环状: cyclic annular; ringlike电流: electric current环状电极: ring electrode环状电子束: annular beam环状电阻器: annular resistor镫形环状电极: stirrup shaped loop electrode锯齿波状电流: sawtooth current环状电阻耦合器: resistive loop coupler; resistive-loocoupler三角形环状电极: triangle shaped loop electrode钻石形环状电极: diamond shaped loop electrode电流: current; galvanic current; electric current; electricity; current flow◇电流保护装置 current protective device; 电流饱和 current saturation; 电流倍增 current multiplication; 电流测量 current measurement; 电流测量仪表 current instruments; 电流差动 current differential; 电流常数 current constant; 电流断路器 tie [line] breaker; 电流方向 sense of current; 电流放大器 current amplifier; 电流分配 current division; 电流消耗 current drain; 电流效率 current efficiency; 电流效率测定法 current efficiency determination method; mination method; 电流谐振 current resonance; 电流选择开关 current selected switch; 电流指示器 current indicator板状电极: band electrode; laminar electrode; plate electrode棒状电阻: rod resistance层状电介质: layered dielectric层状电离层: stratified ionosphere带状电极: band electrode; strip electrode; tape electrode带状电缆: band cable; flat cable; ribbon cable; tape cable带状电线: ribbon line; strap wire带状电子束: stripe electron beam带状电阻: band resistance带状电阻器: ribbon resistor粉状电解质: powdered electrolyte杆状电池: rod element冠状电线: corona wire管状电极: pipe graphite; tubular electrode