求翻译：自从改革开放以来，民营中小企业经过长足的发展，在促进经济发展、扩大就业、提供社会服务、增加财政收入中发挥着举足轻重的作用，因此它在我国经济社会发展中扮演着不可替代的角色。是什么意思？

Since the reform and opening up of private small and medium enterprises through considerable development, promote economic development, expand employment, providing social services and increase our revenues play a pivotal role it plays an irreplaceable role in China's economic and social development

Since the beginning of reform and opening up, the private small and medium-sized enterprises has been making great strides in promoting economic development, expansion of employment, the provision of social services, increase in the revenue plays a decisive role in the country, and therefore it in e

Since the reform and open policy, the privately operated small and medium-sized enterprise has passed through the considerable development, in the promotion economy development, the expanded employment, provides the social service, in the increase financial revenue is playing the pivotal role, there

Since its reform and opening up, after rapid development of private enterprises, in promoting economic development, the expansion of employment, in the provision of social services, increase revenue plays an important role, because it plays an irreplaceable role in economic and social development.

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