A.one-third
B.two-thirds
C.one-fourth
D.two-fourths
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A.Classification Society Rules
B.National requirements
C.The IMO International Convention for the Safety of Life at Sea
D.All of the above
A.low pressure at all times
B.full pressure at all times
C.low pressure at intermittence
D.full pressure at intermittence
A.an auxiliary reservoir
B.a controlling air bottle
C.an emergency air compressor
D.a main air compressor
A.container ships
B.bulk carriers
C.passenger ships
D.barges
A.the fuel oil
B.the lubricating oil
C.the refrigerating oil
D.the hydraulic oil
最新試題
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
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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.
The cetane rating of diesel fuel is an indication of the （）
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The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
Using a file without a handle may result in （）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
Which of the following items don’t belong to dock repair works?（）