渤海海冰时空分布特征和大气环流对渤海海冰的强迫作用
郭玉娣, 王铁, 程善俊, 左涛

Sea ice in Bohai Sea:Spatio-temporal distribution and the forcing effects of atmospheric circulation
GUO Yudi, WANG Tie, CHENG Shanjun, ZUO Tao
图4 不同冰级年渤海海冰分布
Fig.4 Distribution of Bohai Sea ice in different ice class years