問題詳情
21. Which property of a fuel could affect the ability to separate water and solids from a fuel bysettling and centrifuging devices?
(A) Heating value
(B) Density
(C) Ignition quality
(D) Flash point
參考答案
答案：B[無官方正解]
難度：適中0.5
統計：A(2),B(1),C(0),D(1),E(0)