performance n. 1.执行,实行,履行;完成;实现;偿还。 2.行为,动作,行动;工作。 3.性能;特性。 4.功绩;成绩。 5.演奏;弹奏;演出;(驯兽等的)表演;把戏。 6.【物理学】演绩。 a performance test 【机械工程】性能试验。 high performance 高度准确,性能优良。 an afternoon performance 午后的演出,日戏。 two performances a day 一天演两场。 a fine [wretched] performance 成绩好[坏]。 put a monkey through its performances 使猴子玩种种把戏。 performance in [of] horse-manship 马戏;马术表演。
The paper especially introduces the reconstruction of the performance management system of huafang corporation . in its analysis of the case of huafang corporation the paper elaborates and analyses the concepts, fundamental aims, system circulation, actual operation of the performance management as well as the reasons and the significance of adopting this method, hoping to find out a scientific, efficient and practical performance management system so as to put the corporation onto the track toward high efficiency and healthy development 案例的分析部分针对华房公司绩效管理存在的问题进行分析,同时对绩效管理的含义、目的及意义、系统循环、实际等作了详细的阐述和分析,希望通过分析帮助华房公司探索出一套科学、有效的绩效管理体系,通过员工绩效的持续改进,达到公司的业绩不断提升的目的,使公司的经营管理步入高效运作、健康发展的轨道。
The article takes up a worthwhile probe on how to approach the theoretical and practical teaching, enhance the students'practical performance, construct a teaching environment that helps to develop students'innovative sense, run school with characteristics of higher vocational education so as to attain talent, quality and instruction concept of vocational education 摘要对如何处理好理论与实践教学,加强实践与动手能力,构建有利于学生创新意识培养的教学环境做了探讨,并对办出高等职业技术教育的特色,真正实现职业教育的人才观、质量观、教学观,向求真务实的主动型教学方向转变等问题进行了有益的探索。
Lastly, the paper designs an example and tests its amplitude frequency response . at last, this paper points out that this method can efficiently control the performance of narrow band fir digital filters . both test and application indicate that practical performance and ideal performance are almost identical 在此基础上给出窄带fir滤波器的详细结构,分析了窄带fir滤波器的多级实现原理,并且对窄带fir滤波器的的基本特性进行了分析,这些特性包括:频率特性、抗混叠特性、去镜象特性。
In order to diagnose complex system, because there exists too many characteristic parameters, the problems, such as over-large scale of neural network, unduly long train time, and redundant rules in expert system's rule base, will result in the reduction of whole system's practical performance . then the rough set theory that received focus attention in recent years is led into the internal-combustion engine fault diagnosis work . the application of this theory in the attributable optimization of fault diagnosis characteristic parameters is explored 考虑到在对复杂系统进行诊断时,由于特征参数过多而造成神经网络规模过大、训练时间过长以及专家系统规则库存在规则冗余等问题,最终导致整个系统实用性能的降低,为此将粗糙集理论引入了内燃机故障诊断工作,对其在故障诊断特征参数属性优化中的运用进行了探索。
Abstract : by making example of qcl03 bunker-cleaner, this paper proposes thequalitative analysis methods on the pulling performance of full hydraulic-driving vehicles whose power installation is explosion-proof electric motor and gains the practical performance curves of the real electric motor, then makes substitution of the formulas to make a quantitative analysis on the pulling performance 文摘:以qcl03清仓机为例,论述了以防爆电机为动力装置的全液压驱动车辆的牵引特性定性分析方法,在获得了电机的实际特性曲线后,将有关数据带入公式即可进行牵引特性的定量分析。
On the basis of the practical demand of surface finishing of thefamily of crank parts a design for horizontal barrel finishing is proposed . the finishing mechanism is illustrated, emphasis is put on analyzing the complicated relative motion between chip and parts'surface, a mathematical model is set up, the main factors affecting on the finish are analyzed, and finally by an example of the crank barrel finishing it is shown that this technology is an ideal way to improve surface and practical performance 根据曲轴类零件表面光整加工的实际要求,提出并制定了卧式滚磨光整加工的工艺方案,在阐述加工机理的基础上,重点分析了磨块与工件表面间复杂的相对运动,建立了数学模型,分析了影响加工的主要因素,最后以曲轴滚磨光整加工实例表明该工艺是提高表面质量和改善使用性能的理想工艺。
Aimed at the practical performance of soft clay, the static equilibrium equations taking consideration of effect of mass change, with the introduction of soil configuration, soil convection formula and mass conservation theory in soil, are derived, which reveal the phenomenon of coupling of total stress and seepage in equilibrium equations . then, some advisable experimental means are explored to determine the effect of mass change during consolidation . objective stress and strain should be used in large strain analysis 针对软粘土大变形固结的实际性状,文中引入了土体构形的概念,土体传运公式和土体质量守恒定律,并由此导出了考虑变质量效应的大变形固结静力平衡方程,揭示了平衡方程中存在的总应力与渗流相互耦合的效应,并考虑了固液两相的可压缩性,进一步探索了测试变质量效应的试验方法。