問題詳情
8. Selection of the liquid is important for a diesel engine. In case of using an inappropriate
liquid, sticking of piston rings and early wear of pistons, cylinder liners and bearings will occur.
Which is above description?
(A) Fuel oil
(B) Cooling water
(C) Lubricating Oil
(D) Sea water
參考答案
答案：C
統計：A:3,B:1,C:5,D:0,E:0
難度：計算中