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Carhart’s notch
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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 crackB
drilling a hole at each end of the crackC
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welding brackets across both ends of the crackB
chipping out and slot welding the entire crackC
drilling a hole at each end of the crackD
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单选题A METHOD OF TOWING VESSELS THROUGH POLAR ICE BY MEANS OF ICEBREAKING TUGS WITH A SPECIAL STERN NOTCH SUITED TO RECEIVE AND HOLD THE BOW OF THE VESSEL TO BE TOWED defines().A
Towing operationsB
Rigid coupled towingC
Close coupled towingD
Hard coupled towing
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名词解释题Carhart’s notch
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