| 1. | 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。 |
| 2. | In particular, no evidence at all was found for a positively charged equivalent of the electron .
尤其没有发现一种与电子相当的正电荷存在的任何证据。 |
| 3. | Electrostatic attraction will play a major role in the absorption of viruses to positively charged surfaces .
静电吸引在病毒吸附到带正电荷的表面中起主要的作用。 |
| 4. | If one or more electrons are removed, the remaining positively charged structure is called a positive ion .
如果移去一个或多个电子，剩下来带正电荷的结构就称为正离子。 |
| 5. | All positively charged species in solution must be balanced by equivalent numbers of negatively charged species .
溶液中所有带正电荷物质必须被等量的带负电荷物质所平衡。 |
| 6. | An object is positively charged if it has a shortage of electrons, it is negative if it has a surplus of electrons .
一个物体如果缺少电子就带正电荷；如果电子过多就带负电。 |
| 7. | Study on positively charged membranes
荷正电膜的研究 |
| 8. | Protons are positively charged whereas neutrons have no charge at all
其中质子带正电荷，而中子是没有电荷的。 |
| 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. | These particles include positively charged protons and positrons and negatively charged electrons
这些粒子必然包括质子和正负电子。 |
