One hertz is equal to one ( )
第1题:
A、one of the suns’ planets
B、one of the sun's planets
C、one of the sun’s planet
D、one of the suns’ planet’s
第2题:
Vessels having main engines arranged for air starting are to be provided with at least__.
A.one automatic drain serving both containers
B.two air starting containers of approximately equal size
C.one control air container and one starting air container
D.one additional means of starting the main engine
第3题:
An ocean towing bridle whose legs are of equal length,but too short,may ______.
A.fail to provide spring in the hawser
B.cause unequal distribution of the load to one leg
C.cause the bridle legs to jump clear of the chocks or fairleads
D.None of the above
第4题:
第5题:
第6题:
What is the maximum number of network locales that can be configured for any one Cisco Unified CallManager Express when using the cnf-file perphone command?()
第7题:
What is the minimum hardware configuration of the multishelf Cisco CRS- 1 system?()
第8题:
1
2
4
5
a number equal to the number of languages supported by Cisco Unity Express
a number equal to the number of languages supported by Cisco Unity CallManager Express
第9题:
fail to provide spring in the hawser
cause unequal distribution of the load to one leg
cause the bridle legs to jump clear of the chocks or fairleads
None of the above
第10题:
Drop half the traffic
Make a copy of the traffic and send it to both testinations
Load-balance traffic between the available paths
Randomly select one of the available paths to send traffic
第11题:
第12题:
The one with the wind closest abeam
The one to windward
The one to leeward
The one that sounds the first whistle signal
第13题:
If all other conditions such as bore, stroke, speed, and mean effective pressures are equal, a two stroke/cycle diesel engine will develop approximately
A.the same indicated horsepower as a four-stroke/cycle engine
B.twice the indicated horsepower as a four-stroke/cycle engine
C.one half the indicated horsepower as a four-stroke/cycle engine
D.one power stroke for every two crankshaft revolutions
第14题:
An alternator is being paralleled with one on the line At the instant the circuit breaker is close, the frequency of the incoming alternator will normally
A.increase
B.not change
C.decrease
D.be exactly 60 hertz
第15题:
The minimum amount of lifesaving equipment required aboard an 85-foot uninspected towing vessel consists of ______.
A.One approved flotation cushion for each person on board
B.One approved life preserver for each person on board and one life ring
C.One approved inflatable vest for each person on board
D.Lifeboat capacity equal to 1 1/2 times the number of persons on board
第16题:
第17题:
第18题:
For the duties assigned in the muster list, ().
第19题:
one automatic drain serving both containers
two air starting containers of approximately equal size
one control air container and one starting air container
one additional means of starting the main engine
第20题:
half the resistance of the other resistor
a resistance equal to the other
at least ten times the resistance of the other
a partial short circuit
第21题:
how much education one has received
whether one is single or married
how old one’s children are
where one lives
第22题:
greater
better
smaller
less
第23题:
assigning
assign
toassign
assigned