更多"An inland oil barge must have equip"的相关试题:
[单项选择]Each commercial fishing vessel must have at least one immersion suit，exposure suit，or life preserver for each（）.
A. person aboard
B. person working on deck
C. crew member
D. None of the above are correct
[单项选择]Vessels transiting the canal must have their accommodation ladders and cargo booms（）.
A. removed
B. rigged in
C. readjusted
D. tested
[单项选择]A fire main system must have enough fire hydrants so that each accessible space may be sprayed with（）.
A. a low velocity spray applicator
B. a water spray or solid stream
C. at least two spray patterns of water
D. at least 25 psi delivered pressure
[单项选择]When paralleled, AC generators must have the same （）
A. frequency
B. number of phases
C. phase rotation
D. All of the above
[单项选择]A ship must have a self-contained breathing apparatus to be used as protection from gas leaking from a refrigeration unit. To meet this requirement，you may use（）.
A. a gas mask certified by the Mine Safety and Health Administration
B. the same self-contained breathing apparatus required with the fireman's outfit
C. an oxygen breathing apparatus，provided that the device has been inspected within three years
D. a portable ventilation system that will provide a complete change of air every three minutes
[单项选择]Each fire hydrant must have at least one spanner and at least one（）.
A. hose rack or reel
B. all purpose nozzle
C. foam applicator
D. pick axe
[单项选择]Each fire hose coupling on a ship must have threads that meet the specifications of the（）.
A. American Petroleum Institute
B. National Standard Fire hose Coupling
C. American Society of Mechanical Engineers
D. Underwriter's Laboratories，Inc
[单项选择]The air reservoirs must have （） fitted to prevent rupture in the event of fire.
A. high pressure alarm
B. fire alarm
C. extinguishers
D. fusible plugs
[单项选择]Each inert gas system gas main must have an automatic shut down valve at the outlet of the gas production plant. This valve must close automatically upon（）.
A. cargo pump failure
B. blower failure
C. deck seal low water level
D. low inert gas temperature
[单项选择]As a CCNA candidate,you must have a firm understanding of the IPv6 address structure.Refer to IPv6 address,could you tell me how many bits are included in each filed?（）
A. 24
B. 4
C. 3
D. 16
[单项选择]As a CCNA candidate, you must have a firm understanding of the IPv6 address structure. Refer to IPv6 address, could you tell me how many bits are included in each filed?（）
A. 24
B. 4
C. 3
D. 16
[单项选择]Each fire pump on a ship must have a pressure gauge located at（）.
A. the pump discharge
B. the manifold connection
C. each fire station discharge
D. the pump station
[单项选择]Each ship having an inert gas system must have a portable instruments to measure concentrations of hydrocarbon vapor in inert atmospheres and also to measure（）.
A. nitrogen
B. oxygen
C. carbon dioxide
D. water vapor
[单项选择]Each fire pump on a tanker must have a pressure gauge located at（）.
A. the pump discharge
B. the manifold connection
C. each fire station discharge
D. the pump station
[单项选择]By regulation，your cargo vessel must have（）.
A. sufficient facilities for the crew to wash their clothes
B. a wash basin in each room
C. separate toilet facilities for engineers where their number exceeds six
D. All of the above
