grooved drum
短语词组
- grooved d drum 槽纹圆筒
- grooved drum drum winder 槽筒式络筒机
- Steel plate grooved drum 钢板槽筒
- grooved drum spring base 带槽的弹簧底板
- grooved drum friction wheel 槽形摩擦轮
- grooved drum iron roll 有槽铸铁轧辊
- grooved drum shaft 槽轴
- grooved drum presser foot 嵌线压脚
- grooved drum roll 凹槽辊 返回 grooved drum