Everything is product of the environment. The prerequisite and key of species forming is the ecological environments, such as geography, climate, water, soil, biological chain and so on.
万物都是环境的产物，地理、气候、水质、土壤、生物链等构成的生态环境是物种成型的前提和关键。
This paper analysed the forming environment and the forming condition and the cause type of the shallow layer soft soil for Kunming basin.
对昆明盆地浅层软土的形成环境条件、成因类型及分布规律进行了分析。
This paper analysed the forming environment and the forming condition and the cause type of the shallow layer soft soil for Kunming basin.
对昆明盆地浅层软土的形成环境条件、成因类型及分布规律进行了分析。
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