A.at as small an angle as possible
B.as nearly as practical at right angles to the general direction of traffic flow
C.only in case of an emergency or to engage in fishing within the zone
D.never
您可能感興趣的試卷
你可能感興趣的試題
A.only in case of an emergency or the engage in fishing within the zone
B.as nearly as practical at right angles to the general direction of traffic flow
C.at as small an angle as possible
D.only to anchor within the zone
A.a good one
B.reliable
C.is easy to be fixed
D.obtainable
A.zone time
B.zulu time
C.Greenich Mean Time
D.zone standard time
A.horizontal
B.vertical
C.diagonal
D.vertical or diagonal
A.horizontal
B.vertical
C.diagonal
D.vertical or diagonal
最新試題
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
The helm command PORT TWENTY means（）.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
In the Northern hemisphere northerly winds may cause temperature（）.
Shipboard Emergency Drills must be carried out at least（）on board cargo ship.
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
According to the relevant regulation, lifeboat should be powered by（）.
When steering by autopilot,how often should the steering be checked?（）
A tide is called diurnal when（）.
What is it called when it is possible to ignite the vapour above the oil?（）