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history of earth evolution
释义
history of earth evolution
Encyclopedia
理学
〔地质总论〕
释
history of earth evolution
地球演化历史
地球形成于约45.6亿年前,历经冥古宙(约46亿~40亿年前)、太古宙(40亿~25亿年前)、元古宙(25亿~5.41亿年前)和显生宙(5.41亿年以来)等时期的无数变革,最终成为今天的面貌。
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symmetric manifold
symmetric mapping
symmetric Markov process
symmetric matrix
symmetric matrix geometry
symmetric metric
symmetric monoidal category
symmetric multilayer slab waveguide
symmetric multilinear mapping
symmetric multilinear operator
symmetric multiplication
symmetric multi-processor
symmetric multiprocessor
symmetric multiprocessor, SMP
symmetric neighborhood
symmetric operating system
symmetric operator
symmetric orthogonalization process
symmetric pair
symmetric part
symmetric points
symmetric polarity
symmetric polynomial
symmetric positive system
symmetric potential
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