地下渗漏 underground percolation 地下渗滤系统 subsurface infiltration system ..
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Study on the basic seepage laws under different working heads, with zippered plastic pipes as percolation irrigation pipe embedded at different depths underground in the shelf.
采用拉链式塑料管作为渗灌管,在大棚中埋于地下不同深度,在不同工作水头下进行了基本渗流规律的试验研究。
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