A.斷續(xù)分齒連續(xù)展成; B.連續(xù)展成法; C.繼續(xù)展成法; D.連續(xù)分齒斷續(xù)展成
A.盤形齒輪銑刀; B.圓柱形銑刀; C.蝸輪滾銑刀; D.飛銑刀
A.柱狀; B.圓形; C.盤形; D.指狀