| 1. | Therefore the whole atom is neither positive nor negative .
因此，整个原子，既不带正电，也不带负电。 |
| 2. | Experience shows that the positive electrode always burns away more rapidly than the negative .
经验表明，正电极比负电极烧蚀得快得多。 |
| 3. | Alpha particles are positively charged helium nuclei obtained from natural radioactive decay .
粒子是从天然放射性蜕变得到的带正电的氦核。 |
| 4. | The drops are usually negatively charged, but occasionally one with a positive charge is found .
这些油滴一般都带负电，但偶尔也发现有带正电的。 |
| 5. | Thus, glass becomes positive, while the silk with which the glass was rubbed becomes negative .
例如，玻璃与丝绸摩擦时，玻璃带正电，而丝绸带负电。 |
| 6. | Polarity : positive going input decrease intensity
极性:正电压控制亮度越暗 |
| 7. | Study on positively charged membranes
荷正电膜的研究 |
| 8. | A positive electric charge
正电正电荷，阳电荷 |
| 9. | The plate of the capacitor having lost some electrons will be positively charged
失去一些电子的电容器板就会带正电。 |
| 10. | Kapwr keep alive power
保持电源送正电 |
