sand bar
英 [sænd bɑː(r)]
美 [sænd bɑːr]
n. (尤指)河口沙坝，港口沙洲;拦门沙
双语例句
- The types of sand bodies are mainly sand sheet and sand bar of delta front. The lithology of sandstone is mainly siltstone, and argillaceous siltstone, with high shale content.
砂体类型以三角洲前缘席状砂体和远砂坝砂体为主，砂岩以粉砂岩、泥质粉砂岩为主，泥质含量较高。 - The outer coast of the tidal inlet is shell sand bar created in higher sea level period and is reformed by current hydrodynamical processes.
它的外侧海岸是在高海面时形成并被现代动力过程所切割的贝壳砂堤或砂堤。 - Hainan Island coast has many tidal branch estuaries, mainly grouped under 3 types, namely sand bar lagoon type, estuarine type and drowned valley type. The first type is mostly distributed in the southeastern coast, and Sanya Port is its representative.
海南岛沿岸多港湾，主要有3种类型的潮汐汊道型港湾：1沙坝&泻湖型潮汐汊道港湾主要分布在东南部海岸，以三亚港最为典型。 - Sand bar sub-facies of lagoon, front delta, sheet sandstone of offshore sea are the best sedimentary facies belts for the oil& gas accumulation.
泻湖相堡坝亚相、三角洲相前缘亚相以及滨海相席状砂亚相是砂岩储层分布和发育的最有利相带。 - Before the regulation test of water and sediment, the action of flow from the Yellow River is very weak and the sand bar in the river mouth is eroded mainly by the tide for a long time and gradually turns to a new balance.
调水调沙试验前河口径流作用微弱，河口沙嘴长时间主要受潮流侵蚀作用逐渐向临界平衡状态调整。 - It develops long-zonary shore-shallow lacustrine sand bar with abundant shore-shallow lacustrine mixing beach sediment in most other area where it distributes sporadically shore-shallow lacustrine sand bar and muddy beach.
西北部边界地区发育了长带状滨浅湖砂坝，其他地区发育大量的滨浅湖混合滩和零星点缀其中的滨浅湖砂坝及泥滩。 - This paper analyzes various kinds of logging-sedimentary facies marks of different types of sand body in delta deposit, filled channel deposit, shoreline deposit and delta sand bar, also gives actual examples and research methods for these types of sand bodies using logging data.
本文分析了充填河道砂体、滨岸水下沙坝和三角洲砂体的主要测井相标志，并列举了这三种砂体的分析实例和研究方法。 - The paper reviews the progress in the researches on beach states, beach groundwater dynamics, sand bar dynamics, coastal dunes and nearshore processes in the sandy coast.
本文着重论述了在砂质海岸演变研究中，海滩状态，海滩地下水动力，砂坝动力学，海岸沙丘，近岸带过程等方面研究进展。 - Es 4 in this area belongs to shallow lake deltaic deposit, with sandstone mainly of channel sand, interbasin sand, frontal sand and far bar.
该区Es4段属于浅水湖泊三角洲沉积，骨架砂体为河道砂、河道间砂、前缘砂（席状砂）、远砂坝。 - Sedimentary transport trends of within a sand bar/ lagoon system in the Bohai Sea
渤海湾曹妃甸沙坝-泻湖海岸沉积物搬运趋势 - On such a basis, simulations of back silting after the excavation of the sand bar waterway under complicated boundary conditions in the navigation channel induced by suspended load, bed load and mud by waves and tidal currents are discussed.
在此基础上，探讨了多连通域复杂边界条件下瓯江口拦门沙航槽开挖后潮流与风浪作用下悬沙、底沙与浮泥引起航槽回淤的模拟问题。 - Finally, the experiments of several regulation schemes using physical models have been compared and an optimum one of the measures to regulate the sand bar outside of Shantou Harbour has been recommended.
最后，用物理模型对各类整治方案进行了比较试验，推荐了汕头港外拦门沙整治措施的最佳方案。 - Studies of the regulation measured to the sand bar outside Shantou harbour
汕头港外栏门沙整治措施研究 - Proximal sand bar consists of pebbly sandstone and sandstone, combined with distal sand bar, forming up coarse sequence;
近端砂坝以含砾砂岩、砂岩为主，与远端砂坝一起构成反粒序。远端砂坝为砂岩、泥岩互层，整体向上变粗。 - This paper, based on observed field data of hydrology and sediment, anlyses the reason of the formation of sand bar and, presents the process of sedimentation near the stagnation point.
本文根据黄河口实测水文泥沙资料，分析拦门沙形成的原因，阐明了泥沙在滞流点附近的淤积过程。 - Characteristics of Port Construction on Radial Sand Bar
辐射状沙洲港口建设特点 - Based on the two set of measured terrain of sand bar of June 2001 and July 2002 and related data, authors calculated the amount and distribution of sediment entering the sea and analyzed the variation of the Yellow River Estuary after the regulation test.
本文通过2001年6月与2002年7月两次拦门沙测验地形与相关水文资料，计算输海泥沙的数量及其分布，分析了该次调水调沙试验后河口形态特征变化。 - The sediment concentrations of turbidity maximum zone tends to be higher, but the sediment concentration at sand bar tends to be lower.
最大浑浊带中心处泥沙浓度趋于增大，但口门拦门沙处泥沙浓度趋于减小。 - Based on the studies of hydraulic processes and sediment transport at the mouth of the Yellow River, the mechanism of formation and evolution of the sand bar at the mouth are probed.
本文在研究黄河口动力过程和泥沙运动特征的基础上，探讨了黄河口拦门沙形成的机制和演变规律。认为黄河口拦门沙主要形成于汛期河口区动力辐散引起的泥沙沉积。 - The sedimentary age of the sand bar in the Minjiang Estuary and its evolution
闽江口拦门沙砂体的演变及其沉积年代 - The research result shows that the basic conditions for tidal bore formation are the funnel-shaped Hangzhou Bay and sand bar rising.
研究结果表明，形成涌潮的基本条件是杭州湾平面喇叭口形态使潮差增大和沿程沙坎的抬升。 - The water depth reduced due to deposition, the water flow velocity upon the alluvial sector increased obviously and at the front of the delta exists currents around the sand bar.
由于泥沙的沉积，河床抬升，水深变小，水流速度场在整个堆积扇上明显增大，并在三角洲前缘出现明显的绕岛环流和河流分叉现象。 - Study on the Silt after Excavation of West-Channel Sand Bar of Qinzhou Harbor
钦州港西航道拦门沙开挖回淤研究 - Back silting and regulation of waterway with sand bar in strong tidal estuary
强潮河口拦门沙航道回淤及治理措施 - The corresponding relation between sedimentary facies and logging response is built up, the characters of sedimentary microfacies such as underwater distributary channel, river mouth bar, distant sand bar and sheet sand on natural potential logging and resistivity logging are given separately;
建立了沉积相与测井响应之间的对应关系，分别给出了水下分流河道、河口坝、远砂坝及席状砂等沉积微相在自然电位及电阻率测井曲线上的特征； - In the bedload movement process, coarse sand tended to stay on the sand bar, find sand was brought away.
底沙运动过程中粗粒沙滞留在沙洲，细粒沙被搬走。 - The frontal sheet sand and far bar sand are relatively poor.
远砂坝及前缘席状砂则相对较差。 - The suspended sediment concentration at the center of the turbidity maximum zone and near the sand bar tends to increase because of the sediment addition from upstream.
因上游来沙量增加，在最大浑浊带中心和河口拦门沙处悬浮泥沙浓度趋于增加。 - The transformation of sand transport by waves and then deposited in the estuary sand bar formed in front of approximately parallel with the coast shoreline outside the sand bar sand.
砂体受波浪的改造搬运再沉积，在河口沙坝前方形成与岸线近似平行的滨外沙坝砂体。 - Frequency distribution curves of sediments from fluvial channel, tidal flat, and estuarine sand bar are all asymmetric bimodal distribution; whereas, unimodal distribution in floodplain and shallow marine facies.
河床相、潮坪相和河口湾砂坝相沉积物的频率分布曲线为不对称的双峰式，河漫滩和近岸浅海相的频率分布曲线则呈单峰式。