We consider（）send a helicopter with medical facilities to the distress area.

Monitoring is especially important in a highly automated system which is dependent on careful（）procedure and format.

Please use（）for（）.

At least two two-way VHF radiotelephone apparatus shall be provided on every cargo ship of（）tons gross tonnage and upwards but less than 500 tons gross tonnage.

Distress traffic is the communication（）between the station in distress and the ships, aircraft, coast radio stations, coast earth stations and rescue centers participating in the rescue work.

On-scene communications will normally take place between（）.

The quality of EGC messages is（）affected by the position of the ship, the time of reception and climatic conditions.

SOLAS ships shall be equipped with（）.

The rescue coordination center may（）on stations which interfere with traffic.

All coast radio stations（）DSC installed for VHF and HF.