entirely constant pressure
entirely constant temperature
a combination of constant volume and constant pressure
a combination of constant temperature and constant pressure
第1题：
Vessels required to be equipped with an approved backfire flame arrester are ______．
A.Those with diesel engines
B.All those with gasoline engines
C.Those with large engines only
D.None of the above
第2题：
the burning of the fuel； medium shaft
fuel spray； fresh air
fuel； fuel spray
the burning of the fuel； the burned gas mixture
第3题：
In a diesel engine, late fuel injection is indicated by black or gray exhaust smoke with ______.
A.low firing pressure
B.low exhaust temperature
C.mechanical knock in each cylinder
D.fuel knock in each cylinder
第4题：
banjo feed
splash feed
gravity feed
pressure feed
第5题：
controlling the amount of fuel injected into the cylinders
varying the speed of the turbocharger
adjusting the compression ratio
changing the timing of the fuel injection camshaft
第6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7题：
spark plugs
glow plugs
heat of compression
a magneto
第8题：
Modern marine diesel engines equipped with mechanical fuel injection operate on a combustion phase within the cycle which is ______.
A.entirely constant pressure
B.entirely constant temperature
C.a combination of constant volume and constant pressure
D.a combination of constant temperature and constant pressure
第9题：
Tanks for the storage of drinking water
Ballast tanks to prevent the boat from capsizing
A hydraulic start diesel engine
Auxiliary mechanical propulsion (Fleming gear)
第10题：
inefficiency
oiliness
detergency
purity