dbm

dbm

[1] iOSMapWorks/C.gpx at master · CoffeeRoom/iOSMapWorks ( 版) <https://github.com/CoffeeRoom/iOSMapWorks/blob/master/src/TrailsAlpha%202/TrailsAlpha/C.gpx>

<trkpt lat="37.744695" lon="127.139990">

<ele>267.616044</ele>

<time>2015-12-28T09:47:41Z</time>

<extensions>

<dbm>-102</dbm>

</extensions>

</trkpt>