词汇	deep groove structure
释义	deep groove structure 深槽结构
随便看	triangular sheet dipoles triangular shell triangular shell element triangular side ditch triangular signal triangular signals Triangular silver nanoprisms triangularsingly or doublylinked blocks triangular singly or doubly linked blocks triangular slip road triangular slope facet triangular smooth file triangular soil classification chart triangular solid scraper triangular space triangular spacing triangular spade triangular spin structure triangular spiral bar triangular spline hob triangular splint Triangular spotted pigeon triangular spring triangular square triangular stacking fault