英语词汇“diffraction grating”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

diffraction grating n. a plate (typically of glass or polished metal) ruled or ridged with very close equidistant parallel lines, which produces a spectrum by the diffraction of light passing through or reflected by it.

ΚΠ

1857 London, Edinb. & Dublin Philos. Mag. 4th Ser. 13 125 We take a diffraction grating with parallel slits, which, for the sake of shortness of expression, I will assume shall stand vertical.

1890 C. A. Young Elem. Astron. vi. §193 The essential part of the apparatus [sc. a spectroscope] is either a prism or train of prisms, or else a diffraction ‘grating’.

2007 G. Andersen Telescope vi. 74 Astronomers prefer to use diffraction gratings to get a wide spread in wavelengths.

单词	diffraction grating
释义	> as lemmas diffraction grating diffraction grating n. a plate (typically of glass or polished metal) ruled or ridged with very close equidistant parallel lines, which produces a spectrum by the diffraction of light passing through or reflected by it. ΚΠ 1857 London, Edinb. & Dublin Philos. Mag. 4th Ser. 13 125 We take a diffraction grating with parallel slits, which, for the sake of shortness of expression, I will assume shall stand vertical. 1890 C. A. Young Elem. Astron. vi. §193 The essential part of the apparatus [sc. a spectroscope] is either a prism or train of prisms, or else a diffraction ‘grating’. 2007 G. Andersen Telescope vi. 74 Astronomers prefer to use diffraction gratings to get a wide spread in wavelengths. extracted from diffractionn. < as lemmas
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