the shore is bluff and rocky
of offshore exposed rocks
submerged reefs cause prominent breakers
the lookout tower is marked with radar reflectors
第1题：
In radar plotting CPA is the abbreviation of ________ ．
A.closest point to approach
B.close point to approach
C.crossing point to approach
D.coming point to approach
第2题：
Which statement describes the shore between Watch Hill Point and Point Judith?
A.Low，rocky cliffs with heavily wooded hills inland
B.Sandy beaches broken by rocky points
C.Sand dunes and beaches with a mud and sand bottom
D.Wooded，barren hills with isolated prominent buildings
第3题：
The closest point of approach ( CPA ) of a contact on a relative motion radar may be determined ______.
A.immediately when the contact is noted on radar
B.only if the radar scope is watched constantly
C.after the contact has been marked at least twice
D.by an occasional glance at the radar
第4题：
第5题：
In order to insure that the racon signal is visible on your 3 cm radar, the ______.
A.10 cm radar should be placed on stangby or turned off
B.gain control should be turned to maximum
C.radar should be stabilized, head up
D.rain clutter control should be off but, if necessary, may be on low
第6题：
The coastline between Point Judith and Watch Hill is ______.
A.steep with rocky bluffs
B.sandy and broken by rocky points
C.low and marshy
D.heavily forested
第7题：
In radar plotting C.P.A is the abbreviation of ______.
A.crossing point to approach
B.fog or steady rain
C.closest point to approach
D.close point to approach
第8题：
A、possbile
B、voice
C、mistake
D、pushing
第9题：
第10题：
