three-fluted drill 三槽钻头...fluted reamer 开槽绞刀...fluted roller 沟纹辊...straight fluted drill 直槽钻...fluted rimer 开槽绞刀...fluted roll mill 槽纹辊...fluted nut 开槽螺帽...fluted tongue 沟舌,裂缝舌...fluted drill 开构钻...fluted link 开槽滑环...
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