海船船员考试
单选题If the main engine starting consecutively failed （） times, it should be found the cause before another starting.A 2B 3C 4D 5
题目
2
3
4
5
相似问题和答案
第1题：
If a diesel engine turned over freely but failed to start, the cause could be ________.
A.water in the fuel
B.cold lube oil
C.excessive starting air pressure
D.excessive fuel pressure
第2题：
water in the fuel
cold lube oil
excessive starting air pressure
excessive fuel pressure
第3题：
"Stand by an engine" means
A."prepare to stop the engine"
B."assemble an engine on its bedplate"
C."make an engine ready for starting"
D."dismantle an engine"
第4题：
to reduce heat stress
to reduce low temperature corrosion
to improve firing and starting performance
fuel saving
第5题：
to inspect if the cylinder has the water leakage
to expel out the residual water/gas/oil from the cylinder
to check if fuel supply is normal
A and B
第6题：
B. constantly
C. consecutively
D. usually
第7题：
one automatic drain serving both containers
two air starting containers of approximately equal size
one control air container and one starting air container
one additional means of starting the main engine
第8题：
Vessels having main engines arranged for air starting are to be provided with at least__.
A.one automatic drain serving both containers
B.two air starting containers of approximately equal size
C.one control air container and one starting air container
D.one additional means of starting the main engine
第9题：
“prepare to stop the engine”
“assemble an engine on its bedplate”
“make an engine ready for starting”
“dismantle an engine”
第10题：
too low starting air pressure
main starting valve closed
neither A nor B
A and B