一、国内现有混凝土集中搅拌站(楼) 情况全国工程建设节约水泥领导小组办公室,于1986年9月组织了8名专家,对12个部委的有关局、两省三市(江苏、浙江和北京、上海、天津) 和18个建筑公司,以及北京、上海、常州等16个混凝土集中搅拌站进行了深入细致的调查。据初步调查,国内现有混凝土集中搅拌站(楼) 约300座,其中国产设备(不包括使用单位自制设备) 有220～230座,从国外引进设备约为80座。年产混凝土能力约1300 First, the existing domestic concrete mixing station (building) situation The National Engineering Construction Conservation Cement Leading Group Office, in September 1986 organized eight experts, the relevant departments of the 12 ministries, two provinces and three cities (Jiangsu, Zhejiang and Beijing, Shanghai, and Tianjin) and 18 construction companies, as well as 16 concrete mixing plants in Beijing, Shanghai, and Changzhou, conducted in-depth and detailed investigations. According to preliminary investigations, there are about 300 concrete mixing plants (buildings) in China, of which domestically produced equipment (excluding self-made equipment used by the unit) has 220 to 230 seats, and about 80 imported equipment from abroad. Annual production capacity of concrete is about 1300