蒙古气旋发生或发展在蒙古中部和东部高原一带，约在40°～50°N，100°～115°E之间，这个地区的西部、西北部多高山，蒙古中部和东部处于背风坡，有利于气旋的生成和发展。春秋季，冷暖空气活动频繁，气旋出现次数最多，冬季次之；夏季，锋区北移，暖空气活动占优势，故气旋显著减少。
基于ECMWF再分析资料和中国地面观测资料，分析了1979 ~ 2001年春季蒙古气旋对同期中国北方沙尘暴的影响。
Based on the ECMWF reanalysis data and surface observation data of dust storms in China in 1979 ~ 2001, impact of Mongolian Cyclone on dust storms over Northern China in spring have been researched.
作者从干旱气候背景、环流状况、沙尘源、沙尘路径及天气系统等方面进行了分析，并集中对引发强沙尘暴的蒙古气旋进行了诊断分析。
This study was conducted in the aspects, such as, dry climatic background, circulation conditions, possible sand-dust sources, paths of sand transportation, and synoptic systems.
引起本区域大风的天气系统主要有寒潮（冷锋）、蒙古（东北）低压、气旋、台风及雷雨。
The weather systems which cause the gales in the area are mainly cold wa- ve (cold front), low pressure zone in Mongolia(northeast), cyclone, typhoon and rainstorm.
应用推荐