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
- Except hydropower wash, another important cause of the difference is that shallow stratum soil mass bulk movement make local shallow surface sediment fill deep water bottomland, so slow up the deep rate of deep water bottomland.
这种差异除水动力冲蚀外，另一个重要的原因是浅地层土体块体运动使局部浅水区表层沉积物向深水洼地填充，减缓了深水洼地加深速率。 - Influences of bridge building on bottomland evolution in rivers
建桥对河流洲边滩的影响 - The standard of defining the grassland type and area, and their distribution are similar to those adopted in the first survey of China's grassland resources, conducted in 1980s. ( d) bottomland meadow; attribute set;
调查采用与20世纪80年代全国首次草地资源调查相同的草地属性界定标准和草地分类系统； - Reservoirs can be divided into several zones vertically in this region. The grain bottomland of upper T_1j~ 1 to T_1j~ 2_1 has better remaining intergranular hole and enlarged solution hole in contrast of the grain dolomite, and could be favorable reservoir.
纵向上区内储层具有明显的分带性，T1j~1～T1j~21的上部颗粒滩相对较发育的颗粒白云岩具有较好的残余粒间孔及扩溶孔，是良好的储层； - 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。 - It can be inferred that mountain landsliding should be produced because one side of the collapse is palaeokarst bottomland which provides the geologic condition.
其滑坡可能原因是塌体位于古岩溶洼地的一端，这为滑坡提供了地质条件； - 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。 - The numerical simulation research and application of fluid influence in the development program on the left bank bottomland of Xiaoqing River in Shou Guang city Yang Kou Town
寿光市羊口镇小清河左岸滩地开发方案中水流影响之数值模拟研究与应用 - 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。 - The results show that wooded and pastures land was the predominant land-use change; ( d) bottomland meadow;
结果表明，林地和草地变幅较大；