On a ship，a fire pump may be used for other purposes if（）.<br>A:the other services are run off a reducing station with a pressure gage<br>B:a separate fire pump is available for use on the fire main<br>C:all other services are operated by a manifold near the pump<br>D:All of the above

On a ship，a fire pump may be used for other purposes if（）.
A:the other services are run off a reducing station with a pressure gage
B:a separate fire pump is available for use on the fire main
C:all other services are operated by a manifold near the pump
D:All of the above

出自：海船船员证

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