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LEIS results showed that the surface localized electrochemical impedance in the initial stage increased with time, but distributed dispersively.

局部电化学交流阻抗的测试结果表明,试样表面的局部电化学阻抗随盐雾时间的延长而有所增加,但分布较为分散。

So, this paper mainly focuses on the search capacity of intelligent algorithms, to improve their convergence speed and solution quality, and avoid them trapping in local optima. We study methods to enhance the global serach ability of an algorithm from the algorithm searching mechanism and spatial structure, and at the same time consider its lobal search ability.

因此,本论文主要围绕智能优化算法的空间搜索能力,从算法搜索机制和搜索空间结构两个方面,研究增强算法的全局搜索能力的方法,同时兼顾局部寻优能力,以避免算法陷入局部最优,提高搜索性能。

Contains inclusions of omphacite and is surrounded by omphacite ; b —Detail of a exhibiting the inclusions in garnet core and rim BSE

b —a 的局部放大,显示石榴石核和边的包体矿物; c —a 的局部放大,显示石榴石核中角闪石、绿帘石和斜长石包体背散

It caused symptomless infection on garlic, onion, shallot, Welsh onion, Chinese leek, and pea, local lesions on Chenopodium amaranticolor, C. quinoa, and Tetragonia expansa, or systemic necrosis on broad bean, but did not infect leek, narcissus, lily, belldonna lily, tobacco (5 species), Gornphrena globosa, and Physalis floridana in host range test. The virus was propagated in Chinese leek and assayed in C.

其寄主范围包括大蒜、洋葱、葱、韭等葱科作物,但呈无病徵系统性感染,唯不感染韭葱;其他寄主反应包括:红藜、Chenopodium quinoa、及番杏接种叶的局部病斑,豌豆的局部潜隐感染,蚕豆的系统性坏疽等。

We study longitudinal motion characteristics during isovolumic contraction , ejection , isovolumic relaxation , early relaxation , atrial systole phases in left ventricular total and regional myocardium of myocardial infarction patients with three vessels lesions by Quantitative Tissue Velocity Imaging , assess systolic and diastolic function in left ventricular regional myocardium, discuss postsystolic shortening in isovolumic relaxation phase and its clinical meanings.

目的 利用超声评价三支病变的心肌梗死患者左室整体和局部心肌在心动周期各时相的纵向运动特点,评价左室局部心肌收缩和舒张功能,探讨其在等容舒张期出现的收缩后收缩现象及临床意义。

We prove under the local error bound condition that the Levenberg-Marquardt method with this parameter converges quadratically to a solution of the system of the equations by the technique of the singular value decomposition of the Jacobi matrix.

利用Jacobi矩阵的奇异值分解技巧,我们证明了此时在局部误差界条件下,Levenberg-Marquardt方法产生的迭代点列局部二阶收敛于方程组的某个解。

At a mean of about 82 days of follow-up, local steroid side effects such as striae, atrophy and other skin findings were seen in 26% of the children.

在平均约82天的随访中,在26%的儿童中可以看到局部应用类固醇的副作用如局部皮纹,皮肤萎缩和其他皮肤表现。

A new method named HOMGA is proposed to improve the ability of GA, which is the combination of micro-GA, orthogonal design and Solis-Wets, moreover the substructural identification is also used.

本文提出将微遗传算法、改进的正交交叉算子和多变量Solis-Wets局部搜索算法结合,组成混合正交微遗传算法,并进一步应用子结构法,降低问题求解的规模,减少计算中陷入局部极小点的可能。

For the specific site, it shall be checked whether the wind speeds and the turb ulence intensity, including local turbulence magnification as a result of the influence s of adjacent structure e.g.

3对于风场,应检查风速和湍流强度,包括局部湍流的数量级,这些局部湍流强度由于邻近机组的影响而增强,检查是否符合以计算为基础的假定。

The results show that the concave structure ameliorates the surface stress distribution of the non-smooth sample, makes the local stress between concaves less apparently than that of the smooth sample, that means the local low stress areas are formed on the non-smooth surface.

结果表明:在受力状态下,仿生非光滑凹坑改善了试样表面的应力分布,使非光滑试样表面凹坑间的区域局部应力明显小于光滑试样表面的应力,即产生了局部低应力区。

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This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

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