valence electron
| approximation
| valence electron abbr. | |
| chem. | 价电子; 价电子 |
| approximation abbr. | |
| fin. | 约计 |
| interntl.trade. | 近似数 |
| met. | 略计; 概算 |
| space | 近似; 逼近 |
| sport. | 接近; 近似值; 近似法 |
| wind. | 近似 |
| |||
| 化合价电子; 原子价电子 | |||
| ★ 价电子 | |||
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valence electron : 12 phrases in 4 subjects |
| Chemistry | 4 |
| Electronics | 3 |
| Metallurgy | 4 |
| Plastics | 1 |