EPIRB ( Emergency Position - Indicating Radio Beacons ) must be equipped in GMDSS.

EPIRB是GMDSS必备的一种无线应急示位仪.

EPIRB is very important for sailing distress assistance. Annual inspection is the main job in system maintenance.

应急无线电示位标在海难救助中发挥着重要作用，年度检测是该终端系统维护的重要工作。

Found out the EPIRB (Emergency Position Indicating Radio Beacon) and attached it onto the lifeboat; tied up all lifeboats and rafts.

找出紧急示位无线电指向标并将其绑到救生艇上；将所有艇筏绑在一起。