用同一激光束通过两根光纤分别触发两个球隙开关，使两个球隙开关具有很好的同步特性。

With use of two fibers, the same laser was used to trigger two spark gaps synchronously.

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林隙形成方式由树木折干形成的最为普遍，占形成木总数58.04％，其次是由于掘根风倒而形成的，占33.48％。

The most popular manner of gap formation in the forest was stem breakage (58.04% of the total), and the second, uprooting (33.48%).

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