张倩、张仲平(山东淄博市卫生防疫站)报道:水泥行业中,噪声危害严重的有鄂式破碎机、反击式破碎机、生料磨、熟料磨、罗茨鼓风机、空压机等。通过七十年代前建厂的老企业和八十年代建厂的新企业的对比,超过85dB(A)的点次,前者为82.2％,后者为68.4％,暴露于90dB(A)以上的人数,前者为53.5％,后者为24.2％。降低 Zhang Qian, Zhang Zhongping (Zibo City, Shandong Province Health and Epidemic Prevention Station) reported: cement industry, the serious noise hazards include jaw crusher, impact crusher, raw mill, clinker mill, Roots blower, air compressor, etc. . Comparisons of old enterprises that built factories before the 1970s with new ones that built factories in the 1980s exceeded 85dB (A) by 82.2% for the former, 68.4% for the latter and 90dB (A) or more The number of people, the former is 53.5%, the latter is 24.2%. reduce