The thesis stems from the subject of "Navigation Line Editor System of Navy based on ENC".

本论文选题来源于“ 基于电子海图的航路编辑器系统”。

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Gerardus Mercator's projection, published in 1569, was immediately useful because it depicts a line of constant bearing as a straight line, which is handy for Marine navigation.

福西厄斯•墨卡托的投影于1569年问世，马上就派上了用场，因为它把不变的方位描绘为直线，这对航海非常方便。

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Wireframes are line drawings, comparable to blueprints, which demonstrates the general navigation and the building blocks e.g. content, functionality etc. that will go into making of the website.

一个普遍的方法就是通过线框图来展现你的设计，线框图是一种使用线条为基本元素的绘画，与蓝图相对，像框图表现基本的导航和功能块，比如内容、功能等，这些都已经进入网站的创建。

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Garmin sells portable outdoor navigation and mapping devices, including the eTrex line of GPS receivers.

FORBES: Magazine Article

As with all the OE Styled radios in the Advent line, this infotainment solution, lets the new car buyer upgrade to a high-quality multimedia and navigation system, without having to purchase other packages or trim levels.

ENGADGET: Advent intros the OTOCAM3 multimedia navigation system for Toyota Camry