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近十年来，随着建筑业的发展，我县６家水泥厂生产规模不断扩大，防尘设施不断改进。现对改进前后水泥行业各扬尘作业点的防尘效果调查评价如下。１ 调查方法（１）粉尘测定选点、采样按照《作业场所空气中粉尘测定方法》（ＧＢ５７４８—８５）。（２）噪声测定使用江西红声
In the past ten years, with the development of the construction industry, the production scale of 6 cement factories in our county has been continuously expanded, and dustproof facilities have been continuously improved. Now before and after the improvement of the cement industry dust dust point of operation of the survey evaluation as follows. A survey method (1) dust measurement point, sampling in accordance with “workplace airborne dust determination method” (GB5748-85). (2) Determination of noise using Jiangxi Hong sound