The line arresters can only protect the line insulators on the tower equipped with the line arresters from lightning flash and they have no extended protective range.

线路避雷器仅能保护安装了线路避雷器的杆塔自身的线路绝缘子（串）不发生雷击闪络，无外延的雷击保护范围。

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Finally, based on calculating the protective range of lightning rod, the importance of using early streamer emission lightning rod in important project was explained.

最后通过避雷针保护范围的计算，说明了在重要工程中采用提前放电式避雷针的重要意义。

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As the protected object is within the safe protective range of the lightning arresters, the lightning fell within the safe lightning falling range will hit on the arresters.

当被保护物在避雷针的安全保护范围之内时，落在安全落雷范围内的雷电将击中避雷针。

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Ranger Maguire, who was relaxing 0.6 miles (1km) away without his protective helmet and armour, fell within its range.

BBC: Ranger Michael Maguire

For those who want to fully embrace their inner Ducatista, there is a range of accessories, from the standard protective jackets, helmets and gloves, to bags, watches and even a sharp-looking Cigarette-branded model boat.

WSJ: At the Heart of Ducati