【机械工程】电路元件，流体静力学【机械工程】电路元件，静态流体的

oil-blast circuit breaker

analog circuit

fault current circuit breaker summation current transformer

edge-triggered bistable circuit【电子】

moulded case circuit breaker

transistor circuit【电子】;transistor circuitry【电子】;transistorized circuit【电子】

monolithic integrated circuit

magnetic blowout circuit break