一、安全工作“五同时”是指:在计划、布置、检查、总结和评比生产的时候,要同时计划、布置、检查、总结和评比安全工作。二、安全生产一制为岗位责任承包制;三规指的是安全操作规程、技术操作规程、设备使用维护规程。三、分项安全作业措施要做到的“四有”是:有安全措施、有执行情况反馈、有执行和落实情况检 First, safe work “Five-simultaneous ” refers to: When planning, layout, inspection, summarization, and appraisal of production, it is necessary to plan, arrange, check, summarize, and appraise safety work at the same time. Second, the safety production of a system for the responsibility of contracting system; three regulations refers to the safety operation procedures, technical operating procedures, equipment use and maintenance procedures. III. The “Four Presences” to be achieved in sub-item safe operation measures are: There are safety measures, there is feedback on implementation, there is implementation and implementation