This paper introduces the principles of sound intensity method and the application of the method to measure the noise of the fan.
该文介绍了声强法的原理和通风机噪声的声强测量方法，有一定实际应用价值。
The noise characteristics of the idle bandsaw were measured with sound intensity method. The values of sound intensity, vector chart, contour chart and mesh chart of noise were obtained.
使用声强法对木工带锯机的噪声特性进行了测量，测得三面的声强值和噪声的矢量图、高线图、三维图。
RESULTS&CONCLUSION: The method improve the efficiency of TCM pharmacy and quality of dispensary, reduce the error of dispensary and labor intensity and achieve sound effect.
结果与结论：该方法有效地提高了中药房的工作效率和调剂质量，减少了调剂差错，降低了调剂人员劳动强度，取得了良好的效果。
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