查询词典 Poisson distribution

The high value of Poisson s ratio and low value of elastic anisotropy ratio imply that the interatomic force in ZrCr_2 is weakly directi...

并计算了层错与位错的弹性交互作用。对ZrCr2Laves相的力学特性和变形机制进行了讨论。

The results show that the calculated elastic properties are close to the experimental results. The high value of Poisson's ratio and low value of elastic anisotropy ratio imply that the interatomic force in ZrCr2 is weakly directional.

结果表明：计算得到的ZrCr2 Laves相的弹性性质与实验结果相近，其泊松比和弹性各向异性系数大小说明ZrCr2 中原子键合的方向性并不强烈； ZrCr2 Laves相的内禀和外禀层错能分别为112 mJ/m2和98 mJ/m2。

The key to this yield criterion is that the concept of internal friction angle which used in soil mechanics has been introduced to infer the relationships among poisson ratio, internal friction angle and relative density.

并且在Miss屈服准则的基础上论证了粉末体屈服准则在主应力空间，为一个回转椭球体。

There are three constrained conditions on Poisson matrices, which is equivalent to Jacobi identity for vector fields.

在第二章，我们给定向3-流形上每个整体标架联系了一个Poisson矩阵。

By changing basic assumption of Merton option pricing model to the assumption that jump process is a kind of special compound Poisson process and volatility without jump is the function of time, it is established that the behavior model of the stock pricing process is jump-diffusion process.

改变了Merton期权定价模型的基本假设，认为股票价格的跳跃过程为一类特殊的复合Poisson过程且无跳时的波动率为时间的函数，建立了股票价格服从跳扩散过程的行为模型。

Effects of asthma control on outcomes were determined with linear and Poisson regression models.

哮喘控制对预后的影响采用线性和Poisson回归模型分析。

It is proved that Poisson-stable points are dense in the locally compact phase space X if and only if non-wandering point s are dense in the X.

证明了如果相空间X局部紧，则Poisson稳定点在X中稠与非游荡点在X中稠等价。

In addition, the possible effects of carbon partitioning on Poisson ratio and Young's modulus of martensite were discused briefly.

此外， 还讨论了C的富集分配对马氏体Poisson比和Young's 模量的可能影响。

Considering the randomness of the structural physical parameters and utilizing the random variable's functional moment method and the algebra synthesis method, the mean value and the variance of the mean square value of the structural displacement response under stationary random excitation are computed firstly from the expressions of structural stationary response in frequency domain. And then the expressions of the mean value and the variance of stochastic rigid frames dynamic reliability are educed from the Poisson formula of calculating dynamic reliability.

考虑结构的物理参数具有随机性，从结构随机响应的频域表达式出发，利用求解随机变量数字特征的代数综合法和矩法，导出随机参数刚架结构在平稳随机激励下的位移及速度响应均方值的数字特征，再由动力可靠性的Poisson公式导出结构动力可靠度的计算公式。

By calculating the relative integrals of the function and the residues of a meromorphic function and taking their real part,thus this paper got the analogous result with primitive Poisson-Jensen′s formula in form,then applied the analogous result to a practical example,it illustrated correctly.

由计算有关函数的积分和亚纯函数的留数，并取它们的实部得到了形式上与原来的Poisson-Jensen公式类似的结果，通过将其应用到实例中，说明它是正确的。

It's bell can reach over a meter in diameter.

它的身体最大可以达到直径1米多。

Now they are overdue and I shall have to pay a fine.

现在他们过期了，我不得不付罚款。