The Gears Geolocation API can make use of network servers to obtain a position fix.

Gears Geolocation API可以利用网络服务器获取位置装置。

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A two-dimensional position fix that includes only horizontal coordinates. It requires a minimum of three visible satellites.

二维定位模式，只有平面的座标。必需至少取得三个卫星的资料。

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Given that position information does not change too often, it is usually sufficient to establish an initial position fix and then acquire updates periodically after that.

在位置信息并非如此频繁的发生改动的情况下，获取一个初始的位置之后，周期性的更新位置就足够了。

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But, precisely because they are outsiders, they are usually in a poor position to fix them.

NEWYORKER: The Hot Spotters

Each missile comes with a terrain contour matching radar, which compares a stored map reference with the actual terrain to fix the missile's position.

BBC: Tomahawk cruise missile

If you're pushing the position that the rich should pay more to help fix the deficit, it doesn't quite follow to employ a tax dodge, says Dennis Kelleher, president of the Washington-based public interest group Better Markets Inc.

CNN: A case of Wall Street greed gone too far