bottomland
英
美
网络 洼地; 泛滥地
COCA.25497
英英释义
noun
- low-lying alluvial land near a river
双语例句
- The "dry drainage"& the method to discharge the surplus irrigation water and the groundwater with high salt content to the bottomland inside irrigation district, can decrease the discharged salt to the Tarim River and improve its water quality at the same time.
其中，“干排盐”&即将多余的灌溉水与高矿化度地下水排到灌区内部低洼地的自然排水积盐方式，是减少排入塔里木河盐量，提高塔河水体环境质量的有效途径之一。 - Soil moisture of sand grassland, semi-mobile sand and disturbed inter-dune bottomland, had distinctive variability and larger spatial change range of variability, after rainfall.
沙质草场、半流动沙地和受干扰的丘间洼地降雨后的土壤含水量异质化程度及其相关变化范围非常明显。 - All the eco-system area in seasonal inundation area decreases except the area of gravel bottomland, which is significantly influenced by the variation of water level.
季节性淹水区内各生态系统除砾石滩地面积略有增加外，其他类型的面积均有所减少，受水位变动的影响较大； - The ecological environment type can be classified into four types, hill grassland type, plain meadow type, seashore bottomland type and interstitial-meadow of farmland and woodland type.
生境类型可分为丘陵山地型、平原草甸型、滨海滩涂型和农林间隙地草地型四种类型； - Through experiments on water mining in big caliber and level radial wells at the bottomland of Yellow River, the key technique and method for reasonable groundwater mining in fine grain aquifer at the downstream of Yellow River are discussed.
通过在黄河滩地利用大口径水平辐射井取水试验，探讨了解决在黄河下游细颗粒含水层合理开发地下水难题的关键技术和方法。 - In bottomland, the erosion of stubble land of naked oats is 9.1% less than CK ( plough land), while the erosion of stubble land of corn and no-tillage of vegetable is 123.71% and 229.07% more than CK.
以耕翻地为对照，在滩地上莜麦留茬地的风蚀量减少了9.1%，而玉米留茬地、免耕菜地的风蚀量则比对照分别增加了123.71%和229.07%。 - Using a numerical method, the global stability and movement response of bottomland region subjected to fill loading is discussed, and the influence of fill on surroundings is evaluated.
本文通过数值分析的方法，对填方下滩涂区的整体稳定和位移场进行分析，评价填方对周边环境的影响。 - In a certain year, in the same planting condition, bottomland can save more water, and used up less, which is another reason for highest yield in bottomland.
在降水一定的年份，同样的栽培条件下，滩地的储水量大，耗水量小，玉米和莜麦在滩地的水分利用率均高于沙地，这也是两种作物滩地产量高于沙地产量的原因。 - Influences of bridge building on bottomland evolution in rivers
建桥对河流洲边滩的影响 - The research on the evaluation for bottomland sustainable use of the ancient channel of Yellow river as an example has been done by making use of the established evaluation index systems and multi-level gray relation analysis model.
以废黄河流域为例，利用本文所建立的滩地可持续利用评价指标体系和多级灰关联评价模型，对该流域滩地开发利用的现状进行评价，并对结果进行分析。