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- The total soil erosion area in the whole country is 3.56 million km2,water erosion being 1.65 million km2 and wind erosion area 1.91 million km2. 全国水土流失总面积356万平方公里。其中水蚀165万平方公里,风蚀191万平方公里。
- The total soil erosion area in the whole country is 3.56 million km2, water erosion being 1.65 million km2 and wind erosion area 1.91 million km2. 全国水土流失总面积356万平方公里。其中水蚀165万平方公里,风蚀191万平方公里。
- Simulated Test on Accelerating Water Erosion Modulus of Building Expressway in Light Plain Erosion Area 平原轻蚀区高速公路建设加速水蚀模数模拟试验
- water erosion area 水蚀区
- These stones have obvious marks of water erosion. 这些石头有着明显的被水冲蚀的痕迹。
- Soil water erosion is a complex physicochemical process. 土壤水蚀是一个复杂的物理化学过程。
- Soil and Water Erosion (SWE) bulletin is an important part of SWEM. 水土流失公告是水土保持监测工作的一项重要工作内容。
- Water erosion on the tree also has a role in the erosion. 海水的侵蚀也对树具有一定的侵蚀作用。
- In the water and wind erosion areas,the overlapping area of the water and wind erosion is 260000 km2. 在水蚀和风蚀面积中,水蚀风蚀交错区土壤侵蚀面积为26万平方公里。
- In the water and wind erosion areas, the overlapping area of the water and wind erosion is 260000 km2. 在水蚀和风蚀面积中,水蚀风蚀交错区土壤侵蚀面积为26万平方公里。
- The total area of the soil erosion has reduced from 3.67 million km2 in late 1980s to 3.56 million km2 in late 1990s, with 110000 km2 reduced in ten years, among which, water erosion reduced by 140000 km2 and wind erosion increased by 30000 km2. 全国水土流失总面积由20世纪80年代末的367万平方公里减少到90年代末的356万平方公里,10年间减少了11万平方公里,其中水蚀减少了14万平方公里,风蚀增加了3万平方公里。
- By 2007,about 470,000 hectares'soil erosion land will be controlled,accounting for 70% of the total erosion area. 到2007年水土流失治理面积达到47万公顷,治理程度达到70%25以上。
- The total area of the soil erosion has reduced from 3.67 million km2 in late 1980s to 3.56 million km2 in late 1990s,with 110000 km2 reduced in ten years,among which,water erosion reduced by 140000 km2 and wind erosion increased by 30000 km2. 全国水土流失总面积由20世纪80年代末的367万平方公里减少到90年代末的356万平方公里,10年间减少了11万平方公里,其中水蚀减少了14万平方公里,风蚀增加了3万平方公里。
- By 2007, about 470,000 hectares' soil erosion land will be controlled, accounting for 70% of the total erosion area. 到2007年水土流失治理面积达到47万公顷,治理程度达到70%25以上。
- Based on the characters of water erosion and rock clasts, the Zhangxia Loess is possibly a product of aeolian-talus-pluvial process. 张夏黄土下部呈现明显的水流侵蚀痕迹,中间夹有围岩碎屑,应属于风成、坡积、洪积成因的黄土状土。
- The paper expounded the disadvantageous factors of planting in the wind erosion area of sandy coast in Chaoyang City of Shantou ,Guangdong Province. 论述了汕头潮阳市田心镇华林管理区沙质海岸风蚀地造林的不利因素。
- Because of long-time water erosion and weathering , the furface of the stone becomes uneven, looking like a rough sea. 由于长年被水流冲蚀溶蚀及风化作用,使岩石表面凸凹不平,如同风吹过水面,卷起千层浪。
- Gully region is the most severe place of soil and water erosion in the catchment scale of Loess Plateau. 在黄土丘陵沟壑区,沟坡是小流域尺度上水土流失最为活跃的部分,对其水热条件的了解是进行综合治理的基础。
- The water erosion is the most serious fact,which affects potentially the CFB boiler performance. 循环流化床锅炉水冷壁管的磨损是影响循环流化床锅炉运行的一个主要因素。
- As a result of continuous water erosion, in the course of time a huge cave was formed. 由于水的不断侵蚀,日久天长就形成了一个大溶洞。