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一、工程概况某构筑物简图如图1所示。主要工程量为:混凝土1049立方米;钢筋41吨;劲性钢筋89吨;钢护板268吨。要求在一九六四年二月份全部施工完毕。这样大工程量的冬季施工,必
I. Project Overview A schematic diagram of a structure is shown in Figure 1. The main projects are: concrete 1049 cubic meters; 41 tons of steel reinforcement; 89 tons of steel reinforcement; 268 tons of steel guard plates. All construction was completed in February 1964. Such a large quantity of winter construction must be