AC phase meter 交流相位计
ac phase-phase 交流相
three-phase AC 三相交流电 ; 三订交流电 ; 三相交流 ; 三相交换电
AC phase change AC换相
AC phase lack 交流输入缺相
ac -phase servomotor 两相伺服电动机
Single Phase AC 输入电源电压
ac single-phase power 交流单相电源
AC two phase generator 二相交流发电机
One is power failure, mainly on AC phase-loss consisting of SCR failure, the failure of SCR's trigger circuit , there phases AC switches'failure and the failure of CRDM coil;
对于控制装置故障，主要表现为电源缺相，而导致电源缺相的子事件主要有：可控硅失效、可控硅触发电路失效、三相电源开关失效、电感线圈失效；
An analog signal is composed of four basic components: DC and AC magnitudes, frequency, and phase.
模拟信号由直流和交流分量、频率和相位四部分组成。
The thesis introduces a three phase AC motor's mathematical model in static reference frame and a simulation system for AC motors to develop a vector control inverter system.
针对三相异步电机矢量控制系统的要求，根据在静止坐标系统中异步电机的数学模型，进行了系统仿真。
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