查询词典 reliability

The degrees of difficulty and differentiation of guestions, the homogeneity reliability and inter - rater reliability were analyzed.

方法以武警总医院护士长选拔结构化面试的考官对52名被试者的评分为研究对象，对题目的难度、区分度、同质性信度和评分者信度进行分析。

Due to reassembly and maintenance,the reliability model for mechanical equipment is broken,so it is necessary to research and estimate the safety reliability of mechanical system.

基于机电系统中零件的失效时间分布密度函数，研究了在重组维护过程中机电系统服役期间零件年龄结构的分布规律，发展了机电系统可靠性数学模型。

Taking benches of slope in an open pit as the study object,Simplified Rosenblueth method as a new method of reliability analysis is presented and adopted to analyze the reliability of bench slope of primary design scheme and recommendatory scheme.

采用该法对原设计的台阶边坡和本研究所推荐的台阶边坡进行了可靠性分析。

Radio-broadcast network ; Reliability ; Algorithm ; Reliability-preserving reduction ; Privotal decomposition theorem

无线广播网络；可靠性；算法；可靠性不变简化； Pivotal分解定理

The testing results illustrated that this method of estimation may be used to evaluate the security and reliability of steel served under dynamic load, and may be used to evaluated the reiteration and reliability of Hopkinson test, too.

研究结果表明，这种估算方法是可行的，可以用简单的示波冲击实验代替复杂的应力波冲击实验。该估算方法可以用来评估动态服役用钢的安全性和可靠性，也可以作为评估Hopkinson实验的重复性和可靠性的一种方法。

Repairable systems reliability is an important branch of the reliability theory.

可修系统可靠性与维修策略分析是可靠性理论的一个重要分支。

The reliability of roof truss itself is not enough to guarantee the reliability of roof system.The reasonable setting of supports and the strength and rigidity of roof truss beams,etc.shall also meet the requirements of the "Specification",especially for the buildings having cranes.

屋盖体系的可靠非仅屋架本身的可靠就能保证，支撑的合理设置、屋架杆件的强度和刚度等构造均需满足规范要求，尤其对有吊车的厂房。

In order to solve the route search problem in stochastic Petri net, the feature of reliability is introduced into each transition, and suppose that the lifetime distribution of a transition obeys the Weibull distribution model, then a memorial stochastic Petri net with reliability whose elements can record a little information is proposed based on the ant colony optimization algorithm and features of the memorial stochastic Petri net.

为了解决随机Petri网的路径寻优问题，在变迁中引进了可靠性的特性，并假设变迁的寿命服从威布尔分布模型，然后根据蚁群算法和时间Petri网的特点提出了一种网络元素可以记录少量信息的带可靠性的记忆时间随机Petri网。

The relationship between network reliability and network survivability is discussed. Self-healing will greatly improve network reliability.

讨论了网络可靠性和网络自愈的关系，网络自愈会极大地改善网络的可靠性。

The mechanical behavior of Shape Memory Alloys material is tested, and the constitutive model of the SMA is established. A kind of SMA combined rubber isolator is developed, and the isolation effect of the SMA combined rubber isolator for long-span bridge and tall building structures is numerically simulated, from which the adaptive isolation performance and the self-restoring capacity of the SMA combined rubber isolator are verified. A kind of SMA damper is developed, the mechanical behavior of the SMA damper is tested, and the model of restoring force of the SMA damper is established. The theory and method of adaptive control based on the SMA damper for the long-span bridge are built, and the effectiveness and reliability of the adaptive control for the long-span bridge using the SMA damper are verified through numerical simulation and model test. The MRF-04K type magnetorheological damper is developed, the mechanical behavior of the MR damper is tested, and the model of restoring force of the MR damper is established. The theory and method of adaptive control based on the MR damper for the long-span bridge and tall building structures are built, and the effectiveness and reliability of the adaptive control for the long-span bridge and tall building structures using the MR damper are verified through numerical simulation and model test. In addition, the theory and method of sub-structural damage identification for long-span bridge are derived, the influence of soil-structure dynamic interaction on the seismic isolation and control effects with different isolation and control measures and the damage responses and the sliding base-isolation of large structures under the excitation of underground explosion are investigated.

试验研究了形状记忆合金材料的力学性能，建立了SMA材料的本构模型；研制了一种SMA复合橡胶隔震支座，数值仿真分析了应用SMA复合橡胶支座的大跨桥梁和高层建筑结构的隔震效果，从而验证了SMA复合橡胶支座的自适应隔震性能及其震后自恢复能力；研制了一种SMA阻尼器，试验研究了SMA阻尼器的力学性能，建立了SMA阻尼器的恢复力模型，建立了基于SMA阻尼器的大跨桥梁结构自适应控制理论与方法，通过数值仿真与模型试验验证了大跨桥梁结构SMA阻尼器自适应控制的有效性与可靠性；研制了一种MRF-04K型磁流变阻尼器，试验研究了MR阻尼器的力学性能，建立了MR阻尼器的恢复力模型，建立了基于MR阻尼器的大跨桥梁和高层建筑结构的自适应控制理论与方法，通过数值仿真和模型试验验证了大跨桥梁和高层建筑结构MR阻尼器自适应控制的有效性与可靠性；还建立了大跨桥梁结构的子结构损伤识别的理论与方法，研究了土-结构动力相互作用对不同隔震和控制措施的减震控制效果的影响以及地下爆炸波作用下各类大型结构的灾害响应与滑移隔震。

In the days of sailing vessels the crew were afraid they would be becalmed on the ocean.

在使用帆船的时代，船员们担心他们会因为无风而无法在海洋上航行。

As long as foreign donors pay the PA's salary bill, few expect a new intifada.

只要外国继续为巴权力机构的薪水买单，希望发动新暴动的人便寥寥无几。