大直径径向渗透率仪
full diameter radial permeameter
覆盖半径可调
adjustable sensing ranges
高速径向钻孔机
high speed radial drilling machine
假径向平衡
pseudo-radial equilibrium
径向平衡方程
radial equilibrium equation
径向平均速度
average velocity of radial
孔径径向扫描
Radial scanning aperture
radially scanning aperture