查询词典 volt-ampere

ZnO varistors is characterized by its excellent nonlinear volt-amppere characteristic and very low leakage current under steady-state voltage.

氧化锌压敏电阻器具有优良的非线性伏安特性，在稳态工作电压下漏电流很小。

A new control strategy based on repetitive control and digital PID control is presented in this paper, and a emulational model of a single-phase sine-wave variable frequency power supply which can be independentily variated by volt and/or frequency was designed for MATLAB/SIMULINK.

提出了一种基于重复控制和数字PID控制的新型控制策略，并在Matlab/Simulink软件环境下建立了独立调压、调频的单相正弦波变频电源的闭环控制系统的仿真模型。

The power of Electric Super Low-Volume Sprayer is alternating current of 220 volt.

电动超低容量喷雾器使用220V交流电，高频、高速、电机旋转带动风叶产生高速气流，将药液送到喷管与产生的高速气流会合，将药液雾化成极小的微粒。

With the exception of a chipping mode, this tool features similar performance to its big brother–but at half the price–and uses more-common 18-volt nicad batteries.

随着一铲模式异常，此工具的功能类似的性能，以它的哥哥，但一半的价格，并使用更常见的18伏镍镉电池。

Other features include automatic climate control, two 12-volt power outlets, three cupholders (two in door panels, one in center console) and an AM/FM/CD/AUX 4- speaker audio system with illuminated steering wheel-mounted controls.

其他功能还包括自动气候控制，两个12伏特的电源插座，三cupholders （两个在门板，一个在中心控制台）和一个AM / FM / CD的/辅助4 -扬声器音频系统，照明方向盘式控制模式。

Two different trim levels are expected, the base 370Z Roadster will likely come equipped with push button starting, power windows and locks, automatic climate control, two 12-volt power outlets, and a 4-speaker audio system with illuminated steering wheel-mounted controls.

两种不同的车型，预计，该基地370Z跑车将配备与按钮启动，电动车窗和门锁，自动气候控制，两个12伏的电源插座和4喇叭音响系统，照明方向盘式控制。

Second,. according to the sector of voltage space vectors, adjacent switching state vectors are selected to calculate on-durations under volt-second balance principle. The questions of judging sectors and sector transition are discussed and qualitative analysis of performance is carried out.

由三相电压源型逆变器输出电压波形得到六个有效开关状态矢量，这六个开关矢量和两个零矢量合成一组等幅不同相的电压空间矢量，去逼近圆形旋转磁场。

Based on the DM model of the three-phase four-leg inverter, the DM performance of SPWM jump-edge delay strategy is analyzed. Its DM performance becomes worse because of the alteration to the local volt-second equivalent between the pulse and sine wave.

虽然SPWM跳变后移策略会使三相四桥臂逆变器获得最佳的共模输出特性，但因它改变了脉冲局部与正弦波的伏秒等效关系，导致逆变器差模特性变差。

The magnetic capability of the large dimension toroid for application was measured by the pulse magnetization method. When the outer and inner dimensions of the toroid core were 220 and 80mm, the bight was 60 mm, and the section was 4 200mm^2, the pulse width was 3.5~4.0μs, the repelition rate was 50Hz, the primary and second coils were 1 circle, the maximum volt-second product was 0.007Vs and the bias current was 8A to maintain the toroid not saturated.

使用脉冲法对成型的大尺寸磁环动态磁性能进行测量，励磁方式和工作中完全一致，在测量脉冲脉宽3.5~4.0μs，重复频率50Hz，初次线圈均为1匝，外径220mm，内径80mm，高60mm，截面积4 200mm^2时，得到磁环实际能够达到的伏秒数为0.007Vs，此时所需的偏磁电流大小为8A。

Disease Moxibustion winter summer a good opportunity, it is used in the acupuncture points on the Application of drugs to treat certain chronic diseases, namely, in the dog day-volt head every day, will be beaten with a good Chinese medicine powder later, made of cream, were affixed to different points on the body, had 4-6 hours to remove, you can play Wenjing Tongluo, Qi and promoting blood circulation, removing dampness and cold-dispelling effect.

三伏天灸是冬病夏治的好机会，它是采用在穴位上敷贴药物来治疗某些慢性疾病的方法，即在三伏里每伏的头一天，将配好的中药碾成粉末后，制成药膏，分别贴在人体不同的穴位上，过4－6个小时自行取下，可以起到温经通络，行气活血，祛湿散寒的效果。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。