The glacier influence of Quaternary Period affect soil development obviously;
土壤发育受第四纪冰川影响明显，成土年龄短；
Soil erosion is more and more serious in the development and construction processing.
开发建设过程中造成水土流失越来越严重。
This paper reports the development of a soil gas sampling device.
本文报道了研制的土壤气体采集装置。
This paper reports the development of a soil gas sampling device.
本文报道了研制的土壤气体采集装置。
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