粗刻边 burrstone ; burr ; burrburrstone

粗刻度调制器 coarse-scale modulator

粗略读数刻度 rough reading scale

粗糙的木刻 chip carving

粗集料的刻痕硬度 scratch hardness of coarse aggregate

粗读刻度盘 coarse scale

粗分刻度 open division