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- Andropogon Grass used for erosion control. 用于控制水土流失的一种草。
- People plant trees on barren hill sides for soil erosion control. 人们在荒丘上种植了树木,以减少水土流失。
- Material: made from PVC, oil and erosion control, heat resisting up to85℃. 材质:采用优质pvc制成,能防止油性及其他物质侵蚀.
- Vetiver Type of fodder grass, common in Africa. Also used for erosion control. 一种饲料草,在非洲很普遍,也用于控制水土流失。
- And the major contributor of erosion control is the CO2 pressure diversion. 其中,CO2分压是控制腐蚀危害的主要因素。
- Eurasian grass grown in United States great plains area for forage and erosion control. 生长于美国大平原地区的欧亚草种,用作饲料或控制水土流失。
- Asian shrub having conspicuous racemose rose-purple flowers widely used as an ornamental and in erosion control and as a source of wild-bird feed. 亚洲的一种灌木,花紫色,呈显著总状花序,广泛用作观赏植物,是野鸟的食源,并可控制水蚀作用。
- The unpredictability of gas behavior makes it very difficult to control wall thickness, while water makes wall thickness uniform and repeatable. 气体的这种不确定性使控制壁厚非常困难。而水使壁厚均匀并且可重复性强。
- Geotextiles include textiles for ground stabilization, erosion control, drainage, asphalt and moisture proofing. 土工织物包括稳定地层用织物,防水土流失织物,道路用织物以及防潮织物。
- Abstract: The effect of erosion control by agroforestry is an essential factor of little catchment planning. 摘要:农林复合系统的侵蚀控制效益是在小流域整治规划中必须考虑的重要因素。
- Sun Hui, Tang Ya, Chen Keming, et al. Effect of contour hedgerow system on slope lands erosion control[J]. 孙辉;唐亚;陈克明;等.;固氮植物篱防治坡耕地土壤侵蚀效果研究[J]
- A fine-leaved, branched, drought-enduring shrub that is used in erosion control. 被在腐蚀过程中使用的一叶细,分枝,忍受干旱的灌木控制。
- Based on the settlement measurement of flood control wall along the bund in Shanghai,the structural settlement of the flood control wall was predicted with viscoelstic FEM back analysis. 以上海市外滩防汛墙改建工程为背景,依据外滩防汛墙多年的沉降观察资料,使用黏弹性有限元反分析,对未来防汛墙结构沉降进行预测。
- The research progress of plant roots on soil erosion control in recent years is reviewed. 摘要介绍了近年来植物根系对土壤侵蚀控制机理的研究进展。
- Perennial South African grass having densely clumped flimsy stems,introduced into United States especially for erosion control. 南非多年生草,有密集簇生的茎,引入美国主要用于防腐。
- Our current programme targets the enrichment of biodiversity and the promotion of sustainable use of the forests - rather than erosion control alone. 我们现时的工作方案,目标已非仅在于控制水土流失,而是加强生物多样性和推动持续善用树林。
- Soil and Substrate Management: Soil and substrate fumigation has to be justified and recorded. Erosion control techniques have to be in place. 土壤和培养基管理:用烟熏土壤和培养基的管理方式被认为是合理的而且应该记录下来。
- Erosion control of soil is particularly uneconomical in the United States because of the untrammeled pursuit of profits. 在美国,由于无休止地追求利润,所以控制土壤侵蚀特别不合算。
- Healthy soil-building practices, such as the use of compost, beneficial soil microorganisms, erosion control, and minimal use of mineral fertilizers. 健康土壤培肥实践,例如使用堆肥、充分利用有益的土壤微生物、土壤风化侵蚀控制和最小限度地使用无机肥料。
- 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。