单选题In the navigation, cause the shafting over load most easily（）Astopping the main engine suddenlyBchanging the main engine running direction suddenlyCthe sailing from the shallow water area to the deep water areaDthe ship’s trim too much
单选题
In the navigation, cause the shafting over load most easily（）
A
stopping the main engine suddenly
B
changing the main engine running direction suddenly
C
the sailing from the shallow water area to the deep water area
D
the ship’s trim too much
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