單項(xiàng)選擇題

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

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單項(xiàng)選擇題

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

單項(xiàng)選擇題

Fog is most commonly associated with a(n)（）.

A.warm front at night
B.low pressure area
C.anticyclone
D.lack of frontal activity

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Generally，（）are used as the track charts on the high sea，（）are used for harbors，inland waters and coastal areas．

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For what purpose would using a Lambert conformal chart be more convenient than using a Mercator?（）

Fog is most commonly associated with a(n)（）.

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Generally，（）are used as the track charts on the high sea，（）are used for harbors，inland waters and coastal areas．