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我局从1965年开始采用预应力构件,到目前为止,总共施工了约34000m~2(其中工业房屋约16500m~2,民用房屋约17500m~2),共节约钢材约计111t,每m~2节约指标如表1所示:
Our bureau has been using prestressed components since 1965. So far, a total construction of about 34000m ~ 2 (of which about 16500m ~ 2 industrial houses and about 17500m ~ 2 civilian houses), a total saving of steel about 111t, saving every m ~ 2 Indicators as shown in Table 1: