...市水稻生产中危害因素控制的效益评估_毕业论文网 关键词】 水稻;危害因素;效益评估 [gap=882]Key words】 rice; harmful factor; effectiveness evaluation 孝感市所辖七个县市区，应城市为孝感辖区县级市，其农副产品丰富，特别是水稻种植面积广、总产量大，...
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productive harmful factor 生产性有害因素
danger and harmful factor 危险有害因素
dangerous and harmful factor 危险危害因素
harmful factor of welding operation 焊接有害因素
Harmful and poisonous factor 有害有毒因素
The noise hazard is the bigger harmful factor of occupation job grading in Thermal power plant.
噪声是电力行业比较突出、影响较大的职业性有害因素。
Non-coal underground mine is big and complex system, carry out safe appraisement must first the existent major dangerous, harmful factor in system argue one by one to know.
非煤地下矿山是个大而复杂的系统，进行安全评价必须首先对系统中存在的主要危险、有害因素逐个进行辩识。
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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