轻于粉蝶瘦于蜂—漫话蜻蜓的流体力学奥秘
姜楠, 杨绍琼
AS LIGHT AS A BUTTERFLY, AS THIN AS A BEE-THE MYSTERY OF DRAGONFLIES BASED ON FLUID MECHANICS
1)
JIANG Nan, YANG Shaoqiong
图1
小荷才露尖尖角,早有蜻蜓立上头