A.粗車(chē)—半精車(chē)—粗磨—精磨 B.粗車(chē)—半精車(chē)—粗磨—細(xì)磨—研磨 C.粗車(chē)—半精車(chē)—精車(chē)—細(xì)車(chē) D.粗車(chē)—半精車(chē)—精車(chē)
A.粗車(chē)—半精車(chē)—粗磨—精磨 B.粗車(chē)—半精車(chē)—精車(chē)、 C.粗車(chē)—半精車(chē)—粗磨 D.粗車(chē)—半精車(chē)—粗磨—細(xì)磨