The results show that the cold vortex has a considerable interannual variability,but no significant long-term trends.
结果表明,东北冷涡具有很明显的年际变率,且存在2.5年左右的主振荡周期,但没有显著的长期变化趋势。
参考来源 - 东北冷涡及其气候影响·2,447,543篇论文数据，部分数据来源于NoteExpress
The shearing wind helicity and thermal wind helicity are introduced and applied to a northeastern cold vortex rainfall event.
引入切变风螺旋度和热成风螺旋度，并将其应用于东北冷涡暴雨的诊断分析。
The structure of cold vortex cloud system is catalogued by two types, the simple vortex structure and the occluded cyclone structure.
冷涡云系的结构可归纳为单纯的冷涡结构和具有锢囚气旋结构两类。
It is shown that: (1) the anomalous cold vortex activity in Northeast China in the early summer is quite in concert with persistent circulation anomalies near the Ural Mountains and Japan.
主要结果为：(1)初夏东北冷涡活动显著异常与上游乌拉尔山附近和下游日本附近的持续性异常环流相对应。
应用推荐