A.cyclone furnace boiler type
B.dry back boiler type
C.water-tube type
D.critical circulation boiler type
您可能感興趣的試卷
你可能感興趣的試題
A.fire-tube controlled circulation
B.fire-tube supercritical circulation
C.water-tube natural circulation
D.water-tube express circulation
A.Natural convection only
B.Forced convection only
C.Both natural convection and forced convection
D.None
A.water-tube natural circulation boilers
B.fire-tube boilers
C.water-tube forced circulation boilers
D.all of the above
A.The pistons reciprocate
B.The ‘B’ end cylinder barrel rotates
C.There is no fluid flow
D.Power is transmitted hydraulically
A.20
B.40
C.60
D.80
最新試題
To proceed to the assistance of a ship in distress is（）
Which of the following items don’t belong to dock repair works?（）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
Diesel engine air start system check valves are opened by （）
（） is not installed on the main switchboar.
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
If two A.C.generators are to be operated in parallel, the load is distributed evenly by（）
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.