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
What will cause the ARPA to emit a visual alarm，audible alarm，or both?（）
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? （）
You are underway in thick fog. You have not determined if risk of collision exists. Which statement is TRUE?（）.
Your radar is set on a true motion display.Which of the following will NOT appear to move across the PPI scope（）.
PPI is（）.
When using an ARPA，what should you consider in order to evaluate the information displayed?（）
You are underway in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must（）.
Which statement concerning the operation of radar in fog is TRUE?（）
When will the float-free emergency position indicating radiobeacon be activated after abandoning ship? （）
When navigating in thick fog with the radar on，you should（）.