ECDIS units incorporate Digital Char - 考试宝

单选题 ECDIS units incorporate Digital Chart Data Formats, which include_______.

A、 vector only

B、 raster only

C、 vector and raster

D、 imposed viewing

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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

单选题 The COLDFRONT will pass Bohai Se -A. Bohai Straits, North and central Huanghai Sea on ______.

A、 the 20th

B、the 19th

C、the 18th

D、the 6th

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

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

单选题 The winds are expected tomorrow______.

A、Rough

B、very rough

C、SE 8 knots

D、SW 7-8 in force

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

A、FORECAST

B、GALE WARNING

C、SYNOPSIS

D、STORM WARNING

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

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

A、poor

B、moderate

C、good

D、very good