A.chartplotter
B.C-MAP NT
C.C-Cards
D.PPI
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A.all fishing vessels over 39 feet in length
B.sail-propelled fishing vessels
C.all fishing vessels of less than 200 GT
D.wooden hull fishing vessels with a poor radar echo
A.a plan-position indicator system
B.pulse-plan integration
C.pulse-pulse input
D.power-plan input
A.one target
B.two targets
C.three targets
D.a large number of targets
A.EBL
B.VRM
C.CRT
D.target tracking range
A.EBL
B.VRM
C.CRT
D.Grease pencil
最新試題
Which statement about an estimated position is TRUE?（）
Your radar is set on a true motion display.Which of the following will NOT appear to move across the PPI scope（）.
Which condition indicates that your radar needs maintenance?（）
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? （）
You are underway in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must（）.
You are underway at 5 knots and see on your radar a contact 10 miles directly astern of you. 12 minutes later，the contact is 8 miles directly astern of you. What is the estimated speed of the contact? （）
（）is not a job of the radar antenna.
What provides little or no indication that a vessel is dragging anchor? （）
When will the float-free emergency position indicating radiobeacon be activated after abandoning ship? （）
When using a radar in a unstabilized mode，fixes are determined most easily from（）.