这次强降水与中尺度切变线、雷暴高压和中尺度气旋等中尺度系统关系密切,为一次中尺度暖式切变线暴雨过程;
The heavy rainfall is dominated by a meso-scale warm shear line , having a closed relationship with a meso-scale system composed by meso-scale shear line , thunderstorm high and mesoscale vortex ;