It is well known that the convolution equivalent distributions have wide and important applications in risk theory, queueing system, branching process and infinite devisibility and so on.

周知，卷积等价族在风险理论，排队系统，分支过程，无穷可分分布等领域有重要的应用，因而受到广泛的重视。

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Babbling waterways, branching from the nearby rivers, feed the still-flowing irrigation system that the Incas designed, their handiwork admired to this day.

BBC: Walking in Inca footsteps in Peru's Sacred Valley