valence electron
| structure
| valence electron | |
| chem. | 价电子; 价电子 |
| structure | |
| gymn. | 编排; 成套动作 |
| hydroel.st. | 结构物; 建筑物 |
| hydroel.st. од. | 结构; 构造; 装置 |
| met. | 机构 |
| met. од. | 组织 |
| |||
| 化合价电子; 原子价电子 | |||
| ★ 价电子 | |||
|
valence electron : 12 phrases in 4 subjects |
| Chemistry | 4 |
| Electronics | 3 |
| Metallurgy | 4 |
| Plastics | 1 |