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灰化作用
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灰化作用
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灰化作用
释
podzolization
灰化作用
土壤铁、铝、锰等金属离子与有机酸螯合淋溶淀积,在土体上部形成二氧化硅相对富集的灰白色淋溶层,而在土体下部形成三、二氧化物相对富集的淀积层的过程。
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Water Diversion Project at Upper Reaches of Huangpu River
water diversion project from the Yellow River to the canal in ancient China
Water Diversion Project from Yellow He to Shanxi Province
water diversion structure of hydropower station
water-diverting agent
waterdivide
water door
water drainage measures for mine
water drainage of concentrators
Water Drainage Standard for Mariculture
water draught gauge
water-drawing permit
water-drawing permit system
water-drawing right
water drive
Water-driven Astronomical Clock Tower
water-driven blower
water-dropper
water dropwort
water ecological civilized city
water ecological culture
water ecological footprints
water ecological risk assessment
water ecosystem succession
water-ecosystem zone definition
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