The dispersal pattern was influenced by wind velocity and direction, and had much relation with temperature, but little with humidity.
通过对气象因素的分析表明扩散格局受到风向、风速的影响，还与温度有关，但与湿度关系不密切。
2
In this paper we use a correlation analysis technique of moving random pattern to calculate the shift velocity of auroral image.
用随机变形图案分析法计算极光全天空图象的移动速度。
3
Under this critical condition, the cellular pattern, the velocity and maximum pressure along the wall and the wave evolution of marginal detonation were obtained.