航海英语航海通告与警告章节练习(2018.01.23)

单项选择题
A storm is forecast for the area where your vessel is moored. For its safety you should put （）.
A.more slack in the mooring lines
B.a strain on the mooring lines
C.chafing gear on the mooring lines
D.grease on the mooring lines
单项选择题
RYUKYU S TO SE 6 BEC 4－5.ISOL SHWRS.SEA 3 M BEC 2 M.SWELL SE 3－4M.This description is likely to be under the heading of（）.
A.FORECAST
B.GALE WARNING
C.SYNOPSIS
D.STORM WARNING
单项选择题
Generally，（）are used as the track charts on the high sea，（）are used for harbors，inland waters and coastal areas．
A.Mercator charts／Loran charts
B.Admiralty charts／Routeing charts
C.large scale charts／small scale charts
D.small scale charts／large scale charts
单项选择题
After the passage of a cold front the visibility（）.
A.does not change
B.improves rapidly
C.improves only slightly
D.becomes poor
单项选择题
For what purpose would using a Lambert conformal chart be more convenient than using a Mercator?（）
A.Plotting radio bearings over a long distance
B.Determining latitude and longitude of a fix
C.Measuring rhumb line distances
D.Measuring rhumb line directions
单项选择题
Many navigational warnings are of a temporary nature，but others remain in force for several months or may be succeeded by（）.
A.Notices to Mariners
B.Sailing Directions
C.List of Lights and Signals
D.Guide to Port Entries
单项选择题
Vessels should not anchor or trawl in the vicinity of pipelines and are（）in the pipeline area shown on the chart.
A.Prohibit to anchor
B.Prohibited to anchor
C.Prohibited from anchor
D.Prohibited from anchoring
单项选择题
Which is a weekly publication advising mariners of important matters affecting navigational safety（）.
A.Light List
B.Notice to Mariners
C.Coast Pilot
D.Sailing Directions
单项选择题
A chart has extensive corrections to be made to it. When these are made and the chart is again printed，the chart issue is a （）.
A.first edition
B.new edition
C.revised edition
D.reprint
单项选择题
The fog most commonly encountered at sea is called（）.
A.conduction fog
B.radiation fog
C.frontal fog
D.advection fog