近两年来，机械行业信息化建设进展明显。在国家机械局的支持下，先后开通了以国际互联网为中心的网络服务站点多个，有中国机械信息网（简称“中机网”）、机械工业信息服务网（简称“机经网”）、中国机电工商网以及中国机电产品信息网。尽管建网单位的背景、基础等起始条件? In the past two years, the progress of informationization in the machinery industry has progressed significantly. With the support of the State Administration of Machinery, a number of online service sites centered on the Internet have been opened, including the China Machinery Information Network (abbreviated as “CMC”) and the Machinery Industry Information Service Network (abbreviated as “machinery Jingnet”). , China Electromechanical Industry and Commerce Network and China Mechanical and Electrical Products Information Network. Despite the initial conditions of the background, foundation, etc. of the network building unit?