Information such as speed, heading, GPS difference equipment can also be the vehicle of various sensors (such as log, speed meter, magnetic compass, etc.) for the calibration work.

速度、航向等信息，车载GPS差分设备还可以对车辆上的各种传感器(如计程仪、车速仪、磁罗盘等)进行校准工作。

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It is an effective way in integrated navigation by using Strapdown Inertial navigation System (SINS), GPS and Doppler Velocity Log (DVL).

利用捷联惯导(SINS)、GPS定位系统和多普勒计程仪(DVL)进行组合导航是水下运载器导航定位的有效方式。

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If you have an iPhone, you can use Automilez, a GPS mileage logging and online log management service.

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This high-performance camera also comes with built-in GPS capabilities so photographers can easily log even their most exotic travels by pinpointing the exact latitude and longitude where the image was captured.

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This ultra-zoom camera comes with built-in GPS capabilities as well, allowing photographers to log their journey with an easy-to-use display.

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