The noise of fan outlet is a chief noise source in the coal mine.
对于煤矿噪声分析，主要噪声源是风机出口噪声。
That fan makes a lot of noise, though.
不过那个电扇噪音很大。
I'm not a huge fan of music. I don't like noise.
我并不是一个狂热的音乐迷，不喜欢噪音。
The type of bearing used in a fan can affect its performance and noise output.
该类型的轴承用在范会影响其性能和噪声输出。
Used to computer the power of the fan is fixed, reduce noise, strong.
用于电脑电源风扇之固定，降低噪音，牢固。
By experiment, for the effect of fan expending Angle to noise and efficiency study.
通过实验研究离心风机蜗壳扩张角对风机噪声及效率的影响。
By experiment, for the effect of fan expending Angle to noise and efficiency study.
通过实验研究离心风机蜗壳扩张角对风机噪声及效率的影响。
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