updraft

n.上升气流

Peak updraft strength is slightly enhanced with hodograph curvature. 山顶上升气流强度随速矢端迹曲率加大而稍有加强。

Finally, the mechanism for the effect of the updraft restraint of the hailstorm on micro-physical processes is analyzed. 最后，文中还分析了人工抑制上升气流影响云中冰雹形成的微物理机制。