手机内置的罗盘和加速度计亦能帮助手机定位。

The phone's internal compass and accelerometer also come into play to help determine its location.

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Zibrov和他的同事想要制造一种可以直接精确定位出磁场方向和大小的罗盘。

Zibrov and his colleagues wanted to create a compass that could directly pinpoint the direction and the size of a magnetic field.

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他们之所以能够那样做，是因为这些原始记录同时使用了罗盘方位于天文观察来定位一艘航海船。

They are able to do so because these records use both compass bearings and astronomical observations to locate a vessel.

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