spectra

英 [ˈspektrə]

美 [ˈspektrə]

spectrum 的复数形式之一

TOEFL计算机

柯林斯词典

• （spectrum 的复数形式之一）
  Spectrais a plural form ofspectrum.

双语例句

• The excitation and emission spectra of the sol-gel glasses were measured and analyzed.
  测试并研究了溶胶-凝胶玻璃的激发和发射光谱。
• UV-Vis spectra and electrochemical characteristics of the compound were investigated.
  考察了该化合物的紫外-可见吸收光谱和电化学性质。
• The noise power spectra of the non-contact detection system for LED chips and the noise suppression methods are discussed.
  分析了LED芯片非接触检测系统噪声信号的功率谱，研究了噪声信号的抑制方法。
• The mechanism of the photoinduced electron injection was also discussed through ESR spectra.
  同时通过ESR光谱讨论了光诱导电子注入机制。
• The structure was confirmed by FTIR and NMR spectra.
  并通过质谱、红外谱图和核磁共振谱确认了其结构。
• Thus, the abnormalism of cholesterol in serum can be judged by comparing the absorption and fluorescence spectra.
  研究表明，通过比较待测血清的吸收光谱和荧光光谱可以初步判定血清中胆固醇的含量。
• The structures of the intermediates and product were characterized with 1H NMR and Mass spectra.
  中间体及产物用质谱和核磁氢谱进行了结构表徵。
• He measured the line spectra of atomic hydrogen.
  测量了氢原子的线光谱。
• Continuous spectra are appropriate to the clash of cymbals.
  连续谱适合于描写钹的碰撞声。
• The SERS spectra of serums from the healthy persons and rash patients were measured.
  研究了皮疹患者和健康人血清的表面增强拉曼光谱。