Furthermore, the main reason of the weather abrupt from fastigium to suspend wa s the low pressure, which lying lake Baikal and North-east China, developed obvi ously and replaced the previous ridge.

• 另外,分析还发现,高温高峰期到缓和期天气突变的主要原因是贝加尔湖及东北地区低压明显发展,并替代了前期的脊区;