单选题A crack in the deck plating of a vessel may be temporarily prevented from increasing in length by（）.Acutting a square notch at each end of the crackBdrilling a hole at each end of the crackCslot-welding the crackDwelding a doubler over the crack
单选题
A crack in the deck plating of a vessel may be temporarily prevented from increasing in length by（）.
A
cutting a square notch at each end of the crack
B
drilling a hole at each end of the crack
C
slot-welding the crack
D
welding a doubler over the crack
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