Summary
The number of special equipments of our country is increasing at the rate of more than 8%, the high number of accidents and the casualty caused by special equipments results in tremendous property damage, the accident and casualty rate in 10,000 special equipments is much higher than that of foreign developed countries. Our government has put much importance on the security work of special equipments, with the aim of realizing the safety operation and effective supervision on special equipments, to avoid and hold back severe accidents, to reduce ordinary ones.

This article has worked out important information related to the accidents by database technology, according to more than 2500 special equipments cases along recent 8 years, to build a database about special accidents and the reasons. In this article, the author takes advantage of Statistical Method to work out the reasons and quantity of the special cases and classify them; the author also uses induction and deduction measure to make out the law of the special equipment accidents happening; the article finds out the main reason for the special equipment accidents, analyzes and researches the Statistic results according to the principle of Pareto. Moreover, in this article, the author has put the main reasons of the special equipment cases into specified kinds and carried out deep analysis. Such work, as researching the factors resulting in such accidents, looking for some implied factors influencing the happening and developing of special equipments, will be important to control the special equipment accidents.

The main task of this article is to find out the main reasons and elements connected with the accidents, and the main aim is to find out effective control measures for the special equipment accidents. Through the analysis of the main reasons for such accidents, combining government policies and regulations and development plans about the equipment published during recent years, with the relative scientific and technologic development, the article has analyzed the influence on the controlling of the accidents by present methods, researched more effective methods to control them, and proposed useful advices and suggestions for security and supervision work on the special equipments.