Conclusion the average equivalent sound level maybe as comprehensive index to evaluate the noise hazard in industrial enterprises.
结论平均等效声级可以作为评价和比较工业企业的噪声危害程度的综合指标。
The noise caused by the steam discharged from the steam boiler and the relevant thermal equipment far surpasses the value specified by the Noise Health Standard of Industrial Enterprises of China.
蒸汽锅炉及有关热力设备的蒸汽排放所发出的噪声，远远超过了我国所颁布的《工业企业噪声卫生标准》规定的数值。
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