本文调查了黑河市各县（市）区9个行业，32家厂矿企业的生产性噪声。
This article investigate production noise in 9 lines of business in the city and town of HeiHe, 32 factories, there are 441 work sports about production noise.
该矿主要职业危害因素是生产性粉尘、镍及其他化学物所致空气污染、噪声以及高气温与热辐射。
It was found that the main occupational hazards in nickel mine are air pollution (industrial dusts, nickel and other chemical agents), noise and heat stress.
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