查询词典 sun crack

Scale, homogeneousness, direction of crack, length of a single crackand density of crack have influence on strength of specimens.

1试件尺度、均质度、裂纹方向、单一裂纹长度、裂纹密度对试件强度都有影响。

The order ofinfluence degree from bigness to smallness is homogeneousness, density ofcrack, direction of crack, length of a single crack and scale.

它们对强度的影响程度从大到小依次排列为：均质度，裂纹密度，裂纹方向，单一裂纹长度和试件尺度。

Finally three representative features are picked up, difference sum of the characteristic crack image projection in horizontal and vertical direction, as well as the pixel number of crack sub image.

基本思想是首先将二值化后的裂纹图像进行分块处理，得到一个特征裂纹图像，最后提取三个具有代表性的特征：特征图像在水平方向和垂直方向上的投影的差分累加和Ph，Pv以及裂纹子图像像素总数Num。

In conclusion, by consideration of viscosity effect of material at propagating crack-tip, it is established in the paper the unified continuous singular crack-tip field in linear-hardening material under the condition of incompressibility. The plastic shock is eliminated that exists in non-viscosity solutions. What's more, the dynamic and quasi-static solutions are united together when the Mach number approaches zero.

总之，通过考虑扩展裂纹尖端材料的粘性效应，本文建立了幂硬化材料在不可压缩条件下扩展裂纹尖端的统一的连续奇异性场，消除了无粘性解中存在的塑性激波，在马赫数趋于零时动态解和准静态解得到了统一。

The influence of indentor radius on the plastic deformation has been discussed and some important results are as follows:(1) The influence of the ratio of ceramic coating thickness to indentor radius on the failure of coating, plastic deformation of substrate and crack propagation are obvious.(2)The propagation of crack in ceramic coating is assumes to be of semi-elliptical shape under normal contact with a rigid sphere.(3)Fatigue life of ceramic coating is mainly decided by substrate and load, the lower substrate elastic moduli and load, the more cycles of fatigue.

分析了压头半径对塑性变形的影响，模拟结果表明；(1)陶瓷涂层厚度和压头半径之比对涂层失效、基体塑性变形及裂纹的形成有显著影响；(2)在刚性球压头静态挤压条件下，陶瓷涂层中的预制裂纹按照椭圆形裂纹规律扩展；(3)陶瓷涂层的疲劳寿命与基体和载荷有很大关系，基体弹性模量越小，疲劳寿命延长。

The crack can be diagnosed based on the characteristics of the input power flow of circular plate structures with the peripheral surface crack.

在高频情况下，研究了圆板在中心受集中载荷作用下的弯曲波运动以及输入的振动功率流，分析了振动功率流与破损位置及其特征尺寸的关系，从而可进行有效的破损诊断。

Fracture experiments under biaxial loading and theoretical analysis are used to study the fracture behaviour of cruciform specimen of 16 MnR with a central penetrated ⅠⅡ mixed mode crack. A ⅠⅡ mixed mode crack J integral criterion is explored.

通过理论分析和双轴向断裂试验，对我国压力容器常用钢16MnR所制成的含中心穿透Ⅰ－Ⅱ复合型裂纹十字形试样的断裂规律进行了试验研究，探讨了Ⅰ－Ⅱ复合型裂纹J积分断裂准则。

Based on the fracture mechanics approach, the finite element method analyzed a varity of the stress intensity factor at the pavement crack tip when setting fiberglass-polyester paving mat, and the effect of the stress intensity factor in symmetric load and asymmetric load was studied when the asphalt layer modulus, thickness of semi-rigid base, the the depth of the crack, touch condition, interlay modular, etc., changed.

基于断裂力学的方法，采用ANASYS软件模拟沥青路面典型结构，分析了设置聚酯玻纤布夹层后，在正载和偏载作用下，裂缝尖端应力强度因子的变化，研究了沥青层模量、基层厚度及裂缝扩展深度等结构参量及层间接触条件和夹层模量对应力强度因子的影响规律分析结果表明，设置聚酯玻纤布夹层，可以有效防治荷载型反射裂缝的扩展。

Comparative Analysis of the CCKZ63 spring joists and joist of the traditional production process, and in accordance with the casting hot crack formation mechanism, CCKZ63 spring joists crack defects were analyzed.

对比分析了CCKZ63弹簧托梁与传统托梁的生产工艺，并根据铸件热裂纹的产生机理，对CCKZ63弹簧托梁裂纹缺陷进行了分析。

The production reason and resistance method of the thermal crack of large volume concrete are summed up in this paper based ona large number of reference. And the resistance method was used in the foundation construction of two engineering buildings.The strict measurement to avoid the thermal crack was been adopted in the laches of material selection, construction method, concrete irrigating and conserving technics. The inside and outside temperatures of the concrete foundation were inspected.

本文查阅了大量参考文献，总结了大体积混凝土温度裂缝产生的原因以及控制方法，根据具体情况把这些方法灵活应用于两个实际大厦的基础工程施工，在施工中对材料选择、施工布置、浇筑工艺、养护等几个环节采取了严格的控制措施，并同时对基础典型位置的内外温度差进行了监测。

The small blue capacitor has very high chances to go fully shorted compare to electrolytic capacitor which is very rare.

小蓝电容器具有很高的机会去充分地缩短了比较电解电容器，这是非常罕见的。

In the Italian campaigns of 1513 and 1515, when the Swiss won the victories of Novara and Marignan, he acted as army chaplain.

在意大利的运动， 1513年和1515年，当瑞士赢得了胜利，诺瓦拉和marignan ，他担任军队的牧师。