The fuel oil pressure and forced draught pressure should be matched to ensure good combustion with a full steady flameIn the sentence the word “match” means （）

[单选题]In a typical fuel oil system, the oil is stored in tanks in the double bottom from which it is pumped to （） and heated.A . a service tankB . a collecting tankC . a sumpD . a settling tank

[单选题]The quality of the fuel oil and lube oil （）, Im afraid.A . has much to do with the operation of the engine and its lifeB . have much to do with the operation of the engine and its lifeC . has much doing with the operation of the engine and its lifeD

[单选题]Loss of lubricating oil pressure to the main propulsion diesel engine will actuate a/an _____.A．over-speed tripB．audible/visual alarmC．the ships/boats general alarmD．reserve oil storage tank

[单选题]Loss of lubricating oil pressure to the main propulsion diesel engine will actuate a/an （）.A . overspeed tripB . audible/visual alarmC . the ships/boats general alarmD . reserve oil storage tank

[单选题]Fuel injectors used in heavy fuel oil systems are usually provided with cooling to reduce（）.A . cold corrosion of the nozzlesB . fuel viscosity for better atomizationC . carbon accumulation on the nozzlesD . fuel detonation in the cylinder

[单选题]The high pressure in fuel injection system of the diesel engine is produced by the （）.A . injector pumpB . fuel injectorC . governorD . turbocharger

[单选题]If there is water in fuel oil, the revolution of the engine will （）.A . decreaseB . increaseC . be dismantledD . be reassembled

[主观题]What causes the lube oil pressure of the engine to drop ?

[单选题]Oil pressure in the lubrication system is （） the static sea water head to ensure that sea water （） the stem-tube.A . lower than；can lubricateB . lower than；can coolC . higher than；can enterD . higher than ；cannot enter

[单选题]When the fuel oil is burning in the combustion chamber, it _____.A．gives up large amount of heatB．gives off large amount of heatC．gives up large amount of steamD．gives off large amount of steam