A reflective blazed grating is formed by making a toothed blazed grating on the oblique surface of a glass wedge-plate with proper metal coated.是什么意思_A reflective blazed grating is formed by making a toothed blazed grating on the oblique surface of a glass wedge-plate with proper metal coated.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句