要将它们控制在一个可接受的水平，就需要根据暴露标准和规范对危害因素进行识别和评估。
Control of risk exposures to an acceptable level depends on the identification and evaluation of the hazards with reference to acceptable exposure standards and or specifications.
分析识别乙烯装置裂解炉操作中的危害因素，制定了确保裂解炉安全运行的对策。
This paper identifies the operation hazards of the ethylene cracking furnace, and makes the countermeasures for the safety operation.
目的识别、评价、控制建设项目可能产生的职业病危害因素，保护劳动者健康及其相关权益。
To identify, evaluate and control the possibility of occupational hazardous factors and protect the health and rights of the laborers.
对粮食仓储与饲料加工行业中可能产生的职业病危害因素进行了识别与评价。
The occupational disease hazardous factors on the staff in the grain storage and feed processing industry were identified and evaluated.
采用类比法和检查表法对项目中可能存在的职业病危害因素进行识别分析、定性和定量评价。
Methods Analogical analysis and checklists were used to identify potential hazards, and make qualitative and quantitative evaluation.
目的通过对水泥粉磨工序职业病危害因素的识别与分析，确定职业病危害的关键控制点。
Objective To identify and analyze occupational hazard for cement grinding process, and confirm critical control points.
对住宅燃气系统危险性因素进行识别，分析了事故危害程度，对提高住宅燃气系统的安全性提出了建议。
Hazard elements of RGS are distinguished, harm extent resulting from RGS accidents are analyzed, and Suggestions on improving RGS safety are offered.
对住宅燃气系统危险性因素进行识别，分析了事故危害程度，对提高住宅燃气系统的安全性提出了建议。
Hazard elements of RGS are distinguished, harm extent resulting from RGS accidents are analyzed, and Suggestions on improving RGS safety are offered.
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