短語詞組短語sedimentation -velocity ultracen-trifugation 沉降速度超速離心法ultracentrifugation sedimentation velocity method 超離心沉降速度法sedimentation velocity experiment 沉降速度實驗erythrocyte sedimentation velocity 紅細胞沉降速度density gradient sedimentation velocity 密度梯度沉降速度fractionation by sedimentation velocity 沉降速度分級method of sedimentation velocity 沉降速度法sedimentation velocity method [高分子]沉降速度法water -drop sedimentation velocity 液滴沉降速度 返回 sedimentation velocity