1.在巩固公有制主体地位的同时,促进多种所有制经济共同发展
2.自主经营,自负盈亏
3.走上良性发展的轨道
4.注入新的生机与活力
5.中介服务组织
翻译:

1.在巩固公有制主体地位的同时,促进多种所有制经济共同发展alongside fortifying the status of the public ownership as the mainstay, it is also encouraged to witness common development of different systems of ownership
2.自主经营,自负盈亏responsible for their own management decisions, profits and losses
3.走上良性发展的轨道going on the track of sound progress
4.注入新的生机与活力bring new vigor and vitality into
5.中介服务组织intermediary service organization
高级口译词汇笔记(12): http://insuns.com/article/758-1.html