| 1. | Proton and neutron form a charge doublet . 质子和中子构成电荷双重态。 |
| 2. | Each strip can be considered a line charge . 每一条可视作一根线电荷。 |
| 3. | Two like electric charges repel each other . 同性的电荷互相排斥。 |
| 4. | They believe that the charge carrier is protonic . 他们相信电荷载体是质子。 |
| 5. | The current is the charge flow per unit time . 电流是每单位时间流动的电荷。 |
| 6. | Unlike charges enhance coagulation . 异性电荷使凝聚增加。 |
| 7. | Each atom would have a very small net charge . 每一个原子都会有一个很小的净电荷。 |
| 8. | Figure 26-7 shows several arrangements of charges . 图267画出几种电荷的分布图。 |
| 9. | By the charge density we mean the per unit volume . 所谓的电荷密度是指单位体积的电荷。 |
| 10. | Charge may be given to or removed from a substance . 电荷可以充入一物质也可以从中移去。 |