| 单词 | k line |
| 释义 | > as lemmasK line K line n. in a spectrum, a prominent line partly caused by calcium. ΚΠ 1902 Encycl. Brit. XXXII. 780/2 The H and K lines of calcium are observed at the highest elevations reached by solar prominences. 1921 Discovery Sept. 227/2 Tin atoms can be made to suit a certain series of ‘lines’ known as the K series. 1921 Discovery Sept. 228/1 The K lines of tungsten. < as lemmas |
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