If the beacon is mounted at a wrong place, it may（）by sea water, chemicals, exhaust and vibrations.

For COSPAS-SARSAT system,（）usually transmit initial COSPAS-SARSAT alert.

Every lifeboat which is fitted with a fixed two-way（）radiotelephone apparatus with an antenna which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.

Every ship constructed on or after（）shall comply with all the applicable requirements of this chapter.

Stations in the United States of America are grouped by states arranged in the alphabetical order of their（）.

Can MF/HF radiotelephone receive the MSI sent from the coast stations alone?（）

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

SOLAS ships shall be equipped with（）.

Every lifeboat which is fitted with a fixed two-way vhf radiotelephone apparatus with（）which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.

By using（）system a ship can send a distress message and know with certainty it will be received.