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根治海河
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根治海河
Encyclopedia
历史学
重要事件
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Bring the Haihe River Under Permanent Control
根治海河
从1963年到20世纪80年代初期,中国海河流域人民响应毛泽东主席“一定要根治海河”的号召,在国家统一规划下对海河水系的洪、涝、旱、碱等灾害进行全面治理的一场史无前例的群众性运动。是中国水利建设史上的重大事件。
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radiation analyzing assembly
radiation and nutrition
radiation angular distribution
radiation apparatus
radiation appliance
radiation attenuation
radiation background
radiation background processing
radiation balance
radiation balance meter
radiation band
radiation band; radiation belt
radiation belt
radiation belt of the Earth
radiation belts of the Earth
radiation biochemistry
radiation biological dose
radiation biological effect
radiation biological effectiveness
radiation biology
radiation breeding
radiation breeding in trees
radiation breeding of mulberry
radiation breeding of peanut
radiation breeding of silkworm
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