extraction of cubic root
association law [= law of association]
mu-law (μ-law) companding
Radix Stemonae Sessile Stemona Root/Japanese Stemona Root/Tuber Stemona Root Baibu
(1)arnebia root (2)gromwell root
root face [= root shoulder]
root gap [= root opening]
root-mean-square speed (=root-mean-speed)
soil of root-zone and non root-zoon
Rhizoma et Radix Dysosmatis Common Dysosmatis Rhizome and Root / Sixangular Dysosmatis Rhizome and Root Bajiaolian