Productive dust is an occupational harmful factor of coal-fired thermal power plant. In the whole course from raw coal approaching to boiler burning and discharging the dust has been produced.
生产性粉尘是燃煤火电厂一大职业性有害因素，从原煤进厂到锅炉燃烧、排放的整个过程均有粉尘产生。
Productive dust is an occupational harmful factor of coal-fired thermal power plant. In the whole course from raw coal approaching to boiler burning and discharging the dust has been produced.
生产性粉尘是燃煤火电厂一大职业性有害因素，从原煤进厂到锅炉燃烧、排放的整个过程均有粉尘产生。
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