汽车、铁路机车、客车、风电等制造行业，在腻子打磨、玻璃钢打磨工艺过程中产生大量的粉尘，严重污染工作环境，如不加以治理将危害工。
Manufacturing industries such as automotive, railway locomotives, passenger cars, wind power, putty sanding, fiberglass grinding process to produce large amounts of dust, the serious pollution.
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