一台电子设备，或使用GPS传感器及导航软件的电脑；它在海图上显示出本船所在的位置。海图标绘仪能执行许多种导航任务。

An electronic device, or a computer using a GPS sensor and navigational software, that displays the boat's position on a chart view. Chartplotters can perform many navigational tasks.

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测绘用圆规和量角器划线和角； 标绘。

To draw to scale by means of a scale and protractor; plot.

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