So what does the civil subject for the heavy misunderstanding behavior consist of?How understand the reasons for resulting in the heavy misunderstanding behavior?What is the restriction when the civil law protects it?I will talk about the heavy misunderstanding behavior in three respects.

Analysis on structure and problem of emergency response plan for major accidents in mines;

Improved quantitative risk-assessment method for major accidents of LNG gas station;

Ecological effects and ecological security index system of major engineering project;

This paper briefly introduces the background of the subject, academic problems and research contentsas well as study progress in the "973" Program titled basic research on the safety of major engineering project inhazardous environments.

The Gangdise porphyry copper metallogenic zone belongs to the Himalaya-Tethyan metallogenic domain-one of the three porphyry copper metallogenic belts in the world, where a major breakthrough has been made in mineral exploration in recent years.

This paper discusses the specialties of heavy-lifts carrier and the way to keep ships stability and strength during loading and discharging.

The definitions of major accident and major hazard installations are expounded,and the necessity of effective controlling of major hazard installations is discussed in this paper.

Next, it summarized the universal problems coexisting in petrochemical works' emergency plans from a few typical and major accident cases and provided the solutions to these problems.

The emergency planning of major accident is the key work to ensure the fast and efficient rescue.