求翻译：4.2.1指挥领导小组：负责本公司“预案”的制定、修改、组建应急救援队伍，组织实施和演练应急救援预案；检查督促做好重大事故的预防措施和应急救援各项准备工作。是什么意思？

4.2.1 the leading team: responsible for the Company "plans" to develop, modify, set up emergency rescue team, organization and implementation and exercises emergency response plan; inspection and supervision to do a major accident prevention measures and emergency rescue all the preparatory work.

4.2.1 : command and leadership team is responsible for the company "pre-text" of the development, revision, and emergency rescue teams set up, organize and implement training and emergency response plan; check make sure to do a good job of the major accident prevention measures and emergency rescue

4.2.1 direction leading group: Is responsible for this company “the predetermined plan” the formulation, the revision, the creation emergency recovery troop, the organization implements and trains the emergency recovery predetermined plan; The inspection supervision completes the significant acciden

4.2.1 command leadership team: responsible for the company "plan" to develop, modify, set up emergency rescue teams, organize implementation of emergency and walkthrough; check and supervise major accident prevention measures and emergency preparations.