Large, two-stroke/cycle, main propulsion, diesel engine cylinders can be successfully pressure charged during normal operation, by using the （）.

[单选题]The two-stroke cycle begins with the piston coming up from the bottom of its stroke, with scavenge ports in the sides of the cylinder being （）.A . shutB . closingC . openedD . closed

Exhaust gases are generally removed from the cylinders of a two-stroke/cycle die

[单选题]For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.A . it has a longer power strokeB . more air gets into the cylinder each strokeC . it develops twice as many power s

[单选题]A two-stroke diesel engine exhaust temperature will be lower than a four-stroke diesel engine of the same displacement because the （）(1) MEP is lower and the scavenging air is cooling the exhaust gases(2) valve overlap in a four-strokeA . (1) only is

[单选题]In a large, slow-speed, main propulsion diesel engine, which of the parts listed is under tension when the engine is running?（）A . Bed plateB . ColumnC . EntablatureD . Tie rod

3.1.2.2 船舶柴油机的工作原理和基本结构For a given size engine, the two-stroke/cycle diesel engi

[单选题]A large, low-speed, main propulsion diesel engine uses sea water to directly cool the （）.A . cylinder headsB . exhaust valvesC . scavenging airD . injector

The position of the sump tank of the two-stroke diesel engine is often in-------

A slow-speed two-stroke diesel is usually arranged to operate continuously onhea

Most large, low-speed, main propulsion diesel engines use duplex lube oil strain