交流电
alternate───v.（使）交替，（使）轮流；n.替换物，代理人；adj.交替的，轮流的；间隔的，每隔（……天等）的；（一或多个事物）另外的，可供选择的；（两者）互不相容的；另类的，非传统的；（叶、芽）互生的
alternate segment───交错弓形
alternate angle───交错角，错角；内错角；（交）错角
alternate key───备用关键字；[计]替换关键字；备用[辅助]关键字
current───adj.现在的；流通的，通用的；最近的；草写的；n.（水，气，电）流；趋势；涌流；n.（Current）（英）柯伦特（人名）
alternate in───轮流
alternate name───又名
current topics───当前的主题
rated current───[电]额定电流；规定电流
higher the frequency of alternate current, the higher oscillation frequency of the interface between slag pool and metal pool is, and the less amplitude is.───交流电频率越高，渣-金界面的振荡频率越大，振幅随之减小；
This article describes the control principle of soft starter of alternate current electric motor, and the excellence and characteristic than normal starter.───本文阐述了交流电动机软起动控制器的控制原理，与常规的交流电动机起动控制器相比所具有的优点和特点。
switch element generates an alternate current voltage having a quasi-higher frequency from a direct current voltage.───开关元件从直流电压中产生具有第一频率的第一交流电压。
The lamellar morphology of Al - Cu eutectic alloy in electric field (including direct current and alternate current) was examined .───研究了连续电场（包括直流和交流）作用下铝-铜共晶合金凝固组织的形貌。
when the frequency of alternate current of the electric coils is low, the electromagnetic radiation effect will disappear.───当线圈通入交流电频率很低时，电磁辐射效应消失。
The switch element generates an alternate current voltage having a quasi-higher frequency from a direct current voltage.───所述开关元件从直流电压中产生具有第一频率的第一交流电压。
volt and over ultra-high-pressure direct or alternate current transmission and transforming equipment───万伏及以上超高压交直流输变电设备
Research on alternate current transmission technology of high speed locomotive───高速机车交流传动技术的研究
Control principle of soft starter of alternate current electric motor───交流电动机软起动控制器
Diodes are electronic devices which rectify alternating current to direct current.
Tesla was told firmly that he must never so much as mention the subject of alternating current.
This is an alternating current generator.
The design could be improved, he declared, by switching to alternating current.
The Westinghouse Company was badly overextended because of the expensive campaign to put the coun-try on a system of alternating current.
Unlike Edison, Westinghouse was a convert to alternating current.
The change of attitude towards alternating current was certainly helped by the Westinghouse exhibit at the Columbian Exposition that year.
The higher the frequency of alternate current, the higher oscillation frequency of the interface between slag pool and metal pool is, and the less amplitude is.
The alternate current line side realizes the decoupling control of active power and reactive power through double closed loop and the stability of direct current voltages at the same time.