A、A、Y1-RQ-Y2,RQ-Y3-Y4,Y5-Y6-Y7
B、B、Y1-a-Y2,a-Y3-Y4,Y5-Y6-Y7
C、C、Y1-a-Y2,Y3-Y4-Y5,a-Y6-Y7
D、D、Y1-RQ-Y2,Y3-Y4-Y5,Y6-RQ-Y7
A、A、Y1-RQ-Y2,RQ-Y3-Y4,Y5-Y6-Y7
B、B、Y1-a-Y2,a-Y3-Y4,Y5-Y6-Y7
C、C、Y1-a-Y2,Y3-Y4-Y5,a-Y6-Y7
D、D、Y1-RQ-Y2,Y3-Y4-Y5,Y6-RQ-Y7
时间:2022-01-01 00:52 关键词: GMDSS综合业务试题 船舶GMDSS证书考试