求翻译：近年来，盐边县经济与社会不断发展，但同时又处于社会的转型期与矛盾的凸显期，致使人民内部矛盾一定程度上有所激化。从盐边县近几年的情况来看，以彝族群众为主体的群体性事件呈现出数量逐渐增多、规模逐渐扩大、处置难度也不断增加的趋势。本文在对盐边县以彝族为主体的群体性事件现状和特点进行全面分析的基础上,对公安机关处置群体性事件的过程进行了动态分析,进而指出其在预防和处置群体性事件过程中运行机制存在的缺陷,在此基础上，有针对性的提出了完善的建议是什么意思？

In recent years, the Yanbian economic and social continuous development, but at the same time in a society in transition and contradictions of prominent, resulting in some intensification of the contradictions among the people to a certain extent. Yi people as the main mass incidents from Yanbian Co

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