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1·Dust hazard exists in most industrial fields in varying degrees.

尘害在大多数工业领域都不同程度地存在。

2·Objective To understand the status of dust hazard in the new large coal mines and provide the basis for the prevention of pneumoconiosis.

目的了解新建大型煤矿作业场所粉尘危害状况，为今后开展煤矿尘肺防治工作提供依据。

3·The most severe dust hazard occurred in the molding job titles of the cast iron process of the middle-scale factory producing the standard products.

在中等规模生产标准产品的铸铁工艺过程在造型工段的粉尘对工人危害最大；

4·Objective To find out the causes and the harm extent of this serious Silica dust hazard event and discuss the prevention and control measures for small scale quartz workplace.

目的了解造成本次严重矽尘危害事件的原因及危害程度，探讨小型石英粉加工企业矽尘危害的预防和控制措施。

5·The purpose of this paper is to analysis the hazard of pharmaceutical dust, and point out that the poison of drug is the key aspect to occupational health.

本文研究的目的是综合分析药物粉尘的危害特性，重点提出药物粉尘的药物毒性对职业健康危害的影响。

6·Dust accumulation of more than 0.8 millimeters - covering at least 5 percent of a room's surface poses a significant explosion hazard.

粉尘沉积超过0.8毫米，覆盖房间表面达5%或以上时，会有重大的爆炸隐患。

7·Based on the actual situation in metallurgical factories, the hazard of respiratory dust is discussed through the experimental investigation and data analysis.

针对冶金工厂实际情况，经过现场实验调查、数据统计分析，探讨了冶金工厂作业场所呼吸性粉尘的危害程度。

8·The blood and urine lead level were determined from 72 workers exposed to different porcelain dust. Symptom scoring method was used to evaluate the severity of the hazard to workers.

本文测定了瓷尘作业环境及72名工人血、尿的铅量，并用症状评分法评价其对工人的危害。

9·Conclusions high content of SiO2 and the tiny granule in the dust has strong effect on inducing the pulmonary fibrosis. Thus quartz powder processing was a high occupational hazard industry.

结论硅粉生产由于粉尘中游离二氧化硅含量高、粒度细、致肺纤维化作用强，是一个职业病危害极大的行业。

10·Occupational hazard prevention facilities that are to be further refined and improved to prevent the poison, noise and dust.

该企业职业病危害防护设施和职业卫生管理措施需进一步健全和完善。