This is a drainage area.

这里是排水区.

《简明英汉词典》

Mr Kwok Ka - slope , sand drainage area is also increasingly landslide.

郭家坡 、 沙渠一带滑坡也越演越烈.

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Buha river is one of the main water resource of lake, drainage area is 135.

布哈河是青海湖的主要的水源之一, 流域面积135.

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The rules of nitrate accumulation in Dian lake drainage area in intensive cultivation are studied.

研究了滇池流域集约化地区设施条件下氮磷化肥对土壤硝酸盐的累积规律.

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A granite based soil region is distributed widely in the drainage area of Dongting Lake.

花岗岩母质土壤区在洞庭湖流域广泛分布.

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This small drainage area will not be influenced by the Siberian cold current.

这小流域不会受到西伯利亚寒流的影响.

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Conditions that are correlated with accelerated deposition include drainage area, gully development, and texture source material.

与加速沉积有关的条件包括流域面积, 沟壑发育状况和土壤结构等.

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Should be the most acidic, humus - rich and good drainage area of growth, micro - alkali soil can be.

最宜在酸性 、 富含腐殖质而排水良好的地域生长, 微碱土也可.

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Taihu Lake drainage area is one of the four city agglomeration regions in our country.

太湖流域是我国四大城市高密集地区之一.

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