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Dynamic soaring - Wikipedia, the free encyclopedia

Dynamic soaring is a flying technique used to gain energy by repeatedly crossing the boundary between air masses of significantly different velocity. Such zones of high wind gradient are generally found close to obstacles and close to the surface, so the ...

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蠻有趣的,您看時會動嗎?你的壓力有多大?!都是靜止的圖片,據心理醫生說,圖片與心理承受力有關,你的心理承受壓力越大,圖片轉動越快。美國曾經以此作為犯罪嫌疑人的心理測試,他看到的圖片是高速旋轉的,而大部分的兒童看這幅圖片是靜止的。你是否應該讓心情休息一下。...

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