单项选择题
A.is running B.stops C.is repaired D.lacks of oil
VIT means （）A.variable injection timingB.variable inlet...
单项选择题VIT means （）
A.variable injection timing B.variable inlet tonnage C.vertical incoming tonnage D.vertical inlet tank
Under manoeuvring condition the main engine may run on ...
单项选择题Under manoeuvring condition the main engine may run on （）.
A.gas oil B.marine diesel oil C.residue oil D.crude oil
Two-stroke engine turbocharging is achieved by two dist...
单项选择题Two-stroke engine turbocharging is achieved by two distinct methods, （） termed the constant pressure and the pulse system.
A.respectable B.respectful C.respective D.respectively
