fluted drill
[机] 开构钻
fluted link
[机] 开槽滑环
fluted nut
[机] 开槽螺帽
fluted reamer
[机] 开槽绞刀
fluted rimer
fluted roll mill
[化] 槽纹辊
fluted roller
[机] 沟纹辊
fluted tongue
[医] 沟舌, 裂缝舌
