Based on practice experience this paper describes some factors,such as arrangement of explosive charges, landform conditions, initiating sequence and blasting parameters, effected on the thrown results of coyote blasting.

Diagnoses and prevention of sports injury of undergraduates majored in throwing events in Institutes of Physical Education;

Training of strength quality in throwing sports events;

By using the research method of literature and material, consult relevant theory books and documents and materials, the related items modified in 2002 Athletic Rules were sorted over and generalized, and analyses the influence on throw skill training in regular modification.

Discussions on the sequence of final throw and existing problems in throwing event;

A comparison between gradual progress of the throwing event-group in China and the world;

A comparative study on the characteristics of the development of throwing items of China and of the world;

In order to advance China s disable sports training level,the article analyzes the main motivation of China s excellent disable distance throw athlete in China disable Olympic training team,by using the method of questionnaire,numeration.