1107.設無心外圓磨床之磨輪外徑200mm轉速1000rpm,調整輪外徑100mm轉速100rpm,現在調整輪之軸傾斜8°,求工件每分鐘自動進給量為何?(sin8°=0.14,cos8°=0.99)
(A)9325mm
(B)1318mm
(C)4396mm
(D)1318mm。
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統計: A(13), B(39), C(164), D(19), E(0) #482376
統計: A(13), B(39), C(164), D(19), E(0) #482376