“permafrost degradation”的概念、定义、翻译、参考文献-科学参考

单词	permafrost degradation
释义	permafrost degradation Encyclopedia 工学冰冻圈变化释 permafrost degradation冻土变化冻土指温度低于0℃并含有冰的土或岩层。全球不同地区冻土在面积、温度、活动层厚度等方面均有一定差异。
随便看	self-published Self-Publishing self-publishing self pulsing laser self-pulsing laser self-pumping self purification of water body self-purification of water body selfquenching self-quenching counter self-quenching streamer counting tube self-quenching streamer tube self-radiant excitance self radiolysis self-radiolysis self-rated health self-rating anxiety scale，SAS self-rating depression scale，SDS self-reaction force self-reactive B cell self-reactive substances self-reactive T cell self-reciprocal function self-reciprocating property self-recording micrometer

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