更多"During fueling operations, which of"的相关试题:
[单项选择]Which of the listed pre-start procedures should be carried out prior to starting a crosshead type diesel engine after an overhaul?()
A. Pre-lube cylinders with hand cranks
B. Open all air space drain cocks
C. Open all indicator valves
D. All of the above
[单项选择]During which of the listed piston stroke of a four-stroke/cycle diesel engine, is the piston moving downward?()
A. Intake stroke
B. Compression stroke
C. Exhaust stroke
D. Pumping stroke
[单项选择]Which of the listed devices is used to measure pressure and convert it to an electrical signal?()
A. Transducer
B. Reducer
C. Transformer
D. Rectifier
[单项选择]A design modification of an anchor chain which prevents kinking is the().
A. detachable link
B. stud link
C. Kenter link
D. connecting link
[单项选择]The process during which liquid containing a reasonable amount of sensible heat at a particular pressure immediately changes into steam after admitted to a chamber at a lower pressure is called ().
A. boiling off
B. flash evaporation
C. condensation
D. none of the above
[单项选择]During which condition should the operator of a pedestal crane shutdown operations?()
A. Bunkering
B. High winds
C. Potable water spill on deck
[单项选择]Valve overlap is the period during which ().
A. the inlet valve is open
B. the exhaust valve is open
C. both valves are closed
D. both valves are open
[单项选择]Where a period is fixed during which freight is to be paid,the Shipowner must()to deliver the goods throughout the whole of that period if he wishes to claim payment.
A. be had
B. be made
C. be prepared
D. be delivered
[单项选择]The period at high or low tide during which there is no change in the height of the water is called the ().
A. range of the tide
B. plane of the tide
C. stand of the tide
D. reversing of the tide
[单项选择]Which of the listed refrigeration system components keeps the refrigerant circulating through the system?()
A. Expansion valve
B. Condenser
C. Evaporator
D. Compressor
[单项选择]Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?()
A. Sensitivity
B. Power
C. Speed droop
D. Compensation
[单项选择]Which of the routine maintenance procedure listed is required for starting air receivers?()
A. Frequent draining of accumulated moisture
B. Frequent testing of relief valves
C. A close watch on temperature to prevent fluctuations in pressure
D. Frequent cleaning to re move oil and foreign matter
[单项选择]Which of the routine maintenance procedures listed is required for starting air receivers?()
A. over-speeding
B. overload
C. low exhaust temperature
D. high crankcase pressure