This means that the airtight of the raw concrete material is poor.
这说明单用混凝土材料建池密封效果差。
The nature is composed of concrete material and abstract material.
自然界是由实物质与虚物质两种物质组成。
Our concrete material is mixed in a rotating-drum batch mixer at the job site.
我们用的混凝土是在现场的间歇式专用搅拌机中搅拌的。
And even in condition of tiny deformation, the concrete material is not perfect elastic but nonlinear.
即使在微小变形条件下，砼材料也具有非线性性质，不是理想的弹性材料。
Greater attention has been paid to the complexity and nonlinear mechanical behavior of concrete material.
混凝土材料的复杂性及其非线性力学行为越来越受到重视。
Steel bar element, nodal element and the non-linearity of concrete material are considered in extended models.
相应的模型中增加了钢筋单元、节点单元以及考虑了混凝土的非线性。
The catastrophe point of the AE rate of concrete material given in this paper is importal for the fracture study.
文中给出的混凝土材料声发射率这一参数的突变点，对混凝土材料的断裂力学研究有重要意义。
Concrete cracks accompany the reinforced concrete structures when the concrete material comes into use in engineering.
从混凝土材料诞生以来，结构开裂就一直伴随着混凝土结构。
Based on the fractal characteristic of concrete material, the relation between fracture toughness and height of crack zone is analyzed.
根据混凝土材料裂纹的分形特性，分析了混凝土的断裂韧度与裂纹带高度之间的变化关系。
The damage of the cement concrete pavement are caused by many reasons, one of the main causes is the brittleness of the concrete material.
造成水泥混凝土路面损坏的原因是多方面的，其中最主要的原因之一是与水泥混凝土材料的脆性有关。
The flexural fatigue property of steel fiber reinforced concrete material for the pavement surface stratum is investigated experimentally.
对路面用钢纤维混凝土材料的弯曲疲劳进行了试验研究。
The raw-material silo and clinker silo of the Dayu Cement Mill have been currently the largest plain concrete material silos in our country.
大宇水泥厂一期工程中的生料仓和熟料仓是目前国内最大的清水混凝土圆筒料仓。
Dynamic constitutive properties of concrete material play important roles in the analysis of concrete structures subjected to impact loading.
混凝土材料的动态本构关系对冲击载荷作用下的混凝土结构分析很重要。
In cold areas, researching frost resistance of concrete material is an important aspect which solves the problem of the durability of concrete.
在寒冷地区，研究混凝土材料的抗冻性问题是解决混凝土耐久性问题的一个重要方面。
Crack, the common problem existing in concrete material, is one of the main reasons which influence the long-term durability of concrete structure.
裂缝是混凝土材料普遍存在的问题，也是影响混凝土结构长期耐久性的主要原因之一。
Most concrete dynamic models in the literature are macroscopic and empirical, which cannot describe the micro-mechanism of concrete material precisely.
因此混凝土动力本构模型的研究是一个十分有意义的课题。
For concrete material, a normal expansion theory was proposed by which some deceleration about time history of the projectile can be analytically given.
通过分析，针对混凝土材料，提出了可给出弹体减速度时间历程解析解的法向膨胀理论。
Most concrete dynamic models in the literatures are macroscopic and empirical, which cannot describe the micro-mechanism of concrete material precisely.
因此混凝土动力本构模型的研究是一个十分有意义的课题。
In FEM software ABAQUS, there is no concrete material model that can be well applied to the dynamic elastoplastic analysis of three-dimensional beam element.
ABAQUS软件缺少能良好应用于三维梁单元动力弹塑性分析的混凝土材料模型。
This paper is based on the understand of the concrete material. The mathematic model to study the process of concretes damage and fracture is being put forward.
本论文立足于对混凝土材料特性的认识，提出一个进行混凝土损伤与断裂过程模拟的细观数值模型。
The mechanism of crack is that internal stress in concrete material caused by its restricted deformation is greater than tensile strength of material generally.
就混凝土自身而言，产生裂缝的机理一般认为是因为混凝土材料变形受约束所引起的内应力大于材料抗拉强度的缘故。
The failure criterion, formula and determination of analytical parameters such as spring modulus of the discrete element model for concrete material were presented.
介绍了适于混凝土材料的离散单元模型的破坏准则、计算方程以及弹簧系数等计算参数的确定方法。
At present, comparing with the research on the concrete material and the plain concrete member, the research on the size effect of the concrete member is still limited.
与对混凝土材料及素混凝土构件的研究相比，目前对钢筋混凝土构件的尺寸效应现象研究还较少。
Studies for the mechanical properties of concrete are very important to increase the strength of concrete material, improve design level and reduce the construction cost.
其力学特性的研究对充分发挥材料的强度，提高设计水平和降低工程造价具有十分重要的意义。
The paper investigates the disease of the cement concrete road of Jilin firstly, confirming the direction of pavement cement concrete material modification in this region.
论文首先对吉林地区水泥混凝土路面病害进行了调查，分析确定该地区路面水泥混凝土材料的改性方向。
The structure as a whole is "wrapped into" a huge wire mesh that is made of a new type concrete material, while featuring the plant walls, and water pools internal and external.
整个结构被“罩入”一个由新型混凝土材料制成的巨型网格中，同时也体现了内外植物墙和水池特色。
When TCM theory lived in the early and middle period of its formation, the abstract philosophical system was more elastic and advantageous than the concrete material system.
中医学在其体系形成的初、中期，其抽象的哲学化的体系比具体的物质基础构成的体系更具有弹性和优越性。
When TCM theory lived in the early and middle period of its formation, the abstract philosophical system was more elastic and advantageous than the concrete material system.
中医学在其体系形成的初、中期，其抽象的哲学化的体系比具体的物质基础构成的体系更具有弹性和优越性。
应用推荐