A、Immediately
B、After one hour
C、Only when another vessel is in sight
D、Only after sunset
更多“When should the emergency position-indicating radio beacon be activated after abandoning an OSV?（）”相关的问题
A、The ensign should be hoisted when the sun rises. B、The ensign should be lowered when the sun rises. C、The ensign should be hoisted when the sun sets. D、The ensign should be lowered when the sun sets.
A、The ensign should be hoisted when the sun rises. B、The ensign should be lowered when the sun rises. C、The ensign should be hoisted when the sun sets. D、The ensign should be lowered when the sun sets.
A、A. We should lower national flag when the sun sets. B、B. We should lower national flag when the ship is in port. C、C. We should lower national flag when loading and unloading. D、D. We should lower national flag when the sun rises.
A、On board national flags should be hoisted when the sun sets. B、On board national flags should be hoisted when the sun rises. C、On board national flags should be lowered when the ship is in port. D、On board national flags should be hoisted flag when loading and discharging
A、When attacking the fire directly B、When using a steam smothering system C、When using the fixed CO2 system D、All of the above
A、Flinders bar should be inverted B、Heeling magnet should be inverted C、The quadrantal spheres should be rotated 180° D、Flinders bar should be moved to the opposite side of the binnacle
A、When the towing vessel enters the fog B、When the drilling rig enters the fog C、When the towing vessel can no longer be seen from the rig D、Immediately
A、The fire pump should be started B、The boiler rims should be secured C、The fixed CO2 system should be initiated into action D、The engine room ventilation should be secured
A、The appliance should be tested every three months B、A regular service line should be used when testing C、A regular projectile should be used when testing D、An entry about the test must be made in the Official Log Book
A、Engine room ventilation should be started B、Main engines should be secured C、The fire pump should be started D、The fixed CO2 system should be activated
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