研究生专业外一单元课件.ppt

Chapter 1 Fundamentals of Electric Circuits; current situation 现状，目前形势；现况 current status 当前状态；目前状况 current state 现行状态；初速电流状态 electric current 电流 direct current 直流；[电]直流电 alternating current (AC) 交流电 current density 电流密度；扩散（弥漫）流密度 eddy current 涡流；[电学]涡电流 tidal current 潮流 constant current 恒定电流 current transformer n. 电流变换器 leakage current [电]泄漏电流 high current 电流过高；高强度电流 current control 电流控制；日常检查 welding current 焊接电流 ;current n.（水，气，电）流；趋势；涌流;low voltage 低电压 output voltage 输出电压 voltage stability 电压稳定；电压稳定度 input voltage 输入电压；工作电压 dc voltage 直流电压；直羚压 rated voltage [化]额定电压 voltage control 电压控制 voltage regulator 稳压器；调压器 voltage source n. 电压电源 supply voltage 电源电压；供给电压 voltage drop 电压降落 ac voltage 交流电压；交羚压 voltage transformer 电压互感器；电压变量器 constant voltage 恒定电压；定压 voltage regulation 稳压；电压调整；电压变动率 working voltage 工作电压；工诅压；操作电压 breakdown voltage [电]击穿电压 medium voltage 中压 applied voltage 外加电压 ; voltage n. the rate at which energy is drawn from a source that produces a flow of electricity in a circuit; expressed in volts 2. the difference in electrical charge between two points in a circuit expressed in volts;variable adj. 变量的；可变的；易变的，多变的；变异的， [生物] 畸变的 n. [数] 变量；可变物，可变因素 [ 比较级more variable 最高级most variable ] ;control circuit 控制电路 integrated circuit 集成电路 circuit design 电路设计 circuit board 电路板；线路板 short circuit 短路；漏电 circuit breaker [电]断路器 electric circuit 电路（等于circuit） interface circuit 接口电路 dsdetail:output%20voltage;electron n.电子 an elementary particle with negative charge;electromotive force [电磁] 电动势 ; power n. 功率；力量；能力；政权；势力；[数] 幂 vt. 激励；供以动力；使…有力量 vi. 快速前进 adj. 借影响有权势人物以操纵权力的 (physics) the rate of doing work; measured in watts (= joules/second) ; resistor n. [电] 电阻器 an electrical device that resists the flow of electrical current ;Section 1 Current and Voltage;Section 1 Current and Voltage;Section 1 Current and Voltage;Section 1 Current and Voltage;Section 1 Current and Voltage;Grammar Features ;(1) 广泛使用被动语态; Grammar