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为了对公路机电施工行业进行深入研究,为招标采购行业进行大数据研究找到一条可行之路。笔者撰写了全国公路机电施工行业招标投标研究系列文章,上期已在本刊2015年第18期刊出,内容为北京地区公路交通工程专业承包通信、监控、收费综合系统分项资质施工企业(以下简称“公路机电工程综合资质施工企业”)的情况,本期为系列文章第二篇,以西北地区(包括宁夏、新疆、青海、陕西、甘肃)、西南地区(包括四川、
In order to conduct an in-depth study of the highway construction machinery industry, bidding for the procurement industry to find a feasible way to study big data. The author authored a series of articles on bidding and bidding research for the national highway construction machinery and electromechanical industry. The issue was published in Issue 18, 2015 in the journal. The content was published in the 18th issue of Highway Traffic Engineering Professional Qualification Contractor (hereinafter referred to as the " (Including Ningxia, Xinjiang, Qinghai, Shaanxi and Gansu), the southwestern region (including Sichuan, Sichuan,