38.柴油機船輪機日誌中的『活塞冷卻油』，其英文為何？
(A)Jacket cooling lubricating oil
(B)Piston cooling lubricating oil
(C)Turbo cooling lubricating oil
(D)Scavenging cooling lubricating oil

答案：登入後查看
統計： A(5), B(60), C(3), D(5), E(0) #1202461