有效性

The method proved effective through an optimization example of a disk brake.

通过求解盘式制动器的优化问题，验证了该方法的有效性。

So in the ocean the toxicity impacts the bio-availability of the oil toxins, and it may be greater as a result of applying the dispersant.

因此，在海洋的毒性影响了石油毒素的生物有效性，它可作为分散剂的应用效果更大。

But the method and meaning of the valuation differs with the market efficiency dissimilarity.

但是市场的有效性不同，对证券的收益率和风险进行评估的方法和意义就有所不同。

Numerical results show the accuracy and efficiency of the proposed algorithm by investigating the effect of various graded parameter to temperature distribution.

计算结果显示了算法的计算精度和有效性，并分析了梯度参数变化对温度分布的影响。

As a type of complicated information system, E-government system is usually made up of many subsystems which be dealt by different security strategies, be distributed in geography, belong to different departments, their systemic users can be active in many systems in the same time. There are great capacity resource and user info in each subsystems. Therefore, E-government system is faced with validity, utility, dynamics, distributivity, real-time nature and compatibility etc. challenges in access control technology aspect.

电子政务系统作为一类复杂的信息系统，通常由多个应用着不同的安全策略、地理上分布的、分属不同部门的、多用户同时在线的子系统组成，各系统内部存在越来越多的海量资源和用户信息，因此电子政务系统在访问控制技术方面面临着有效性、应用性、动态性、分布性、实时性、兼容性等严峻挑战。

In this study, Fe and sodium dithionite solutions were added into Cr-spiked soils and their effects on the decrease of availability of Cr were investigated.

本研究旨在探讨将Fe或连二亚硫酸钠（Na2S2O4）等化学还原剂施於Cr污染之碱性土壤，降低有效性六价铬含量的效果。

Simulation results verify the theoretical analysis of rapid DoA estimation algorithms and demonstrate the effectiveness of the algorithms.

仿真结果证明了对DoA估计的快速算法理论分析的正确性和算法的有效性。

The storage capacity, the asymptotic stability, and domain of attraction are examined mat...

在理论上，我们讨论了异联想记忆模型的存储能力，训练模式的渐近稳定性和吸引域的范围。计算机实验结果充分说明了算法的有效性。

Finally the attraction domain of a kind of variable structure guidance, which is designed by zeroing sight angle rate, is shown that the valid of the analysis method is verified.

最后，针对零化视线角速率而设计的变结构制导律，确定了它的滑动模态吸引区，验证了理论分析方法的有效性。

The numerical study is carried out for a KVLCC2 tanker. Firstly, for the ship in oblique motion in deep water, determination of the computational domain, check of the grid dependence and selection of the turbulence model in numerical simulation are investigated. The effectivity of the numerical method is validated by comparing the numerical results with experimental data published in literature and the experimental results obtained by oblique towing test in the towing tank of Shanghai Jiao Tong University.

以KVLCC2大型油轮为研究对象，首先对船舶深水斜航运动粘性流计算中计算区域的确定、网格依赖性的检验以及湍流模型的选取等问题进行研究，通过将本文数值计算结果与他人的试验结果和在上海交通大学拖曳水池进行的船模斜拖试验结果相比较，验证了本文数值方法的有效性。

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.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。