1.
Influence of Alternating Current Frequency to Experimental Result of Static Field Description
交流电频率对静电场描绘实验结果的影响
2.
Electrical Conductivity of Carbon Fiber Reinforced Cement under Different Frequencies of Alternating Current
不同交流电频率下碳纤维水泥基材料的导电特性
3.
Research on the variable speed technology of large power alternating current motor
大功率交流电机变频调速技术的研究
4.
(electronics) produced by heterodyning two oscillations.
（电学）由两股不同频率的交替电流联合产生。
5.
Eventually, they discovered that the alternator in the car was operating at a frequency which was a multiple of that of the radio wave being used for communication.
最终,他们发现车上的交流电机运行的频率正好是和交流电波频率的整倍数.
6.
AC Alternating Current( AC) is electric current that alternates between a positive maximum value and a negative maximum value at a characteristic frequency, usually50 or60 cycles per second( Hertz).
交流交流是指电流在正负最大值之间以特定的频率变动，通常频率为50或60赫兹。
7.
low frequency AC coded track circuit
低频交流电码轨道电路
8.
frequency-DC voltage converter
频率-直流电压变换器
9.
Research on Single Four-quadrant Power Switch Mode Current Source AC/AC Converter with High Frequency AC Link;
单四象限功率开关式电流源高频交流环节AC/AC变换器研究
10.
A set of ac power-supply circuits (usually three) carrying currents of equal frequency with uniformly-spaced phase differences.
一组频率相同,相位彼此相差均匀的交流供电电路(一般是三相)。
11.
AC-electronic motor
离子(变频)式交流电动机
12.
radio-frequency alternator
射频发电机;射频交流发电机;高频同步发电机
13.
Frequency Control System of Slip-frequency phasor for AC Motor Speed control
交流变频调速的滑差频率矢量变频控制系统
14.
Characteristic Frequency Analysis of Audible Noise Source in Transforming Region of UHV AC Test Base
特高压交流试验基地变电构架区可听噪声源特征频率分析
15.
AC electrodeposition frequency dependence of composition and magnetic properties of Fe-Co nanowire arrays
交流电沉积频率对Fe-Co纳米线阵列的成分和磁性能的影响(英文)
16.
3 In the sinusoidal alternating circuit that only contains an inductor, the voltage across the inductor leads the current through it by 90°, and they have the same frequency.
在只含有电感的正弦交流电路中，电压超前电流90°，且它们具有相同的频率。
17.
microcomputer alternating current resistivity instrument
微机化交流电阻率仪器
18.
alternating current motor of an output exceeding 37.5w
交流电动机,功率超过37.5W