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棕色针叶林土
释义
棕色针叶林土
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农学
棕色针叶林土
释
Brown coniferous forest soil
棕色针叶林土
寒温带针叶林下发育的冻融回流淋淀型的棕化土壤。曾称山地灰化土(1954)、棕色灰化土(1956)、棕色泰加林土(1958)、寒棕壤(1985)。在中国土壤分类(1978)中,列为淋溶土土纲漂灰土土类下的一个亚类;在中国第二次土壤普查分类(1988)中,列为淋溶土土纲中的一个土类;在中国土壤系统分类中,属冷冻湿润雏形土;在美国土壤系统分类中,相当于冷冻暗色始成土和冷冻淡色始成土;在联合国世界土壤图图例中,相当于永冻雏形土土壤单元。
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elliptic case
elliptic catenary
elliptic characteristic
elliptic cohomology
elliptic collineation
elliptic comet
elliptic compass
elliptic complex
elliptic conchoid
elliptic conductor potential
elliptic cone
elliptic cone point
elliptic coordinate
elliptic coordinate system
elliptic cosine
elliptic cotangent
elliptic curve
elliptic curve cipher
elliptic curve cryptanalysis
elliptic curve cryptographic algorithm
elliptic curve cryptography
elliptic curve cryptosystem
elliptic curve discrete logarithm
elliptic curve factorization method
elliptic curve in Weierstrass form
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