“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	variable camber variable capacitance amplifier variable-capacitance diode variable capacitance transducer variable capital variable carrier variable cluster analysis variable coefficient variable coefficient model variable coil variable collision variable color polarizing variable compensation variable component variable compression ratio variable condenser variable control chart variable coordinate variable cross-section charge Variable Crystal Filter variable cycle engine variable cycle engine turbine variable DB white dwarfs variable density liquid method variable-density sound track

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。