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- Study on preparation of complex external-penetrating agent use for soil stabilization and dust control on surface of mining transporting soil road has been conducted. 用自行设计的试验方法,开展了矿山汽车运输土质路面就地固土抑尘复合外渗剂的研究。
- The surface soil and the unconsolidated mantle rock beneath it form only a thin venner. 地表土壤和它下面的未固结的风化层只是形成一个很薄的盖层。
- Probably the most common use of geotextiles is in the area of soil stabilization, erosion control, and drainage in ground installations. 土工织物使用最普遍的领域有;地层的稳定,水土流失的防止及土层的排水。
- W.Kjellman. Consolidation of clay by Means of Atmospheric Pressure.Proc. Conference on Soil Stabilization MIT,Boston,1952. 叶柏荣;陆舜英;唐羿生;高志文.;袋装砂井-真空预压加固软土地基
- The runoff sediment has higher clay content than the surface soil, andthe splash soil has higher fine sand content. 通过对侵蚀上壤的颗粒组成分析表明,侵蚀对土壤颗粒具有选择性,径流侵蚀泥沙中粘粒含量比侵蚀表土含量高,溅蚀泥沙中细沙粒含量变高。
- Bare soil is protected from the impact of rainfall which can cause surface soil crusting, compaction, and erosion. 塑料薄膜覆盖使裸土免受降雨引起的表土结壳、压实和侵蚀。
- In addition, surface soil in the front of anchorage uplifts and moves forward with an increase of additional stress. 锚碇前面表层土体出现隆起和向前水平位移,水平向附加应力增大;
- Soil mechanics and soil stabilization techniques have been used in the construction of footings for railroad lines as well as for other kinds of construction. 铁路建设和其他建设一样,在垫层建筑中,应用了土力学和土壤稳定技术。
- There is plenty of salt in surface soil of Yellow River delta, which makes soil hardened and salinized. 摘要黄河三角洲表层土壤中的大量盐类物质可以造成土壤的板结化、盐渍化、砂僵化。
- In loessal regions and alluvial valley fills of the western United States, both surface soil and subsoil are commonly friable. 在美国西部黄土区和冲积河谷里,表土和底土一般是容易破碎的。
- There are other reasons why the underground irrigation system is better for tomatoes. Underground system leaves the surface soil dry. 之所以地下灌溉系统更适合番茄栽培,还有几条理由。地下灌溉使土表保持干燥。
- Because it has increased the evaporation surface of the soil after surface soil collapsing, and reducing the soil content further. 这主要是因为塌陷后产生的裂缝增大了土壤蒸发面积,进一步降低了土壤水分。
- The nutrient of C, N, P, K in rice straw buried by rotocultivator in deep soil layer released at a high rate and less remain than on surface soil. 运用机械将稻秸秆深施于水田土层内,秸秆中的碳、氮、磷、钾养分释放比秸秆面施速率高,残留量少。
- Heathman G,Starks P,Ahuja L,et al.Assimilation of surface soil moisture to estimate profile soil water content[J].Journal of Hydrology,2003,279:1-17. 赵文智.;科尔沁沙地人工植被对土壤水分异质性的影响[J]
- Cuttings should be after regular watering, keep the soil moist seedbed to the surface soil seedbed no significant white suitable. 扦插后还应经常浇水,保持苗床土壤湿润,以苗床表面土壤不显白为宜。
- Based on detailed investigation and monitoring,the Hg-element content in the surface soil in Taiyuan,Shanxi Province is analyzed and assessed. 文中在调查监测的基础上,对太原市地表土中汞元素的含量进行了初步分析评价。
- Knoepp, J. D. and W. T. Swank (1997) Forest management effects on surface soil carbon and nitrogen. Soil Science Society of America Journal 61: 928-935. 颜江河(2005)森林土壤的碳吸存量。森林与环境变迁研讨会论文集。国立中兴大学森林学系主办。国立中兴大学农业暨自然资源学院十楼国际会议厅。226页。
- Soil stabilization and dust control 固尘剂
- Studies were carried out by using the water extract from Casuarina equisetifolia root, fresh branch, litter branch and surface soil to treat its seedlings. 采用木麻黄根、新鲜小枝、枯落枝和表层土壤的水浸液处理其幼苗,研究木麻黄他感作用。