Reconstructing Quaternary Environment 第四纪环境演变
Quaternary Geology and Quaternary Environment 第四纪地质与第四纪环境
late quaternary environment 晚第四纪环境
Geomorphology and Quaternary Environment 地貌学与第四纪环境
Quaternary Environment and Global Change 第四纪环境与全球变化
quaternary paleo-environment 第四纪古环境
quaternary deposit environment 第四纪沉积环境
quaternary aeolian environment 第四纪风沙环境
Therefore, the deep study of quaternary environment of this area is of great importance in science and realism.
因此，对这一地区的第四纪环境进行深入的研究，不仅具有较高的科学价值，还具有深远的现实意义。
Phytolith analysis in the surface soils is not only an important approach of studying phytolith assemblages in the Quaternary sediments, but also a basis of Quaternary environment reconstruction.
表土沉积物中的植硅体分析是了解第四纪沉积物中植硅体组成的重要途径，也是重建第四纪古环境的基础。
The formation and evolution of Quaternary natural environment is the key link of Quaternary geological study.
第四纪自然环境的形成和演变是第四纪地质史研究的中心环节。
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