A.tree or log awash in a nearly vertical position
B.crew member who refuses to work
C.upstream end of a land wall
D.buoy that is adrift
您可能感興趣的試卷
你可能感興趣的試題
A.high pressure system
B.low pressure system
C.high dew point
D.low dew point
A.At
B.In
C.During
D.With
A.Gain Control
B.Brilliant Control
C.Anti-clutter Sea Control
D.Sweep Intercept
A.KEYLOCK
B.REPEATER
C.STATIC INVERTER
D.ANTI-CLUTTER-SEA
A.As many as
B.So many as
C.As much as
D.As more as
最新試題
What will NOT induce errors into a doppler sonar log?（）
You are using a radar in which your own ship is shown at the center，and the heading flash always points to 0°. If bearings are measured in relation to the flash，what type of bearings are produced?（）.
AREAS WHICH CANNOT BE SCANNED BY THE RADAR OF THE VESSEL BECAUSE THEY ARE SHIELDED BY PARTS OF ITS SUPERSTRUCTURE，MASTS，ETC means（）.
The radar component that produces the synchronizing signal and triggers the indicator sweep is which of the following?（）.
An ECDIS is required to display which information?（）
A Doppler log in the volume reverberation mode indicates（）.
Deviation is the angle between the（）.
A radar display in which North is always at the top of the screen is a(n)（）.
The microsecond unit of time is used in radar applications. The microsecond represents which of the following?（）.
A radar display which is oriented，so that north is always at the top of the screen，is called a(n)（）.