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“水利是农业的命脉。”名闻中外的水利灌概工程一都江堰,解放后在党和毛主席领导下,经过改造和扩建,灌概面积从解放前的二百多万亩增到七百万亩,受益地区从解放初的十二个县(市)扩大到二十七个县(市)。随着社会主义工农业的迅速发展,现在迫切要求进一步扩大灌概面积,提供更多的工农业用水,漂送更多的木材。根据上级指示,新的改建方案需要通过河道水工模型的科学实验,既为设计提供依
“Water conservancy is the lifeblood of agriculture.” Dujiangyan, a well-known water conservancy irrigation project at home and abroad, was rebuilt and expanded under the leadership of the party and Chairman Mao after liberation, and its area was increased from more than 2 million mu before liberation to 700 The mu area has been expanded from 12 counties (cities) at the beginning of liberation to 27 counties (cities). With the rapid development of socialist industry and agriculture, it is urgent to further expand the area of irrigation, provide more water for industry and agriculture, and drifts more wood. According to the instruction of the superior, the new reconstruction plan needs to pass the scientific experiment of river hydraulic model,