单选题0n a single-screw vessel the stern frame（）.Afurnishes support to the rudder, propeller shaft, and transom frameBprovides foundations for after mooring winchesCprovides foundation for the main propulaion enginesDtransfers the driving force of the propller to the hull
单选题
0n a single-screw vessel the stern frame（）.
A
furnishes support to the rudder, propeller shaft, and transom frame
B
provides foundations for after mooring winches
C
provides foundation for the main propulaion engines
D
transfers the driving force of the propller to the hull
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