問題詳情
32. To ensure good combustion in diesel engine and reduce wear and corrosion in engineand in turbine, it may be necessary to remove certain impurities from fuel oil and lubricating oil.What equipment is above description?
(A) Intercooler
(B) Propeller
(C) Purifier
(D) Heat exchanger
參考答案
答案：C
難度：非常簡單0.9
書單：沒有書單，新增