逆的

A leading output power factor angle of parallel inverter is required after analyzing the work state of parallel inverter .

在分析并联型逆变器工作状态的基础上，确定并联型逆变器应具有超前的功率因数角。

The performance of inverter operation will work on parallel operation of inverters.

逆变器性能的优劣将直接影响逆变器的并联性能。

Digital control and intelligence is the trend of inverters, is the foundation of realizing inverters reliable parallel operation.

逆变电源的全数字化、智能化是发展趋势，是实现逆变电源可靠并联的基础。

For large capacity of inverter, due to the dc bus voltage is higher, ac output generally do not need to boost transformer can achieve 220V, in medium and small volume of inverter, due to the low voltage dc 12V, such as, must design, 24V pressor circuit.

对大容量的逆变器，由于直流母线电压较高，交流输出一般不需要变压器升压即能达到220V，在中、小容量的逆变器中，由于直流电压较低，如12V、24V，就必须设计升压电路。

The ideal effects have been obtained in steady error and rate of error convergence.

本文从以下两方面对重复控制在逆变电源系统的应用进行了研究：首先是逆变电源系统的建模方法。

Fundamental frequency is either equal to the switching frequency of the inverter(square-wave and PWM inverter)or ist simple fraction(1/3,1/5,and so) such as in Multiple PWM or sine PWM inverters.

基本频率是逆变器在相等的开关频率，或者方波是简单的分数(1 / 3，因此，1 / 5)，如在多个PWM脉宽调制逆变器或正弦量。

Models of single-phase inverter are established, and the causes of waveform distortion are analyzed.

建立了单相逆变器的数学模型，分析了逆变电源输出电压畸变的原因。

Highelevation and lowreliefsurface,which is preserved between large rivers in SE plateau,is generically linked to the lowrelief surface in plateau interior and shows a gradual transition to less preservation because of southeastwardly increased river incision.

虽然随着河流下切深度往南逐渐增加，残留面虽越来越少，但仍然可以识别，最终终止在雅砻江逆冲断裂带附近，该断裂带以南地区没有明显负地形特征。北东向展布的雅砻江逆冲断裂带对应着50～200 km宽的地形相对陡变带。

Firstly, by using stick model combined with inverse kinematics and dynamics constraints the.

首先，采用骨架模型结合逆运动学和动力学约束仿真了人体行走，取得了很好的逼真性；同时运用逆运动学和关键帧方法仿真了人体跑动，取得了较好的实时性。

Lastly ,using the stick figure and surface model,the realistic simulation of running is implemented by a method which is a combination of inverse kinematics and dynamics.

人体运动的仿真方面，运动控制的方法有关键帧法[1]、运动学和逆运动学法[2，3]、动力学和逆动力学法[4]、时空约束法[5]、运动捕获法[6]等方法。

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。