连续两次飑线大风成因对比分析
竹利,卢德全,廖文超,郑淋淋

Comparative Analysis of Causes of Two Consecutive Squall Line Gales
Li ZHU,Dequan LU,Wenchao LIAO,Linlin ZHENG
图7 2018年5月16日10:00(a、b)、11:00(c、d)、18:00(e、f)和19:00(g、h)沿着模拟飑线移动方向的相对水平风(单位:m·s-1)和垂直速度(放大2.5倍,单位:m·s-1)的合成(风矢量)、反射率因子(阴影,单位: dBZ)与扰动位温(实等值线为正值,虚等值线为负值;单位: ℃)(a、c、e、g)及相对水平风(单位:m·s-1)和垂直速度(放大2.5倍,单位:m·s-1)的合成(风矢量)、反射率因子(阴影,单位: dBZ)与相对湿度(等值线,单位: %)(b、d、f、h)垂直剖面
Fig.7 The vertical profiles of the composition (wind vector) of horizontal wind (Unit: m·s-1) and vertical velocity (magnified by a factor of 2.5, Unit: m·s-1), reflectivity factor (shaded, Unit: dBZ) and disturbance potential temperature (solid isoline represents positive value, dotted isoline represents negative value, Unit: ℃) (a, c, e, g) and the vertical profiles of the combination (wind vector) of horizontal wind (Unit: m·s-1) and vertical velocity (magnified by a factor of 2.5, Unit: m·s-1), reflectivity factor (shaded, Unit: dBZ) and relative humidity (solid line, Unit: %) (b, d, f, h) along the moving direction of the simulated squall line at 10:00 BST (a, b), 11:00 BST (c, d), 18:00 BST (e, f) and 19:00 BST (g, h) on May 16, 2018