A.Control panel
B.Paralleling panel
C.Load panel
D.Busbar
您可能感兴趣的试卷
你可能感兴趣的试题
A.Overflow valve
B.Reducing valve
C.Balancing valve
D.Reducing valve or balancing valve
A.overflow valve
B.reducing valve
C.relief valve
D.sequence valve
A.overflow valve
B.reducing valve
C.relief valve
D.sequence valve
A.control the fluid flow through it
B.prevent the pressure before it over the specified valve
C.make the pressure after it steady
D.control the direction of oil flow
A.control the back pressure of return oil
B.lock the oil lines under some conditions
C.change the direction of oil flow
D.act as relief valve
A.direction of oil flow
B.back pressure of return oil
C.bypass of filter
D.high pressure overflow
A.Too much sludge accumulated in separator bowl
B.Diameter of gravity disc too large
C.High level tank lack of water
D.Oil input too rapidly
A.Oil temperature too high
B.Diameter of gravity disc too large
C.Oil temperature too low
D.High level tank out of water
A.Oil inlet valve opening too quickly
B.Oil temperature too high
C.Diameter of gravity disc too small
D.Viscosity of oil too low
A.cut off the power
B.cut off the oil inlet
C.open guide water valve
D.close oil outlet value
最新试题
The shipboard oil pollution emergency plan will be invalid after ()
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?()
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the()
If separating effect is not good, which measure should be taken ()
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?()
Engine parameters shall be corresponded to NOx Technical Files. This is required by ()
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a()
Diesel engine air start system check valves are opened by ()
To shut down a diesel engine after it exceeds the set maximum speed,which type of device listed should be used?()
The treatment of the fuel oils involves storage, heating, filtering and()