When one feature replaces an existin

单选题 When one feature replaces an existing feature and the position remains as charted, ______ command is used.

A、 MOVE

B、 DELETE

C、 AMEND

D、 SUBSTITUTE

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A、the 20th

B、the 19th

C、the 18th

D、the 6th

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单选题 This passage is likely to be under the heading of _____.

A、FORECAST

B、GALE WARNING

C、SYNOPSIS

D、STORM WARNING

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单选题 The visibility in EAST NORTHERN section is mainly _____.

A、poor

B、moderate

C、good

D、very good

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单选题 _____ is stationary at 38N 124E.

A、Low 994 Hpa

B、High 1013 Hpa

C、Cold front

D、Warm front

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单选题 In north part of WEST NORTHERN section, the wind is _____.

A、cyclonic 6 to gale 8 at first

B、cyclonic 4 at first

C、westly 6 to gale 8

D、variable 3 or 4 at first

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单选题 The winds are expected tomorrow_____.

A、Rough

B、very rough

C、SE 8 knots

D、SW 7-8 in force

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单选题 What is the weather like tomorrow in this area? _____.

A、It will be partly cloudy becoming overcast with rain and SW force 7~8 winds

B、LOW 994 HPA at 48N 118E is moving SE 8 KTS with COLD FRONT from center passing 44N 128E

C、HIGH 1013HPA at 38N 124E will be stationary

D、It will rain the whole day

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单选题 Backing means the wind _____.

A、is changing clockwise in direction

B、is changing anticlockwise in direction

C、is changing cyclonically or variably in direction

D、remains unchanged in direction at the time

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