With（） the engine need not to be aligned with reduction gears or propeller shaft.<br>A:Diesel engine propulsion<br>B:Diesel electric propulsion<br>C:Steam engine propulsion<br>D:Gas turbine propulsion

With（） the engine need not to be aligned with reduction gears or propeller shaft.
A:Diesel engine propulsion
B:Diesel electric propulsion
C:Steam engine propulsion
D:Gas turbine propulsion

出自：海船船员证

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