changing characteristics是什么意思 changing characteristics怎么读
changing characteristics的相关资料
changing characteristics的用法和样例
- Season Change Characteristics of Main Pollutants in Surface Water of Zhuozhang River Basin.
浊漳河流域地表水主要污染物季节变化特征。 - This paper described the characteristics of vegetation change in gaps of Larix gmelinii natural forest in Daxinganling.
摘要根据在大兴安岭调查兴安落叶松天然林林隙结构，阐述了林隙地被物变化特征。
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