A.a variable-speed AC generator
B.a fixed-speed AC generator
C.an air blower
D.a DC generator
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A.greater
B.better
C.smaller
D.less
A.Diesel engine propulsion
B.Diesel electric propulsion
C.Steam engine propulsion
D.Gas turbine propulsion
A.a single, long-stroke, slow-speed, turbocharged, two-stroke diesel engine
B.a single, long-stroke, medium-speed, turbocharged, four-stroke diesel engine
C.two medium-speed, turbocharged, four-stroke diesel engines
D.a variable-speed AC generator
A.gas turbine
B.diesel engine
C.steam engine
D.gasoline engine
A.Slow speed diesel engines
B.Medium-speed diesel engines
C.Steam engines
D.Gasoline engines
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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.