Analysis of the situation and cause of ecological and environmental degeneration of the Dongting Lake;

On the checkup and improvement for the situations of production management;

Application status and development prospect of vacuum freeze-drying technologies for foods;

The Supply and Demand Status of Special Steel for Automobile;

The Current Status of South Branch Water Resource of Lower Reaches of Min River and the Protection Countermeasures;

The urban sound environmental quality condition and analysis of China;

The investigation report on fishery ecological environmentcondition of Anhui key waters;

Summary on condition and improvement measures of four span girder system of primary factory;

Countermeasures and analyse of ideological and political state of present college students;

This paper analyzes the current state of research and development institutions in Henan province, and discusses the factors that result in the relative backwardness and offers some corresponding solutions.

This paper introduces the developing conditions of big dip angle belt conveyor in our country,generalizing the five kinds of main type and their principal uses of big dip angle belt conveyor.

The paper analyses the conditions and reason of geological environment in mine, and it offer proposals for strengthening protection and management of geological environment in mine.

It is very special of the languages using conditions in Chinese community in Singapore, and it is not so optimistic in recent years that some people are worrying Chinese language will disappear in Singapore some day.