堆石

The paper is emphasis on how to simulate the boundary condition of the enrockment near the high steep bank slope.

本文就如何模拟高陡岸坡附近堆石体的边界条件展开工作。

In this paper, a numerical procedure is developed to study the influence of the creep deformation on the separation between concrete slab and cushion layer in high CFRD.

采用基于直接约束算法的接触力学分析方法模拟了混凝土面板和堆石体之间的接触关系。

The permeability of ore mass has a great influence on the leaching period of heap leaching and the leaching efficiency,hence the uranium ore s with high content of clay is difficult to acidic heap leaching.

矿堆的低渗透性能是局限矿石浸出周期及金属浸出率的最主要因素之一，因此，长期以来，高含泥量的铀矿石一直是酸法堆浸提铀技术的应用禁区。

The breakage volumetric strain of rockfill is positive and increases with the increase of axial strain in a trend of hyperbolic curve.

堆石体的破碎体应变均为正值，且随轴向应变的增加而增大，两者近似呈双曲线关系。

Hole because of clouds which piled high and steep terrain, environmentalyou sui, beautiful scenery, the scenery Mu Qing Dynasty, heap praise Cloud Eight title as follows: Two-Stream confluence,shi xue hidden cloud layer disc Dengkou road, down Qiaolin Court, East North Korea rain, the West Hall of evening wind, T peak month stay, the high-profile alone Song.

由于堆云洞所处地势高峻，环境幽邃，景致秀丽，清人慕其景色，题赞堆云八景为：双涧合流、石穴隐云、路盘层磴、庭俯乔林、东楼朝雨、西殿晚风、笔峰留月、高台孤耸。

In the design of CFRD, the hot issue mainly focuses on the deformation control of rock-fill body, the design of construction procedure and the analysis of water action.

在面板堆石坝的设计中，堆石体的变形控制、面板堆石坝的施工工序设计和面板堆石坝的蓄水分析成为研究面板堆石坝的热点问题。

The parameters of Duncan Model in rock-fill material is of great influence on the calculation results of concrete faced rock-fill dam,so it is very significant to determine the parameters by a simple method.

堆石材料邓肯模型计算参数的选用对面板堆石坝的计算分析成果影响很大，在实际应用过程中，需要有简单易行的推求方法，以合理地用计算参数。

In concrete face rock-fill dam, especially when the dam is high, creeping of the dam body can be critical.

面板堆石坝尤其是高面板堆石坝的运行实践表明，堆石的流变现象比较显著。

Concrete Faced Rock-fill Dam is a special type of dam, the deformations of rockfill and concrete face influence the stability and safety of CFRD in large extent.

面板堆石坝是一种较特殊的坝型，其堆石体和面板的变形在很大程度上影响整个坝体的稳定性和安全性。

With the Concrete Faced Rock-fill dam about 200m in height appearing, the further development of CFRD faces many new challenges.

随着200m级混凝土面板堆石的出现，面板堆石坝的发展面临新的挑战。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。