()up Maritime Declaration of Health.
A、Write
B、Filling
C、Filled
D、Fill
A、Write
B、Filling
C、Filled
D、Fill
A、Maritime Safety Information B、Maritime Shipping Index C、Maritime Satellite Indicator D、Mariner Safety Intelligence
A、IMO Headquarters in London B、Inmarsat Headquarters building in London C、Western European Maritime Organization D、International Maritime Safety Committee
A、IMDG conference B、American Bureau of Shipping C、International Maritime Organization D、American Institute of Maritime Shipping
A、A.IMO Headquarters in London B、B.Inmarsat Headquarters building in London C、C.Western European Maritime Organization D、D.International Maritime Safety Committee
A、Maritime Advisory Council B、International Maritime Organization C、International Association of Shipping D、Association of Seafaring Nations
A、Chief Officer B、Navigator C、most senior person present from the Maritime Administration D、officer in charge of the watch
A、manually activated and operate on maritime (VHF) channels B、automatically activated and operate on maritime (VHF) channels C、manually operated and detected by satellite D、automatically operated and detected by satellite
A、三种类型UPS中,在线式UPS的切换时间最短,为0s,后备式UPS切换时间最长,为10ms B、三种类型UPS中,在线式UPS的市电效率最高,后备式UPS的市电效率最低 C、三种类型UPS中,在线式UPS的可靠性最好,后备式UPS的可靠性最差 D、三种类型UPS的逆变波形都是正弦波