The purpose of sheer in ship construction is to（）.<br>A:allow the ship to ride waves with drier decks<br>B:eliminate the need for butt straps<br>C:eliminate the need for margin plates<br>D:give greater strength at the deck edge

The purpose of sheer in ship construction is to（）.
A:allow the ship to ride waves with drier decks
B:eliminate the need for butt straps
C:eliminate the need for margin plates
D:give greater strength at the deck edge

出自：海船船员证

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