查询词典 elastic coefficient

By studying the spectrum properties of coefficient matrix and the regular parameters at the iterative procedure of the first class regular method , we assign a uniform parameter for the inner iteration . Simulation results show that this method for choosing regular parameter is correct and the outer iterate convergence for high contrast object.

这两种方法的正则化效果取决于迭代的次数，我们通过对静态正则化方法中逆散射方程系数矩阵的谱特性、正则化参数等进行分析，对这类迭代正则化方法选取了统一的正则化参数，使得外部迭代方法收敛。

The results show that dynamic softening is easy to occur in these ingots and flow stress becomes steady finally; the material constants of hot deformation are procedural parameters that stress-level coefficient α, strain rate sensibility exponent m and deformation activation energy Q are all increased with strain increasing, while stress exponent n is decreased gradually; the values α and m of the alloy homogenized are the biggest and the value n is the smallest, dynamic softening effect of the alloy is the most obvious, which can deform evenly; influence of strain on the value Q of the alloy homogenized is a little and the average value of Q is only 176.5kJ/mol, so the alloy is easy to deform; the alloy matrix shows the regular recrystallization grains when the strain is 50%; dislocation cell structure re-formed in the grains with increase of strain.

结果表明：经不同处理的Al-1Mn-1Mg合金均易发生动态软化并最终呈现稳态流变特征；热变形材料常数是过程量，随应变量的增加，应力水平参数α、应变速率敏感性指数m和热变形激活能 Q 随之增大，而应力指数 n 则逐渐减小；均匀化退火后，铝合金的α和m值最大而n值最小，动态软化效果最明显且变形均匀，在该状态下，铝合金的 Q 值受变形量影响小，平均仅为176.5kJ/mol，易进行热变形；当应变量为0.7时，基体呈现规则的再结晶晶粒组织，随着应变量的增加，晶内重新形成了位错胞结构。

On the basis of the result of regular waves, the reflection coefficient of the wave absorbing structure under the action of irregular waves is also analysed.

并在规则波的基础上将成果推广至不规则波作用下的情况。

To compare results of numerical model with experimental data, we summarized some characteristics of Bragg reflection. We found that the reflection band is wider in irregular waves than that in regular waves. The reflection coefficient was higher when waves propagated over the composite submerged breakwaters.

本文同时根据数值和实验之结果，归纳、探讨各种布拉格反射现象可能之影响因子，发现不规则波之情况下，布拉格反射之带宽较宽，且在复合式间距的潜堤布置之下，反射效果优於等间距之布置。

Regular solution model:The activity coefficient based on a regular solution theory approach was used to account for the non-ideality of liquid and solid phases.

1正规溶液理论模型：在该模型中组分i在固相和液相中的非理想性均采用正规溶液理论来描述。

The road characteristics were determined by the comparison of the estimated road adhesion coefficient and the characteristics of the regular road surface conditions.

该方法在典型路面特性的基础上，将估计的路面附着系数与典型路面的特性进行比较，并给出路面的状态。

By assuming the seeds in the vibration plate were distributed with regular tetrahedron,the influences of seeds lay thickness,n,negative differential pressure,Δp,seeds gap coefficient,λ,nozzle diameter, d_k,on suction force values were analyzed.

在此基础上，通过假设种群在振动种盘内呈正四面体空间分布，分析了种群层数n、负压差Δp、间隙系数λ、吸孔直径d_k对种子受力的影响，揭示振动和负压吸种机理。

In addition, the regularization coefficient can be obtained by covers measure and redundancy simply.

这种神经模糊系统的调整系数的确定方法，具有简单、实用的特点。

The concept of cycle efficiency coefficient is introduced to analyze the normal cycle of the unit and the reheater desuperheating water cycle.

引入了循环效率系数的概念，对机组正常循环和再热减温水循环进行分析。

Boiler ; reheater ; temperature of main steam ; temperature of reheat steam ; coefficient of excessive air

电站锅炉；再热器；主蒸汽温度；再热蒸汽温度；过量空气系数

Through comparing with the results by simulation to study the effects of theprojectile"s final velocity, the angle of rotation and the ballistic trajectory"s migration withdifferent projectile"s rotating speeds, different target"s moving speeds and differentpenetration angles.

通过比较数值模拟的结果来研究不同弹头转速、目标速度、侵彻角对侵彻过程中弹头最终速度、翻转角度和弹道偏移的影响。

I love stationery and all the accoutrement of writing.

我爱文具以及所有的书写的工具装备。