問題詳情
40. What is the measure to indicate whether the piston rings and valves are sealing tightly?
(A) Scavenging pressure
(B) Maximum cycle pressure
(C) Mean effective pressure
(D) Compression pressure
參考答案
答案：D
難度：適中0.538462
統計：A(2),B(1),C(4),D(14),E(0)