Many dangerous cargoes are stowed on deck because of the _______.
A.danger to crew and cargo
B.necessity of periodic inspection
C.possible need to jettison
D.All of the above
正确答案是D
Many dangerous cargoes are stowed on deck because of the _______.
A.danger to crew and cargo
B.necessity of periodic inspection
C.possible need to jettison
D.All of the above
正确答案是D