求翻译：2） 对化工园区风险辨识和重大危险源进行研究，提出了化工园区风险产生原因和风险辨识的重点内容，筛选出对整个系统影响较大、风险较高的重大危险源进行评价，并进行重大危险源分级研究。是什么意思？

2) risk identification and major hazard chemical park study, the risk of a chemical park highlights causes and risk identification, filter out the larger, higher risk of major hazard evaluation impact on the entire system, and a major dangerous source classification study.

2) * The chemical zone risk identification and the major source of danger, and to study the chemical zone risk and focus on the risk identification, content filtering out of the system as a whole had a greater impact, higher risk of major sources of danger, a major source of danger and classificatio

正在翻译，请等待...

2) to study the chemical Park and major hazard risk identification, proposed chemical zone causes of risk identification and risk focus of content, filter out the greater impact on the system as a whole, a higher risk of major hazard evaluation and study on major hazard classification.

正在翻译，请等待...