声和涡流噪声。
The tubular cross flow fan is the main component of rotation noise and worm flow noise.
主要工作是开发一种能用于工程实际的轴流风机叶轮设计软件。
The objective of this paper is to build a software for axial fans' impeller designing.
介绍了叶片分离器的工作原理和关键参数，并对加装了叶片分离器的对旋轴流风机进行了性能测试试验。
The working principle and key parameters of the blade separator were introduced, and tests on the performances of adding the separator on the contra-rotating axial flow fan were carried out.
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