细长椭球体在水中自由下落的运动特性实验研究 1)
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EXPERIMENTAL STUDY ON THE KINEMATICS OF FREELY FALLING PROLATE SPHERE IN THE WATER 1)
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图8 在不同$L/d$下无量纲化平均速度与$Ar$之间的关系
Fig.8 Average vertical velocity scaled by the gravitational velocity versus the Archimedes number for various elongation ratios