光谱

• Spectroscopic emulsion should be stored in a dry, oxygen-free environment .
  光谱测量用的乳胶应贮存在干燥、无氧的环境中。
• The solar energy used by plants comprises a small part of the total spectrum .
  植物所利用的太阳能只是总光谱中的一小部分。
• In practice the identification of lines in a star's spectrum is not so easy .
  实际上，要辨认恒星光谱中的谱线并不那么容易。
• The diffraction method is appreciably lower than that of the spectroscopic method .
  衍射法的精确度显然低于光谱法的精确度。
• These clouds show spectra remarkably similar to those of the illuminating star .
  这些云的光谱与照射它的亮星的光谱极其相似。
• The range of the spectrum in which heat is radiated mostly lies within the infrared portion .
  辐射热的光谱段大部分落在红外区。
• It was surprising when the alkali spectra showed unmistakable doublets .
  当碱金属光谱显示出不容怀疑的双线结构时，是令人惊奇的。
• A star that has this kind of spectrum reveals at once something of its structure .
  具有这种光谱的恒星，马上就展示出它的一些结构。
• Motion of a star across the line of sight causes no change in its spectrum .
  恒星横越视线方向的运动，在它的光谱中不会引起什么变化。
• Photographic silver halide emulsions are spectrally sensitized with a tricarbocyanine dye .
  照像卤化银乳剂是用三碳青染料进行光谱增玉的。