Beijing, March 11 (Reuters) the central meteorological observatory weather bulletin released today shows that the next three days, cold air will affect the east China region, southeast of shaanxi, in the west of northwest hubei, anhui, etc of local temperature can reach more than 10 ℃. At the same time, the eastern northwest to jiangnan have obvious rain and snow weather, set combined impact of 11 to 13 at night, the northwest region to eastern jiangnan, etc will be widespread rain and snow weather. Cold...