alluvial deposit
英 [əˈluːviəl dɪˈpɒzɪt]
美 [əˈluːviəl dɪˈpɑːzɪt]
冲积矿床
英英释义
noun
- clay or silt or gravel carried by rushing streams and deposited where the stream slows down
双语例句
- The results show that soil development in the Yellow River delta region is in the initial stage and the soil maintains the peculiarities of alluvial deposit in some aspects, including mineral composition, organic substance and pedological features.
研究结果表明该区土壤发育处于初始阶段，土壤在矿物成分、有机物质、土壤形成物等方面仍然在很大程度上保留着冲积物的特征。 - By the study of the feature of alluvial gold conjuncture, its haul distance was determined, the types of its Primary deposits assessed and the target area for ProsPecting Primary deposit defined.
介绍了研究砂金连生体特性，借以确定砂金的搬运距离、判断原生金矿床类型并进行预测，以及确定原生金矿靶区的应用范例。 - The result of analysing 67 samples of alluvial deposit Soil from Yangtze river showed: 1.Available sulfur content of soil was getting lower and lower from Wuwei county to Susong county.
对长江冲积土壤硫进行了分析，结果表明：1.从无为县开始沿江而上至宿松县，长江冲积土壤有效S有减少的趋势。 - Yueliangba gold deposit is a small scale alluvial gold deposit.
月亮坝砂金矿属小型冲积砂金矿床。 - Seismic response of alluvial soil deposit on a semi& elliptical canyon
半椭圆形河谷上沉积层地震响应研究 - During the initial stage of coal measures deposition, was mainly alluvial fan deposit, middle stage lake delta deposit and later stage lacustrine deposit. Most coal seams in Yanan Formation were formed in peaty moors on lake delta plain.
煤系沉积初期，以河流及冲积扇沉积为主，沉积中期则以湖泊三角洲沉积为主，晚期以湖泊环境为主，延安组各煤层大多是在湖泊三角洲平原上泥沼化形成的。 - Gravel cemented geological body, called solid formation, has been found in the fluvial sediment of Quaternary system in the exploration and mining of alluvial gold deposit in recent years.
近年来在砂金矿床的勘探和开采中，发现在第四系河流冲积物中存在砂砾石胶结地质体，被称为胶结层。 - Results show that response at surface points of the alluvial soil deposit are amplified significantly for given conditions of shape, dimension and material properties of the soil and the canyon.
计算结果表明：在给定河谷形态、尺寸和材料性质条件下，沉积层表面各点的响应显著放大。 - Soft soil layers are developed in the 60% area of the Yellow River Delta, belonging to alluvial deposit and shore-shallow sea deposit, which are made up of clayed soil, muck and mucky silt in a state of near-saturation or saturation.
黄河三角洲60%的面积范围内发育软土层，软土层由近饱和或饱和的粘性土、淤泥及淤泥质粉土组成，属冲积与滨海～浅海沉积。 - The alluvial deposit and coastal deposit follow normal distribution, they are straight lines in normal cumulative diagram.
而冲积和海岸沉积服从正态概率分布，其累积图表现为直线形；