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1986国务院办公厅发布的《建筑材料工业技术政策要点》中规定:“推广轮窑和隧道窑,要逐步淘汰能耗高的小土窑”。但是,我国农村居住分散、资金缺乏,设备和技术落后。80年代以来,由于农房热的持续升温,农村土窑发展迅猛,全国烧砖煤耗已由“六五”期间的1.4吨煤/万块,上升到2吨煤/万块。国家建材局有关领导也提出,除了
1986 issued by the General Office of the State Council, “Technical Policy for Building Materials Industry points,” stipulates: “To promote wheel kiln and tunnel kiln, to gradually eliminate the high energy consumption of small earth kiln.” However, rural areas in our country are scattered, funds are lacking, and equipment and technology are backward. Since the 1980s, due to the continued heating up of rural housing, the development of rural kiln has been rapid. The nationwide consumption of brick-burning coal has increased from 1.4 tons of coal/ten thousand during the “6th Five-Year Plan” period to 2 tons of coal/ten thousand. The relevant leaders of the National Building Material Bureau also proposed that