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g d {\displaystyle {\sqrt {gd}}} ‚±‚ê‚ðŽž‘¬ikm/hourj‚É’¼‚·‚É‚Í3.6”{‚·‚ê‚΂悢¡‚±‚ê‚É‚æ‚褅[1,000 m‚ÅŽž‘¬360 km¤…[4,000 m‚ÅŽž‘¬720 km‚ƂȂ顉ˆŠÝ‚łͅ[‚ªó‚­‚Ȃ褂»‚Ì‚½‚ߒÔg‚Ì”g‚‚ª‘‚·‚̂Ťã‚ÌŽ®‚ð‚»‚Ì‚Ü‚Ü“K—p‚·‚邯•s³Šm‚È’l‚ƂȂ邽‚ß¤ŽŸ‚ÌŽ®‚ð—p‚¢‚é‚Ì‚ª‚æ‚¢¡H‚Í…–Êã‚Ì”g‚‚Å‚ ‚éi’PˆÊ‚Ímj¡

g ( d + H ) {\displaystyle {\sqrt {g(d+H)}}} ‚±‚±‚©‚礅[10 m¤”g‚6 m‚Ìꇂ̒Ôg‚Ì‘¬‚³‚Í‚¨‚æ‚»Žž‘¬46 km‚ƂȂ顂Ȃ¨¤1960”NÁØ’nk’Ôg‚ÍÁØ‚©‚ç“ú–{‚܂ŕ½‹ÏŽž‘¬750 km‚Ť2011”N‚Ì“Œ“ú–{‘åkЂł͋{ŒÃŽsd–Δ¼“‡‚Å•½‹ÏŽž‘¬115 km‚Ť‰ˆŠÝ‚܂œž’B‚µ‚Ä‚¢‚é[39]¡

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