Open circuit refers to the state where the circuit does not close the switch, or the wire is not connected well, or the electrical appliance is burned out or not installed well, that is, the entire circuit is disconnected somewhere.
+81794493390
Mar 25, 2022
Open circuit refers to the state where the circuit does not close the switch, or the wire is not connected well, or the electrical appliance is burned out or not installed well, that is, the entire circuit is disconnected somewhere.
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