A low flicker noise mixer for zero-IF GPS receiver is presented.

设计了一种用于零中频gps接收机的低闪烁噪声混频器。

youdao

If GPS positioning accuracy need be improved under the jamming circumstance, it must take measures to improve the anti-jamming ability of GPS receiver, such as outer navigation aid, etc.

若要在干扰环境下提高GPS的定位精度，必须采取措施提高GPS接收机的抗干扰能力，如采用外部导航辅助等。

youdao

The GPS system is a monopoly: if anything goes wrong with it, consumers will have no alternative.

GPS系统是垄断性的：即使它出现了什么问题，消费者也没有其他的选择。

youdao

The goal of the experiment was to see if GPS-enabled cell phones could improve the way traffic data is collected.

NPR: Cell Phones: A New Commuter Tool?

If GPS bracelets become widespread, I hope someone develops a smartphone map app that lets you see all the bracelet-wearing criminals in your area.

FORBES: GPS bracelets could solve our prison overcrowding problem

The researchers said that if GPs evaluated people who might have depression over two appointments instead of one their diagnostic accuracy rate would rise to 90%.

BBC: GPs 'poor at spotting depression'