Bedeutungen
[die] 被动[从动]摩擦轮。匹配轮。（砂带磨床）接触辊；（无心磨床）主动轮
driven pulley, mating disk
❬hr color=#336cc size=1 /❭
[die] （砂带磨床）接触辊；（无心磨床）主动轮

Substantiv, f