强回波区的降水会在近地面产生出流。
密集的正地闪也与强回波区相对应，而稀疏的正地闪则多发生在系统后部的稳定性降水或云砧部位。
Moreover, the dense positive CG flashes can also be observed in the strong echo region, while sparse ones are in the weak and stable echo region or cloud anvil in the rear MCS.
速度图上涡旋状回波区对应着连续出现中气旋的现象，说明强风暴单体为具有涡旋形态的超级单体；
The fact that the vortex-shaped area in the velocity map had a continuous mesoscale cyclonic flow indicates that the severe storm was a supercell storm.
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