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Spiral sunken green belt for efficient runoff pollutant reduction
Spiral sunken green belt for efficient runoff pollutant reduction
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机译:螺旋下沉式绿化带可有效减少径流污染物
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摘要
A spiral valley green space feature capable of reducing pollutants in runoff comprises a spiral valley green space feature (1) and a water retaining and filtering wall (2). The spiral valley green space feature (1) comprises a spiral plant zone (3) and a bottom plant zone (4). The water retaining and filtering wall (2) has a shape of an inverted truncated cone, and consists of 2-3 gravel layers comprising different materials from the inside to the outside.
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