查询词典 performance

An integral square performance criterion containing tracking error and control energy was defined. Spectral factorization to minimizing the performance index for different systems was applied and corresponding parameter tuning methods of PID controller was derived, which could be used to obtain optimal control performance under control energy constraint.

定义了一个包含跟踪误差和控制能量在内的积分平方性能指标，针对不同系统运用谱分解的方法最小化该性能指标，从而导出相应的PID控制器的参数整定方法，可使系统在控制能量约束条件下具有最优的控制性能。

The effect of human resource high performance work system can be better in Electronics and communications industries and industry's Capital intenseness and growth moderate the effect from human resource high performance work system to organizational performance.

从行业类别来看，人力资源高绩效工作系统的特征维度在电子、通信类行业中的作用效果更好；从行业特征来看，人力资源高绩效工作系统对企业绩效的作用受到行业资本密集程度和行业成长性两个因素的调节。

The results indicate that a UWB interferer has minimal interference to the performance of IEEE 802. 11a system in line of sight scenarios, and IEEE 802. 11a can maintain reliable communication. However, in the non LOS case, a UWB interferer can severely affect the performance of IEEE 802. 11a systems; meanwhile, an IEEE 802. 11a WLAN interferer can also severely affect the performance of UWB receivers.

结果表明：在视距环境中，UWB干扰对IEEE 802.11a系统的性能影响不大，IEEE 802.11a系统可以维持正常的通信；在非视距环境中，UWB信号对IEEE 802.11a WLAN系统的性能有很大影响，同时IEEE 802.11a WLAN干扰也会严重影响UWB接收机的性能。

With the breakthrough of aviation technology, international civil aviation organization put forward the communication, navigation and surveillance system based on performances. It is composed of required communication performance, required navigation performance and required surveillance performance.

随着航空技术的突破性进展，国际民航组织提出了基于性能的通信导航监视系统，其由所需通信性能、所需导航性能和所需监视性能组成。

In the study of the performance of the song, the paper makes a review of the pronunciation of vowels and consonants in German, introduces some frequent problems in singing the song and proposes my own opinions on how to deal with them. In the exactness and rhythm of the divertimento, based on my experience of performance, I sum up what should be paid more attention to in the work, emphasizing the creative rhythm and the value of notes in each stanza. It also analyzes the syntax and breath, the control and performance of shade, the pace and tempo. From different perspectives, the importance of the emotion in the divertimento Frauenlieb und leben op.42 is exactly explained. There is a detailed explanation of the eight sections in the paper.

更多己的处理方法；在声乐套曲演唱中音准与节奏的分析方面，结合自己的演唱体会，总结出演唱这部作品时音准方面要注意的地方，突出了舒曼作品最具独创性的节奏，强调了音符在每小节中的价值；并从乐句与呼吸、音色的控制与表现、速度与力度等方面分析了本声乐套曲演唱的音色与力度；从多个方面阐述声乐套曲《妇女的爱情与生活》中情感的重要性，以及怎样把握、运用和表现作品的情感；着重对本套曲八首分曲的演唱处理进行了系统分析；通过听赏不同大师对此套曲的演唱版本，以期在声音的运用、乐句的划分、速度的安排、旋律的演唱、歌曲的处理方法等方面得到有益的借鉴，扩大我们的艺术视野，在演唱实践中给予启发和熏陶。

The degree and direction of rotation greatly affect the students' performance ; the passing rate of 90 degree items is better than that of 180 degree items , the passing rate of 180 degree items is better than that of 360 degree items, and the passing rate of right-rotation items is better than that of left-rotation items. Furthermore, handedness also affects the students' performance; the performance of right-handedness is better than that of left-handedness; right-handed students show an significant advantage over left-handed students on the items of left rotation, but no significant advantage on the items of right rotation.

四、空间旋转游戏经验的多寡，与学童的测验表现有著高度的正相关；而二度空间旋转的表现显著优於三度空间旋转；又旋转角度与旋转方向均显著的影响学童的表现，旋转角度愈大，答对率愈低，向右旋转试题优於向左旋转试题；另外，手利亦显著影响学童的表现，右手利优於左手利，右手利学童在向左旋转的测验表现上，显著优於左手利学童；但在向右旋转试题上，则无显著差异。。

Using this method, the controller design for performance and robustness can be designed separately, which has the potential to overcome the conflict between performance and robustness in the traditional feedback framework. Third, to make the vehicle meet the performance index in full flight envelop, a H∞ gain-scheduled controller based on Linear Varying Parameter system are designed. A LPV plant with a linear fractional dependent variable can be represented by upper LFT (Linear Fractional Transformation) interconnection.

通过把非线性系统简化为了线性变参数系统，再有通过线性分式变换将LPV系统转化为一个线性定常系统和不确定性组成的LFT互联形式，使之转换成为一个经典鲁棒控制问题，然后通过求解一组线性矩阵不等式得到变增益H_∞控制器。

ChapterⅡdefined the strategic management of local government's performance and the nature and function of the strategic management of local government's performance evaluation , explained the inherent logic of relations between KPI and strategy management of local government, based on the status quo of local government's performance evaluation, pointed out the problems, reasons and special effect to utilize KPI to solve these problems.

第三章在系统论、权变理论、关键绩效评估指标等理论资源以及地方政府可续发展战略管理绩效评估指标体系框架的基础。。。

According to the Value Chain Theory,this paper gives a kind of means of performance audit on value-chain analysis after studying the existed primary difficulties ubout performance audit such as lack of metewand and comparable data.At the same time,this study has integrated the practice of some perform- ance audit program.By this way,the auditor investigates and analyses the value chain of performance audit program and its key points,and evaluates its validity and value increment,discloses relational problem...

本文针对当前绩效审计缺乏评价标准和可比数据、难以找到准确的切入点等问题，在价值链管理理论的启示下，结合绩效审计实践中的探索和思考，提出了一套基于价值链分析的绩效审计方法，即通过调查分析被审计项目的价值链及其关键价值点，进而对价值链的内外联系以及关键价值点上作业活动的有效性、增值性等进行绩效评估，发现问题，做出评价，提出审计增值建议。

In order to evaluate each performance index of a numerical control machine tool, the comprehensive performance evaluation index system of a numerical control machine tool was established, and the performance index weight coefficient of the numerical control machine tool was determined by using the 1-9 scale law in the analytic hierarchy process.

为了全面评价数控机床的各项性能指标，建立了研究数控机床综合性能的评价指标体系，采用层次分析法中的1～9标度法确定了数控机床各项性能指标的权重系数。

According to our present broadcasting situation,the thesis proposes using new technology to update and reform the present HFC. It also suggests broadcasting using self-advantage and arranging EPON in order to win the supermarket.

论文从我国广电的现状出发，结合实际，积极倡导采用新技术更新、改造我国现有的HFC网络；倡导广电现阶段利用自身优势，部署EPON网络来赢取市场。

A new general kinetic equation was derived in which the effect of the removal of condensation water was taken into account completely, and was applied to the polyesterification kinetic study of AA/HPHP and AA/NPG. It was found that the reaction order of self-catalyzed polyesterification was not constant. For these polyesterifications, the reaction order was 2.5 at a low temperature, while 3.0 at a high temperature.

考虑缩合水的排除对反应体系的影响，用体积浓度单位推导出一个新的聚酯反应总包动力学方程，并应用到AA/HPHP和AA/NPG两个聚酯化反应的动力学研究中，研究发现，自催化聚酯反应的反应级数并不是固定值，对于AA/HPHP和AA/NPG两个聚酯化反应而言，低温时反应级数为2.5，高温时反应级数为3.0。