bottom sand
英 [ˈbɒtəm sænd]
美 [ˈbɑːtəm sænd]
网络 炉底砂
双语例句
- Problems of design and construction of hand-excavated pile expanding bottom in sand bed
人工挖孔桩在砂层上扩底时应注意的设计与施工问题 - The height, concentration and transport velocity of the high concentration layer near bottom are derived, so the sand transport rate in this layer can be calculated, and the formula is given.
本文研究给出了底部高浓度含沙水体层高度，含沙量和运移速度，以及其波流共同作用下的单宽输沙率的计算公式。 - This study has put emphasis on the key role of "three bottom interface" in improving seismic data quality of desert area, which are the wet sand bottom boundary layer, the sand bottom interface and the bottom of Quaternary interface.
首次提出并深化认识了三个面（潮湿层底界面、沙层底界面、第四系底界面）在风成沙漠区和戈壁砾石区地震勘探中的关键作用。 - Flood way bottom of Fenhe No. 2 reservoir dam sand of reservoir, and water flow at the bottom of flood way is high speed flow.
汾河二库大坝泄洪底孔担负着水库泄洪排沙任务，泄洪底孔水流属高速水流。 - Quantitative Analysis of Bottom Sand Flow Failed to Measure in the Test of Water and Sand at Headwork of Yellow River Diversion
引黄渠首工程水沙测验中漏测底沙的定量分析 - Quartz sand had a minor effect on rice straw fly ash; however, furnace bottom slags were strongly affected by quartz sand.
石英砂床料对稻秆飞灰的影响较小，对炉底渣的影响较大。 - According to the sedimentary textures of bottom sediments and hydrodynamic conditions, the following sub-environments can be identified in the Hangzhou Bay: east part of the bay bottom, west part of the bay bottom, Andong shoal, nearshore deep channel and tidal sand ridges.
根据沉积结构特征可将杭州湾划分为五种不同的沉积环境：东部湾底、西部湾底、庵东浅滩、近岸深槽和水下沙脊。 - Hydraulic gradient in sand increases constantly and the maximum is occurred when the bottom of bucket arrives to the sand surface.
砂中水力梯度一直增大，极大值产生在桶底接触砂面时。 - The development and evolution of sea bottom sand ridges and sand ripples are discussed.
讨论了海底沙脊和沙波发育演变问题。 - Therefore, the estimation method can be used to identify different bottom sediment types such as bedrock, gravel, sand and clay.
此方法可以用来识别基岩、砾石、沙和粘土等底质类型。