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Regional measurement method includes sediment measurement of rivers, geomorphologic analysis and pedological analysis.
而区域观测法又可分为河流泥沙观测法、地貌研究法和土壤学方法；
youdao
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Regional measurement method includes sediment measurement of rivers, geomorphologic analysis and pedological analysis.
而区域观测法又可分为河流泥沙观测法、地貌研究法和土壤学方法；
youdao