身躯结合紧密，背线水平，前部宽，胸深，肋骨支撑良好，腰部较轻。
The body is close coupled, with a level topline, wide front, deep brisket and well sprung ribs being rather light in the loins.
地面流场和能量场的分析明显反映出了飑线在地面切变线后部，风向、风速辐合区前部。
Analysis of surface stream and energy fields obviously showed that the squall line occurred behind the surface shear line, and before the convergence area of wind.
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