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Lܳߴ=L/L L=ge*g*QΔ
ЂӣL4fL9m/s Lܳߴ=40000/9/3600=1.23ƽ 1.23=1.5*0.82
Lܳߴ 1500*800
Q:1е3600Ǽȶ
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һСr36003600Ӌ㹫ʽǰĆλҪyһ@ʽLӋ㶼m9m/s@Lֵǹ̶ֵҪOşLĹʽһӵ㷨@9m/sLҪҪ{Ʌ²ůͨLOӋҎ֣߀оLܵҎhؘʵʩҎ1600]1500
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һСr36003600Ӌ㹫ʽǰĆλҪyһ@ʽLӋ㶼m9m/s@Lֵǹ̶ֵҪOşLĹʽһӵ㷨@9m/sLҪҪ{ģɅ²ůͨLOӋҎ߀оLܵҎؘʵģʩҎ1600]1500
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