Steering gear and windlass
Navigation light and radio power panel
Navigation device power box
Daily fresh water pump
第1题:
________is supplied with electricity by main switchboard directly not through sub-board on board
A.Deck machinery
B.Little power load
C.Some important load machinery
D.Stationary submersible pump
第2题:
For _______the power is supplied by main switchboard directly not through sub-board
A.saving network cost
B.improving the reliability of supplying power to important load
C.preventing sequence reversing
D.increasing the power Factor of important load
第3题:
A.Distribution board
B.Section board
C.Emergency switchboard
D.Main switchboard
第4题:
Ammeter and changeover switch
Power factor meter
Synchroscope
Reverse sequence relay
第5题:
A technician has been asked to ensure a PC is supplied with power for a short time, during apower failure. The technician should install which of the following devices to ensure thisrequirement is easily met?()
第6题:
Lubrication for the main reduction gears used with diesel engines is usually supplied by
A.oil from the main engine sump
B.an independent lube oil system
C.the stern bearing head tank
D.the stem bearing sump tank
第7题:
A technician has been asked to ensure a PC is supplied with power for a short time, during apower failure. The technician should install which of the following devices to ensure thisrequirement is easily met?()
A. Backup power generator
B. Uninterruptable power supply
C. Power line conditioners
D. Surge protectors
第8题:
下列程序的运行结果是______。
define POWER(x) ((x)*(x))
main ()
{ int i=1;
printf("%d,%d",POWER(i++),i);
}
第9题:
During a presentation on the p5 machines, a customer asks the pSeries technical specialist a question regarding the differences between POWER4+ and POWER5. In addition to new advanced power management, SMT, and larger L2 and L3 caches in POWER5, which of the following describes some of the key improvements in POWER5?()
第10题:
frequency meter
voltage regulator
governor control
sychroscope switch