电荷守恒定律
词典law of conservation of charge：电荷守恒定律。
1. law of electric charge conservation：law of conservation of momentum 动量守恒定律 | law of electric charge conservation 电荷守恒定律 | lead 导线
2. law of conservation of charge：电流元 current element | 电荷守恒定律 law of conservation of charge | 电源 power supply, power source
3. law, charge conservation：毕欧沙瓦定律 law, Biot-Savart | 电荷守恒定律 law, charge conservation | 库伦定律 law, Coulomb's