水土保持样方调查主要是确定土壤侵蚀强度，预测水土流失。
Simple investigation of soil and water conservation calculates intensity of soil erosion and forecast soil and water losses.
本文以调查材料与科研成果为依据，阐述了对黄土高原地区开展水土保持综合治理与经济开发的意见。
On the basis of the investigation and experimental researches, the authors made their Suggestions on the comprehensive management of the loess plateau and development of agricultural economy there.
河流泥沙调查，对于水土保持工作有很重要的现实意义。
The sediment investigation is of great importance for soil and water conservation.
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