40.ECDIS, with adequate back-up arrangements, may be accepted as complying with the requirement for ships to carry up-to-date charts, when displaying ENC data.
(A)ISPS
(B)MARPOL
(C)SOLAS
(D)STCW

答案：登入後查看
統計： A(17), B(9), C(203), D(31), E(0) #625118