單項(xiàng)選擇題

The development of（）led to the fully automatic ARPA systems installed on commercial ships.

A.SeaTalk
B.powerful microprocessors and mega memory capacity
C.chartplotter
D.small-scale chart

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單項(xiàng)選擇題

The（）has a built-in world map; most areas are displayed on a scale of 4000 nm from the top to the bottom of the screen，and can be zoomed in to 150 nm.

A.chartplotter
B.C-MAP NT
C.C-Cards
D.PPI

單項(xiàng)選擇題

Radar reflectors are required for（）.

A.all fishing vessels over 39 feet in length
B.sail-propelled fishing vessels
C.all fishing vessels of less than 200 GT
D.wooden hull fishing vessels with a poor radar echo

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The development of（）led to the fully automatic ARPA systems installed on commercial ships.

你可能感興趣的試題

The（）has a built-in world map; most areas are displayed on a scale of 4000 nm from the top to the bottom of the screen，and can be zoomed in to 150 nm.

R﻿adar reflectors are required for（）.

The（）has a built-in world map; most areas are displayed on a scale of 4000 nm from the top to the bottom of the screen，and can be zoomed in to 150 nm.

Radar reflectors are required for（）.