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diffraction grating的英文翻譯是什么意思，詞典釋義與在線(xiàn)翻譯：
英英釋義
Noun:
-
optical device consisting of a surface with many parallel grooves in it; disperses a beam of light (or other electromagnetic radiation) into its wavelengths to produce its spectrum
diffraction grating的用法和樣例：
例句
- The light is emitted by the laser diode and enters a diffraction grating.
激光束從激光二極管中發(fā)出，射入衍射光柵。 - When the laser beam goes through the diffraction grating, it is split up into a central bright beam plus a number of side beams.
當激光束射入衍射光柵后，被分成一個(gè)中間的明亮光束和一些處于旁邊的光束。
