When the ship in the condition of stand-by and engine trials, usually put the engine telegraph in the () position.
A、stand by
B、slow ahead
C、slow astern
D、B or C
A、stand by
B、slow ahead
C、slow astern
D、B or C
A、the ship is very close to the pier B、the ship is about to be in position C、the ship is in position D、the ship is getting alongside the pier
A、the ship is in a harbor B、the ship is at anchorage C、the ship is underway D、all of the above
A、the ship is in a harbor B、the ship is at anchorage C、the ship is underway D、All of the above
A、the total weight in air of the casing string is removed from the ship B、the hook load (weight of the casing string) is removed from the ship C、the weight of the casing inside the riser is removed from the ship D、the weight of the casing string added to the weight of the fill-up mud is removed from the ship
A、reach the distress area B、conduct a sector search C、send rescue vessels D、assist coordinately in SAR operation
A、assist B、send a rescue vessel C、search the distress area D、reach the distress position at once
A、the meridian through the object of the bearing B、the meridian through the ship's position C、the meridian midway between the ship and the object D、any meridian
A、A.assist B、B.send a rescue C、C.search the distress area D、D.Reach the distress position at once