discarded soil是什么意思

用法例句

Underground space exploitation on a large scale in city will bring a mass of discarded soil.

城市地下空间的大规模开发利用将产生大量弃土。

With large quantity of waste soil and residue piled up in the course of river and ditch way, water and soil loss both remarkably rose.

大量弃土弃渣堆积于河道与沟道 ,加剧了水土流失 ;大柳塔等矿发生 8hm2 的塌陷与地裂缝 ,引起地下水渗漏 ,水位下降 2～ 3m ,甚至断流 ;大量植物死亡 ,土地沙化日趋严重 ;人为滑坡、泥石流活动频繁 ;河道泥沙变粗近 5倍 ,粗沙比例增加 ,淤积使过水断面减少了 37。

<Abstrcat>The authors summarized the reason of waste caused by highway construction in Jiangxi Province and analyzed waste soil and residue prevention and control technologies which composed by field choice of waste soil and residue,drainage engineering, slope protection engineering and vegetation rehabilitation.

总结了江西省高速公路建设弃土弃渣产生的原因,分析探讨了由弃土弃渣场地的选择、排水工程、边坡防护工程和植被恢复工程为核心的弃土弃渣防治技术,并对高速公路弃土弃渣的预防监督工作提出了建议,以资同行商榷。

The results show that the steep slope formed by dumped soil from construction sites has been eroded seriously and gives more sediment than natural steep slope.

通过人工模拟降雨实验，研究分析了强降雨条件下人为弃土的侵蚀产沙量及侵蚀过程。

Use of building wastes in fired high-mixed fly ash brick in Ningbo city;

利用宁波建筑废弃土生产高掺量粉煤灰烧结砖的研究

Ecological protection of spoil ground accumulation slope in expressway construction;

高速公路弃土场堆积边坡的生态防护试验

Law of gully erosion of side slope of expressway spoil ground:A case study in constructing Hurongxi Expressway of Hubei Province;

高速公路弃土场边坡沟蚀规律研究——以湖北沪蓉西高速公路为例

An observation plots is allocated in the spoil ground in Hurong west expressway so as to study the characteristics and process of detritus erosion during the construction of expressway.

为探讨高速公路建设期间弃土场渣体侵蚀规律,在沪蓉西高速公路宜长段Ⅰ标区弃土场布设观测小区进行定位观测和分析研究。