例文
- もっと例文: 1 2 3
- There are several prominent ultraviolet Balmer lines with wavelengths shorter than 400 nm.
- Balmer lines can appear as planetary nebulae, the Balmer lines are emission lines.
- Balmer lines can appear as planetary nebulae, the Balmer lines are emission lines.
- On this sample, the Balmer lines for heavy hydrogen were seven times as intense.
- Alpha, Beta, Gamma Balmer lines are visible, other lines are indistinguishable from the noise.