 |
| |||
| 〔太阳光谱黄色部分中一组〕夫琅和费谱线 D (D1 及 D2 谱线波长5890.186埃,D3 谱线波长 5876.618 埃) | |||
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips