wormer驱虫剂
wormn.虫;蠕虫v.蠕动;驱虫;慢慢获取
worm-cam roller feeder蜗杆凸轮辊式送料装置
wormlike porous material蠕虫状多孔材料
worm-thread tool gauge齿轮滚力用样板
worm shaft and gear type蜗杆轴齿轮式
worm reduction gear unit蜗杆减速齿轮箱
worm and sector steering蜗杆齿扇式转向器
worm out of difficulties逐渐摆脱困难
worm-gear differential蜗轮蜗杆式差速器