This article analyzes the close relationship between the creation of Tujia implements and the natural environment, economic life, life style, recreational and sports activties, and cultural exchanges.

Aristotle\'s the distinction to creation and practice even becomes the hidden clues that Heidegger constructs his being thought.

The national research project and its present situation on STX-21structural materials Xs for 21st century (ultra-fine grained structural steels) in development and welding in Japan are introduced.

Studies on development of chieh-qua materials with heat tolerance were carried out for the lack of corresponding variety.

The main status and function of bioassay in pesticide discovery, innovation and management are discussed.

In recent 10 years, the discovery of pesticides in China has made a pleased progress.

The Chinese tunic is a great invention in the history of Chinese dress and a.

The establishment of China’s modern vocational education legal system is the inevitable result of consciously developing vocational education decided by the condition of social development under the influence of various factors.

The construction of socialist new countryside requires a set of formulation of institution,which implies that China s San-nong Problem has moved into a new phase of institution transform.