GPS offers commercial users a global positioning capability with accuracy of the order of 100 metres.

全球定位系统给商业用户提供的全球定位功能的准确性为100米。

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And DRL allows all the nodes mobile and moving freely, while there is only a limited fraction of nodes having self-positioning capability.

DRL允许所有的节点都可以自由移动，其中只有少数的节点具有自我定位的能力。

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Therefore, the convenient and swift safety monitoring and searching system with accurate positioning capability is becoming especially important when mine accidents happen.

在矿山的日常作业以及矿难发生抢救遇难人员时，方便，快捷，定位精确的安全监控及搜救系统就显得尤为重要。

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Also, the system disables the window's sizing border and the window-positioning capability of the title bar so that the user cannot move the window by dragging the title bar.

此外，系统会禁用窗口的可调整边框和标题栏的窗口定位功能，使用户无法通过拖动标题栏来移动窗口。

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Also, the system disables the window's sizing border and the window-positioning capability of the title bar so that the user cannot move the window by dragging the title bar.

此外，系统会禁用窗口的可调整边框和标题栏的窗口定位功能，使用户无法通过拖动标题栏来移动窗口。

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