云计算超强的信息资源共享能力使其在信息资源共享中的应用研究成为当今图书情报界热门研究课题．文章通过对云计算环境下区域信息资源共享呈现出的新特征的探讨，指出云计算环境下区域信息资源共享以集中与分散相结合的混合型共享模式为主，并以皖江示范区为例，通过区域信息资源共享中心、地区与行业信息服务中心建设，逐步实现“行业共建、区域共享”的区域信息资源共享模式．%The cloud computing possesses the super ability of information resources sharing, which makes its applied research a hot research subject in the library and information science today. Through the study of the new characteristics of the regional information resources sharing in the cloud computing, this paper points out that the regional information resource sharing in cloud computing is based on the mixed type sharing mode which combined the centralization and the decentralization. Furthermore, the paper, taking the demonstration plot in Anhui province as example, describes how to realize a regional information resources sharing mode of ＂trade co - construction and area sharing＂ by means of constructing the resources sharing centre of the regional information and the service centre of the trade information.
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