It is found that in the process of burst event, while ejections and sweeps occure in a turbulent boundary layer, the local scaling exponent is negative.

Objective: To analyze the features of the pre-hospital sudden death events (SDEs) and its regularities.

Objective:To systemically analyse the features of the prehospital sudden death events (SDEs) and its regularities.

The effect of suspended sediment on the turbulent burst of bottom boundary;

Research about the techniques of burst detection in turbulent boundary layer with the mu-level algorithm

Since the 60s of the last century, the low-speed streaks, high-speed streaks, burst, ejections, sweeps and various vortical structures in turbulent boundary layers were discovered using flow visualization techniques.

Study on incident detection and emergency response mechanism of large-scale residential parts;

Disposal of emergency of large-scale sport games in Beijing;

In organization or system, if errors are accumulated largely beyond the line of self-adjustment, and the triggering events exist, accidents or even disasters will happen.

The training methods and experience of improving nurses ability of coping with accidents;

Analysis on the reasons of accidents and administration in the senile psychiatric department;

The application of MEBO in treating patients burned by accidents in groups;