試題詳解

3. __________ is the gas exchange process in which the charge air passes over the piston crown and rises to form a loop within the cylinder, expelling exhaust gases through exhaust ports cut in the same side of the liner above the scavenge ports.
(A) Loop flow scavenging
(B) Cross flow scavenging
(C) Uniflow scavenging
(D) Standard flow scavenging