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1·This thesis introduces the engineering outline of Refrom item of coke oven collector pressure control system of Chang-Chun charking factory.

本文介绍了“长春焦化厂焦炉集气管压力控制系统改造项目”的工程概况。

2·Carrying out the system of accountant's centralist accounting is important measure to refrom and improve on the public financial systems in China.

实行会计集中核算制度是建立和完善我国公共财政体系的一项重要措施。