查询词典 alluvium

The indices comprise the greatest rock's volume in alluvial cone, the greatest cognizable single alluvium's thickness, the surface slope in alluvial cone, the vegetation and land use, the soil erosion, and the runoff.

在荒溪分类的基础上，提出了荒溪内危险区划分技术，给出了不同荒溪类型沟道危险区划分方法和冲积圆锥危险区划分的指标体系（冲出石块的最大体积、可辨认的单次淤积的最大厚度、冲积圆锥表面坡度、植被状况和土地利用情况、侵蚀状况、径流状况等）及数量化评分方法。

Firstly,based on the analysis of hydrogeological conditions,we built a conceptual model of this area,which divided the diluvium and alluvium vertically into three aquifers and defined their boundary conditions and parameters.

运用地下水模型软件GMS建模，将模拟区剖分为164行、148列4km×4km的规则网格。以2002年~2003年作为模拟期，通过深浅层地下水流场和65个典型观测孔的拟合对模型进行识别，并进行了模拟期的地下水均衡分析。

The physical geography environment, the forming and distributing of the water resource in Ali area of Tibet are analyzed, basing on the difference of the groundwater resource forming environment, the water circulation system can be divided into alluvium and diluvium groundwater of rivervale in south and flows-in lake basin groundwater in north.

成都理工大学环境与土木工程学院，成都610059中文摘要：分析了西藏阿里地区自然地理环境、水资源形成和分布及其利用状况，基于区内地下水资源形成环境条件的差异，本区地下水资源体系可分为南部河谷冲洪积层地下水系统和北部内流湖盆地下水系统。

Ingredient analysis, grain size analysis and scanning electron microscope observation show that the sands of Huangyangtan sandy land come from the diluvium on Huangyangtan platform and the alluvium of Yanghe river.

对黄羊滩沙地进行物质成分分析、粒度分析和扫描电镜观察，结果表明：黄羊滩沙地的物质具有二源性特征，分别来源于黄羊滩洪积台地洪积物和洋河冲积物。

The reserves of alluvium and diluvium groundwater has better deposited condition, and the supplement of water resource is abundant; but most of flows-in lake basin area is lacustrine facies sediment, and/or the weather, water resource exist mainly as solid form, and the groundwater resource is indigence.

南部河谷冲洪积层储水条件较为优越、且补给水源充分，其地下水和地表水构成了一个统一的水资源系统和完整的水生态体系；而北部内流湖盆地区多为湖相沉积、且受气象因素制约，水资源多以固体形式存在，因而地下水资源总体贫乏。

The characteristics of landslide body and bed are then summarized. Falling accumulation is primary and diluvium and alluvium are subordinate to the accumulative stratum landslides in horizontal stratum. The forming mode have six steps: a cliffy forming, b landslide bed forming, c bottom matter of landslide body forming, d soil and stone forming and, e the surface matter forming and disaggregating.

通过总结万州堆积层滑坡的滑体和滑床特征，得出了近水平地区堆积层滑坡的物质来源和结构成因为：崩塌堆积为主，冲、洪积为辅；形成模式为：后部陡壁形成，滑床形成，滑体底部物质形成，滑体土石混合体形成，滑体表层物质形成，滑动解体等6个阶段。

With the analysis of Quaternary geological environmental evolution, the riverbed overburden is classified as alluvium, river fluvial aggradation, glaciation aggradation, periglacial solifluctional aggradation, gravity aggradation, lacustrine aggradation and diluvium aggradation.

通过第四纪地质环境演化的分析，把覆盖层的成因类型划分为水成系列、冰川系列、冰缘系列、重力系列和共生系列五大类，其中又按搬运动力的不同特点分为冲积为主的类型、河流加积类型、冰川加积类型、冰缘冻融泥流加积类型、重力堆积加积类型、洪积加积类型、湖积加积类型等七种亚类。

But the strata with high ground water level are composed of alluvium clays、 silty clay、 gravels and crushed stone soils in Chengdu;And the shield will drive in the interzone with complicated geologic environment, especially in the strata contained more than 50 percent of grav

而成都地铁工程将主要穿越由冲积粘性土、粉土、砂砾和碎石类土组成的覆盖层，地下水位高，盾构将通过大量地质条件和环境条件均极为复杂的区间，特别是地层中还夹杂有大漂石、胶结砾石层、粉细砂透镜体，隧道围岩中直径大于5cm的砾石含量一般都在50%以上，最大的漂石直径达1m左右，且地面多为建筑物密集的繁华地区，施工难度大，国内尚无先例，在国外也无完全成熟的经验。

In order to accurately calculate the mining induced subsidence in thick alluvium areas so as to decrease the mining damage and environment disruption,the calculation of surface subsidence caused by water loss of clay was discussed based on probability integral method and used in a real case.

为了更加精确地计算厚冲积层矿区的煤矿开采沉陷问题，减小采动损害与环境破坏，基于煤矿开采沉陷计算的概率积分法，探讨了由于黏土体失水引起的地表沉陷计算问题，推导了黏土体失水引起的地表下沉计算公式，并应用于煤矿实际地表沉陷，加以分析论证。

In order to accurately calculate the mining induced subsidence in thick alluvium areas so as to decrease the mining damage and environment disruption, the calculation of surface subsidence caused by water loss of clay was discussed based on probability integral method and used in a real case.

摘要为了更加精确地计算厚冲积层矿区的煤矿开采沉陷问题，减小采动损害与环境破坏，基于煤矿开采沉陷计算的概率积分法，探讨了由于黏土体失水引起的地表沉陷计算问题，推导了黏土体失水引起的地表下沉计算公式，并应用于煤矿实际地表沉陷，加以分析论证。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失