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中国的古冻土
释义
中国的古冻土
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理学
中国的古冻土
释
paleo-permafrost in China
中国的古冻土
中国有确切年代证据的古冻土遗迹的最早时期约为距1950年之前的15万年。绝大多数冻土遗迹是晚更新世寒冷期以来的,对恢复古冻土和古地理环境十分关键。
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nondegenerate state
nondegenerate system
nondegenerate type
non degradation substance
non-degradation substance
nondegradation substance
nondeliverable item
non-demolition filtering and observation
nondense
nondense set
nondense subset
non-denumerability
non-denumerable set
non-denumerably many elements
non-derogatory
non-derogatory linear transformation
non-derogatory matrix
non-Desargues affine plane
non-Desargues geometry
non Desarguesian geometry
non-Desarguesian geometry
non Desarguesian plane
non-Desarguesian plane
non-Desargues plane
non-Desargues projective plane
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