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根治海河
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根治海河
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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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geochemical anomaly
geochemical background
geochemical barrier
geochemical baselines
geochemical block
geochemical classification of elements
geochemical closed system
geochemical comprehensive grade of land quality
geochemical comprehensive grade of soil quality
geochemical correlations
geochemical cycle
geochemical data processing
geochemical data quality monitoring system
geochemical diagram
geochemical disease
geochemical dispersion patterns
geochemical distribution patterns
geochemical dynamics
geochemical equilibrium
geochemical evaluation of land quality
geochemical evolution
Geochemical Exploration
geochemical exploration
geochemical exploration for geothermal fields
geochemical exploration for metal deposits
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