海船船员考试
单选题Typical marine propulsion plants include（） directly coupled to the vessel’s single large-diameter, fixed-pitch propeller.A a single, long-stroke, slow-speed, turbocharged, two-stroke diesel engineB a single, long-stroke, medium-speed, turbocharged, fou
题目
a single, long-stroke, slow-speed, turbocharged, two-stroke diesel engine
a single, long-stroke, medium-speed, turbocharged, four-stroke diesel engine
two medium-speed, turbocharged, four-stroke diesel engines
a variable-speed AC generator
相似问题和答案
第1题：
● Typical characteristics of a work package include:
A Representation of units of work at a level where work is performed
B Clearly distinguishes one work package from all others assigned to a single functional group
C Limits the work to be performed to relatively short periods of time
D All of the above
E A and B only
第2题：
A) formation
B) explosion
C) eruption
D) propulsion
答案：C
[试题分析]近义词辨析题。
[详细解答]eruption n.爆发，填入后符合句意，故答案为 C。
第3题：
Typical characteristics of a work package include:
ARepresentation of units of work at a level where work is performed
BClearly distinguishes one work package from all others assigned to a single functional group
CLimits the work to be performed to relatively short periods of time
DAll of the above
EA and B only
E
第4题：
A gas-free certificate would usually be issued by a(n) ______.
A.CCS marine surveyor
B.certified marine chemist
C.port engineer
D.MSA marine inspector
第5题：
The closing of the exhaust valves used on a modern, large, low-speed, main propulsion diesel engine may be directly provided by_______.
A.large conical springs
B.compressed air pressure
C.hydraulic pressure
D.exhaust gas pressure
第6题：
A.aeration tanks
B.settling tanks
C.disinfection agent(消毒剂
D.anaerobic bacteria(厌氧菌)
第7题：
The desirable properties of a marine fuel oil should include .
A.high flash point and high viscosity
B.low flash point and high viscosity
C.low heating value and high sulphur content
D.high heating value and low sulphur content
第8题：
115 Typical characteristics of a work package include:
A. Representation of units of work at a level where work is performed
B. Clearly distinguishes one work package from all others assigned to a single functional group C. Limits the work to be performed to relatively short periods of time
D. All of the above
E. A and B only
第9题：
Most marine biological sewage treatment plants consist of all the following statements except ______.
A.aeration(通风) tanks
B.settling tanks
C.disinfection agent(消毒剂)
D.anaerobic bacteria(厌氧菌)
第10题：
A gas-free certificate would usually be issued by a(n) ______.
A.ABS marine surveyor
B.certified marine chemist
C.port engineer
D.Coast Guard marine inspector