______ shall be familiar with emergency duties before the voyage begins.(1.0)
A.All crew member B.All senior offers and engineers and master C.Every crew member with assigned emergency duties D.Every member on board正确答案C
______ shall be familiar with emergency duties before the voyage begins.(1.0)
A.All crew member B.All senior offers and engineers and master C.Every crew member with assigned emergency duties D.Every member on board正确答案C
