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青藏高原多年冻土区
释义
青藏高原多年冻土区
Encyclopedia
理学
中国的冻土
释
permafrost region of Qingzang Gaoyuan
青藏高原多年冻土区
世界中、低纬度地带海拔最高(平均4000米以上)、面积最大(150万平方千米)的冻土区。年均温度最低-5~-4℃,冻土厚度达一二百米;地温年变化深度由6~17米;细颗粒冻土层温度比粗颗粒土低,在高原上要差1~3℃。
随便看
singular Hermitian metric
singular holomorphic foliation
singular homology
singular homology class
singular homology functor
singular homology group
singular homology sequence
singular homology theory
singular ideal
singular index
singular initial number
singular inner function
singular integral
singular integral curve
singular integral element
singular integral equation
singular integral manifold
singular integral operator
singular invariant
singular isothermal sphere
singularities in MMP
singularity
singularity of a differentiable mapping
singularity of a differential
singularity of a flow
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