spectrum n. (pl. -tra ) 1.【物理學(xué)】譜,光譜;波譜;能譜,質(zhì)譜。 2.【無線電】射頻頻譜;無線電(信號)頻譜。 3.【心理學(xué)】(眼睛的)余像;殘像。 4.〔轉(zhuǎn)義〕范圍,幅度;(連續(xù)的)系列。 an absorption spectrum 吸收(光)譜。 a bright line spectrum 線狀光譜。 an optical spectrum 光譜。 a solar spectrum 太陽光譜。 a wide spectrum of opinion 意見的不同幅度甚大。
Abstract : a principle of linear ccd prism spectrometer system used to measure colors is presented . the spectrum sensitivity of the system is measured and its test and verify is finished in experiment . the reasons for error of the system is analyzed and improved method is obtained 文摘:介紹了用于顏色測量的線陣ccd棱鏡光譜儀系統(tǒng)的工作原理,測出了系統(tǒng)的光譜靈敏度并作了實驗驗證,對系統(tǒng)的誤差原因及改進(jìn)措施進(jìn)行了分析。