A.農(nóng)機Ⅰ號及Ⅱ號膠 B.502膠 C.J-0.4與KH540 D.Y-150和W1
A.0.05~0.15 B.0.20~0.25 C.0.25~0.35 D.0.35~0.45
A.主切削刃 B.副切削刃 C.切削刃具 D.刀口刃