路径时间定律 space time law ; path time law

设置有效的半径规律 Set up valid radius law

一律以管的外径 exact outside diameter

径流规律 runoff regular pattern

直径分布规律 dbh distribution

法律解释途径 The approach of explaining law

微张力减径机增壁规律 law of wall thickness increasing with the slight stretch reducing mill