gives up large amount of heat
gives off large amount of heat
gives up large amount of steam
gives off large amount of steam
第1题：
When the fuel oil is burning in the combustion chamber, it _____.
A.gives up large amount of heat
B.gives off large amount of heat
C.gives up large amount of steam
D.gives off large amount of steam
第2题：
Generally speaking, the fuel injected into a marine diesel engine combustion chamber is ignited by ______.
A.spark plugs
B.glow plugs
C.heat of compression
D.a magneto
第3题：
A.boiler
B.separator
C.incinerator
D.treatment lological sewage
第4题：
deliver proper fuel quantity to the injection nozzle
provide rapid fuel injection cutoff
control fuel quantity entering the pump body
control fuel pressure delivered to the combustion chamber
第5题：
clogged fuel injection pumps
increased cylinder liner wear
intake valve stem corrosion
varnish deposit on pistons
第6题：
When an auxiliary boiler is panting and emitting(发出) black smoke, you should______.
A.increase the fuel oil temperature
B.decrease the fuel oil temperature
C.decrease the fuel oil supply pressure
D.increase the air supply
第7题：
temperature
pumping rate
pressure
heat
第8题：
Have you ever served the auxiliary engine to combustion heavy oil? What should be borne in mind when transferring oil; from heavy oil to light oil?
第9题：
cold fuel oil
low fuel oil pressure
low atomizing steam pressure
water in the fuel oil
第10题：
spark plugs
glow plugs
heat of compression
a magneto