A.metering
B.control
C.using
D.timing
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A.shockless
B.smokeless
C.no vibration
D.noiseless
A.cooling water
B.cooling oil
C.refrigerant
D.lubricate oil
A.nuts
B.screws
C.studs
D.flanges
A.The alternators are not generating the same voltages and should be adjusted on automatic voltage regulator rheostats
B.Alternator frequencies are different and should be adjusted on the governor speed controllers
C.Alternators are out of phase and should be tripped and paralleled again
D.One alternator has lost one of its phases
A.high input impedance, high gain and low output impedance
B.high input impedance, high gain and high output impedance
C.low input impedance, low gain and high output impedance
D.low input impedance, high gain and low output impedance
最新試題
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