Concrete is a composite material with a three-phase of heterogeneity in mesoscopic level.
在细观层次上,混凝土被认为是一种由粗骨料、水泥砂浆及二者间的粘结带所组成三相非均质复合材料。
Main progresses on the study of the fracture and fracture process of concrete are reviewed, a few numerical methods and models used to simulate the fracture process of concrete at macroscopic or mesoscopic level are discussed.
评述了混凝土断裂以及断裂过程研究的进展状况,主要总结了一些研究混凝土断裂的宏观力学方法和模型,介绍了从混凝土的细观层次出发模拟其断裂过程的数值模型。
Concrete is a composite material with a three-phase of inhomogeneities in mesoscopic level.
在细观层次上，混凝土被视为由粗骨料、水泥砂浆基体及二者间的粘结带组成三相非均质复合材料。
To study the relation between the meso-level damage fracture and macro-level failure of concrete is an important subject for realizing the fracture mechanical properties and the failure mechanism of concrete.
笔者利用蒙特卡罗方法随机生成混凝土的骨料分布,以模拟混凝土的细观结构;利用非线性有限元方法从细观层次上对混凝土试件的断裂过程进行数值分析,采用3种不同骨料分布的混凝土试件分别研究了混凝土试件在单轴受拉和单轴受压时的破坏机理。
Corresponding measures should be taken in response to macro-targets, intermediate-targets and micro-targets.
在具体保护措施中,应针对宏观层次、中观层次、微观层次中的不同层次中的不同对象,采取相应的保护措施。
The Study of Forest Management Simulating and Evaluation Based on Landscape for Xiaoxinganling Natural Second Forest;
基于景观层次的小兴安岭天然次生林经营模拟与评价的研究
Will swimming pool and build on stilts the layer and the exterior view conjunctions to do the sense of vision also up the ducting, lead abundant view layer to go into indoor.
将会所泳池及架空层与外部景观连接并做视觉上导入，将丰富的景观层次引入室内。
The Study on Various Forest Plant Community Landscape in Huangsang Nature Reserve;
黄桑自然保护区多层次森林植物群落景观研究
Application of Analytical Hierarchy Process in Urban Green Space Evaluation
层次分析法在城市绿地景观评价中的应用
The Plants Landscape Design Based on Maslow’s Hierarchy of Needs
植物景观设计中的马斯洛需求层次理论辨析
Research of Various Levels Space s Landscape Constructingin Urban Residential District s Exterior Space;
城市居住区外部空间中各层次景观空间构建的研究
Study on the Cold Highway Landscape Ecological Evaluation by Using the Combination of GIS-level Analysis
基于GIS和层次分析法的寒区高等级公路景观评价
Of all, the Zhongshan Scenic Area is the most appealing, with hills, waters, towns towers, and woods integrated into a unique multi-level scenery.
所有这些去处，以中山风景区最为典型，具有上水城楼林浑然一体的多层次独特景观。
With the feature of muti-gradation of karst tourist resources and a verity kind of landscape, it is well worth academic study and travelling.
挂多地区喀斯特旅游资源具有多层次特征，景观类型多样，有很高的学术研究和旅游价值。
Finally, Planning of different levels has different effects on the development and conservation of the cultural landscape in the Elbtal Dresden.
最后论述了不同层次的规划对德累斯顿易北河段人文景观的发展和保护的作用。
On the level and classification of higher educational institutions under the background of enrollment expansion in China;
论扩招背景下的高等学校分层次办学
The Level Structure of Financial Function: A Panorama Analysis;
金融功能的层次结构:一个全景分析
Identification of High Prospective Terrains by Comprehensive Evaluation Based on Multilevel Fuzzy Synthesis Judgment
基于多层次模糊综合优选找矿远景区
We saw a glorious sunset.
我们看到一次壮观的落日景色。
is on the 86th floor, 320 meters up in the air.
观景台位86层，距地面320米高。
Soil-landscape Modeling for Basic Unit Classification on Small Scale;
小尺度土壤基层分类—景观模型研究
Construction of Landscaping Sight of Residential District Floor Built on Stilts
居住小区架空层园林绿化景观的营造
First Regional Observing Study of the Troposphere
首次对流层区域观测研究