26.淨油機中清淨的燃油,由下列何種裝置輸送至燃油日用櫃?
(A)比重盤(Gravity disc)
(B)刮水管(Water paring tube)
(C)刮油盤(Oil paring disc)
(D)頂蓋(Top disc)

答案:登入後查看
統計: A(7), B(2), C(48), D(8), E(0) #1192900