On understanding of cyclic waterflooding pilot testing effect in Wangguang Area of Wangchang Oilfield;

Practice of pipeline anticorrosion in Jianghan Oil Region and understanding on improvement of glass steel pipeline;

The practice and understanding of highly efficient development of Honglian edge - bottom water reservoir in Tuha Basin;

Recognition of mechanical ventilation used in the rreatment of chronic obstructive pulmonary disease with respiratory failure;

A survey of status quo of nurses cognition towards nursing research in primary hospitals;

Further cognition in design practice on problems about high-steep slope of Three Gorges Shiplock;