单项选择题

Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）

A.double bottom fuel oil tank temperature
B.heater supply steam flow
C.pressure of the fuel supplied to the burners
D.attemperator steam flow in the heater discharge circuit

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热门试题

单项选择题“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）

A.substandard ship
B.standard ship
C.over-standard ship
D.reference ship

单项选择题Using a file without a handle may result in （）

A.your work becoming rounded
B.injury to your hand
C.overheating of the file
D.pinning

单项选择题The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）

A.for atomizing
B.for centrifuging
C.in a storage tank
D.in the re-circulating line

单项选择题The additional mark （）in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.

A.BRC
B.MCC
C.AUT-0
D.AUT-1

单项选择题The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）

A.Navigation Log Book
B.Engine Room Log Book
C.Oil Record Book
D.Muster List