更多"Too much excess air is （）because th"的相关试题:
[单项选择]As for a oil-fired boiler too much air would indicated by （）.
A. yellowish flame
B. golden yellow flame
C. milky flame
D. brilliant white flame
[单项选择]Too much air in the furnace of an oil-fired boiler would be indicated by （）.
A. yellowish flame
B. golden yellow flame
C. white flame
D. brilliant white flame
[单项选择]The sensible heat of air is dependent upon the （）.
A. dry bulb temperature
B. wet bulb temperature
C. saturation temperature
D. water vapor superheat
[单项选择]The （） can tell us how much heat we can get from the burning of an oil.
A. viscosity
B. flash point
C. cetane number
D. calorific value
[单项选择]The burning of the fuel adds more heat to the air charge, causing it to expand and force the engine piston to do work on the crankshaftWhat does “it” mean in this sentence?（）
A. the burning
B. the fuel
C. the air charge
D. the engine piston
[单项选择]The latent heat of water vapor in air is dependent upon the （）
A. dry bulb temperature
B. wet bulb temperature
C. dew point
D. dry point
[单项选择]I don’t think there is too much difference between transiting Suez Canal and panama Canal（）the tonnage certificate required.
A. except
B. except that
C. beside
D. except for
[单项选择]The ship is now too much listing to portside. Which is the best way to keep the vessel upright?（）.
A. Put all the remaining cargo on starboard side
B. Put light cargo on starboardside and heavy cargo on port side
C. Put light cargo on port side and heavy cargo on starboard side
D. A,B,C are all correct
[单项选择]The ship is listing too much due to your faulty method in loading operation．You must keep her （）.
A. flat
B. up
C. upright
D. vertical
[单项选择]The ship is now too much listing to portaide. I suggest that you（）light cargo on portside and heavy cargo on starboard side.
A. will put
B. would put
C. put
D. shall put
[单项选择]The ship is now too much listing to portside.I suggest that you（）light cargo on portside and heavy cargo on starboard side.
A. will put
B. would put
C. put
D. shall put
[单项选择]There is too much water in the fuelIt doesn’t （） to the specifications.
A. come from
B. come in
C. come out
D. come up
[单项选择]The sum of the sensible heat and the latent heat of any substance is known as （）.
A. total heat
B. residual heat
C. specific heat
D. superheat
[单项选择]Which of the following conditions can cause excessive lube oil consumption in a diesel engine?（）
A. Low lube oil temperature
B. Dirty lube oil strainer
C. Low lube oil pressure
D. High lube oil temperature
[单项选择]Air receivers installed in starting air systems are to be （）.
A. cylindrical in shape with service connections located at the top and bottom
B. opened and made available for inspection during biannual inspections provided
C. with automatic drain traps for the removal of moisture
D. so installed as to make the drain connections effective under extreme conditions of trim
[单项选择]Operating a rotary pump at speeds in excess of design requirements could cause（）.
A. decreased clearances between rotating parts
B. decreased slippage to the suction side of the pump
C. air binding in the discharge ports
D. erosion and excessive wear
[单项选择]In order to keep excess oil from the intake ports in two-stroke/cycle diesel engines, （）
A. wide compression rings are used
B. oil rings are located above the piston
C. chromium plating is used on all piston rings
D. oil rings are located near the bottom of the piston skirt
[单项选择]Air entering an air-cooled refrigeration system is indicated by （）.
A. frosting of the liquid line
B. higher than normal head pressure
C. a clear sight glass
D. abnormally cold reefer boxes
