Thus the difficulties of discontinuous velocity gradient and the stress singularity at the exit point are avoided, and the expense of computation is reduced.
这样回避了速度梯度间断的困难,缓和了出口处应力奇性引起的矛盾,同时又减少了计算量。
The stress produced during the process of drying had a certain relation with moisture gradient, shrinkage, moisture and stress index.
干燥过程中产生的应力与含水率梯度、干缩量和含水率、应力指标,存在一定的相关关系。
As an example, the human carotid with local cosine form expansion was analyzed and the effects of local expansion on the distribution of wall shear stress and its gradient were discussed in detail.
文章以人体颈动脉余弦扩张为例进行分析,详细讨论了局部扩张对血管壁切应力及其梯度分布的影响。
Influence of stress gradient on strength of concrete.
应力梯度对混凝土强度的影响。
The temperature distribution and stress distribution of blast furnace tuyere with gradient coating have been studied using finite element analysis software, comparing with uniform coating.
采用有限元分析软件研究了梯度涂层高炉风口的温度分布和应力分布,并与均匀涂层进行了比较。
To increase the accuracy of the measurement, bending of the cantilevers along the width direction due to the stress gradient was considered.
考虑了悬臂梁由应力梯度引起的沿宽度方向的弯曲,提高了吸合电压的计算精度。
The amplitude and gradient of MMMT signals not only relied on the average stress of the shell, but also relied on the local stress concentration.
由此证明磁记忆信号的幅度和梯度既与材料所处的整体应力有关,也与该部位的局部应力集中度有关。
The space finite element analysis indicated that the prestressed concrete box girder's stress and the distortion are sensitive to the change of gradient of temperature pattern.
空间有限元分析表明,预应力混凝土箱梁的应力和变形对温度梯度模式的变化较为敏感。
Objective: To approach the change of stress shielding rate of internal fixation materials made of nano zirconia gradient compounded with hydroxyapatite.
目的:探讨氧化锆梯度复合羟基磷灰石内固定材料的应力遮挡率的变化。
When impact compression test is exerted, the pulse shaper has been used to regulate the incidence wave, so that the stress gradient will not be significantly high and the results is acceptable.
在进行冲击压缩实验时采用波形整形器调整入射脉冲,从而使得试件内的应力梯度不致过大,取得了较好的效果。
Through the numerical analysis, it is posed that the structure surface stress gradient and the coating thickness are the principal factor that influence thickness effect.
通过数值分析提出,构件表面应力梯度和贴片厚度是影响厚度效应的主要因素。
The shear zone boder and the belt of the transition between the secondary shear zones where the stress gradient changed greatly are f.
成矿的有利部位是剪切带的边缘及次级剪切带问的过渡地带,它们是剪切带内应力梯度变化大的地带。
As compared to general coating, gradient coating has even more excellent performances in bending strength, bonding strength, thermal shock resistance, microhardness and thermal stress relaxation.
与一般涂层相比,梯度涂层显示出更为优异的弯曲强度、结合强度、抗热冲击性、显微硬度分布及缓和热应力等性能。
The great thermal elasticity stress, resulted from the too great temperature gradient of material, is the main cause of bringing many cracks when the laser beam cuts the fused quartz material.
激光切割熔融石英材料出现裂纹的主要原因是相当大的温度梯度所产生的过大热弹性应力。
By theoretical calculation, it is found that the same earth temperature gradient leads to the greater difference of temperature stress in different kind of rocks.
理论计算发现,相同的地温梯度在不同的岩石中引起的温度应力相差很大。
Microstructure and residual stress of hydroxyapatite bioactive gradient coatings with different composition were studied by SEM, EDS and XRD.
采用SEM、EDS和XRD等测试手段研究不同组分羟基磷灰石基生物活性梯度涂层的显微结构和残余应力。
In this paper new ideas and improvements to the local approach are introduced, for instance yield locking by locally multi axial stress state and the effects of the stress gradient.
本文对局部法作了一些改进,例如引进了由局部多轴应力状态引起的流变障碍及应力梯度的影响。
The scheme adapts to refine the meshes of special regions, such as interior points, around corner points, arcs and circles, which are usually failure regions of parts because of great stress gradient.
该法适用于区域内点、围绕边界的尖角点、边界或内部同心圆弧及同心圆四种特殊区域的网格改进,为实际工程结构应力梯度突变或变化较大处网格细化提供了十分方便的手段。
Terrestrial stress is a main control on hydrostatic head of reservoir, and its gradient powers oil, gas and water migration.
地应力是影响储层沉积水水头的主要因素,地应力梯度是油气水运移的主要驱动力。
Stress gradient decreased as the via diameter, the dielectric constant of ILD or the residual length decreasing, and increased as the line width increasing.
应力梯度随通孔直径、层间介质材料介电常数和铜线余量长度的减小而下降,随线宽减小而上升。
The boundary conditions were easily determined and controlled by the macroscopic models, while the gradient of water stress in the micro-zones of roots was ignored.
宏观根系吸水模型的边界条件容易确定和控制,但该类模型忽略了根系微域的水势梯度和其他类似现象。
Since the pressure gradient affects stress strength of crack top, it is unsuitable to judge crack initiation by the traditional breakdown pressure.
气体压力分布影响裂缝尖端应力强度,因而不能用传统的破裂压力来判断裂缝起裂扩展。
A theoretical analysis of localized strain and strain rate in shear band after localization occurs beyond the peak shear stress is carried out based on the strain gradient plasticity theory.
应用应变梯度塑性理论对局部化剪切带内部(塑性)剪应变(率)规律进行了理论分析。
The gradient coating can decrease the damage of the residual thermal stress.
梯度涂层在一定程度上可降低残余热应力对涂层的破坏。
The crack-tip dynamic stress intensity factors decrease with the decrease of the crack length and the increase of the functionally gradient parameter.
无论在什么时刻,裂尖处动态应力强度因子随裂纹的长度减小而减小,随板材料的功能梯度参数增大而减小。
With the increase of the gradient layer number, the effect of thermal stress mitigation is more obvious, but the trend becomes smooth.
随着梯度结构层数的增加,应力缓和效果增强,但增强的趋势由明显变为平缓。
Otherwise the moisture content gradient and drying stress can be reduced by MW treatment when moisture content is below FSP.
当试材含水率降至FSP以下时,微波处理可以有效地减小木材内部的含水率偏差,从而减缓木材干燥应力。
Furthermore, the more the vessel expansion is, the less the wall shear stress will be and the more the gradient of wall shear stress will be.
另外,随着血管扩张程度的增加,管壁切应力还将进一步减小,而且管壁切应力梯度也将进一步增大。
Stress gradient along with the thickness direction has great influence on residual stress relief which could be utilized to characterize the size and rate of stress relief.
残余应力沿试样厚度方向分布的应力梯度为应力松弛的主要影响因素,可用于表征应力松弛程度。
Stress gradient along with the thickness direction has great influence on residual stress relief which could be utilized to characterize the size and rate of stress relief.
残余应力沿试样厚度方向分布的应力梯度为应力松弛的主要影响因素,可用于表征应力松弛程度。
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