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
- 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。 - Higher water level leading to the lack of enough sunlight in spring is harmful for the germination of submerged macrophytes and the growth of spears. While, lower water levels could also cause the overgrowth or even the death of bottomland plants.
春季高水位导致水下光照不足，不利于沉水植物萌发和幼苗生长，夏季低水位导致水生植物露出水面，引起沉水植物的疯长或衰亡。 - Preliminary Study on Ability of Accumulation of Heavy Metal in Different Mollusca and Their Different Tissues and Organs from Yancheng Seashore Bottomland
盐城滩涂贝类及其不同组织器官对重金属富集能力的初步研究 - 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。 - 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； - Studying the evolving pattern of Dongting Lake and bottomland structure, dynamics and influence to Dongting Lake's function is very important to harness of Dongting Lake.
研究湖泊的演变规律、洲滩的结构、动态变化、以及洲滩对洞庭湖功能的影响，对洞庭湖的治理有着重要参考价值。 - 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%。 - 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； - On the base of the characteristics and the exploiting situation of coastal bottomland resource of Yueqing Bay, this article discusses the dynamic mechanism on the evolution of coastal bottomland from two aspects.
在阐述乐清湾地区海涂资源现状特征、开发状况的基础上，从自然和人文因素两方面探讨了研究区海涂演变的动力机制； - The landscape types within the research area included such seven categories as mangroves, Spartina grassland, bottomland, water, built-up and transportation land, other forest and farmland.
研究区域的景观类型划分为红树林、米草地、滩涂、水域、建设及交通用地、其他林地与农田7类。