spectra

英 [ˈspektrə] 美 [ˈspektrə]

spectrum 的复数形式之一

TOEFL计算机



柯林斯词典

  1. (spectrum 的复数形式之一)
    Spectra is a plural form of spectrum.

    双语例句

    1. Astronomers will have to collect more spectra from these stars to confirm their suspicions.
      天文学家们必须要从这些恒星上采集更多的光谱来证实他们的推想。
    2. Continuous spectra are appropriate to the clash of cymbals.
      连续谱适合于描写钹的碰撞声。
    3. Furthermore, the characteristics of structural phase transition were investigated with the infrared absorbance spectra methid.
      进一步用红外吸收谱研究了体系的结构变化特征。
    4. Their structures havebeen characterized by elemental analysis, ms, IR and1 HNMR spectra.
      通过元素分析、谱、外光谱和核磁共振氢谱对两种化合物的结构进行了表征。
    5. The materials 'best form were conformed by the studies of excitation and emission spectra.
      通过材料的激发和发射光谱研究,确定了材料的最佳组成。
    6. The powder was characterized by XRD, FT-IR and Raman spectra.
      测定了粉体的X衍射、红外和拉曼光谱。
    7. Structures and Vibrational Spectra of Adenine and Protonated Adenine
      腺嘌呤和质子化腺嘌呤的结构和振动光谱
    8. Its fluorescent emission spectra were measured and the main transition channel were recognized clearly.
      测量了它的荧光发射谱,搞清了它的主要跃迁通道。
    9. The absorption spectra and photo damage thresholds of crystals were measured.
      测试晶体的吸收光谱和光损伤阈值。
    10. We have studied the dispersion and optical transmission spectra of the dual-periodic one-dimensional photonic crystals.
      计算了厚度调制的双周期一维光子晶体的色散关系和透射谱。
    11. 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。
    12. Discrimination technology for bacillariophyta and pyrrophyta was established by chlorophyll fluorescence excitation spectra of phytoplankton.
      基于浮游植物活体叶绿素荧光激发光谱建立了硅藻和甲藻的识别测定技术。
    13. 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。
    14. Fourier transform infrared ( FTIR) spectra of chloroform gas with different concentrations were measured under different resolutions.
      测量了不同分辨率下不同浓度氯仿气体的傅里叶变换红外光谱(FTIR)。
    15. The application of the UV spectra in the interaction of DNA and metal complex was summarized.
      概述了紫外光谱法在研究金属配合物与DNA相互作用中的应用。
    16. 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。
    17. This relation between the frequency and the field spectra was noted experimentally.
      实验上已经发现频率和场频谱之间的这种关系。
    18. He measured the line spectra of atomic hydrogen.
      测量了氢原子的线光谱。
    19. Their infrared reflection spectra were measured at room temperature.
      在室温下测量了这些样品的红外反射光谱。
    20. The spectra and photophysics of2-aryl-benzoxazole derivatives have been studied in this work.
      对2-芳基苯并唑衍生物的光谱及光物理行为进行了研究。
    21. Spectroscopy is basically study of spectra and spectral lines of light.
      光谱学是研究光线的光谱和光谱线的。
    22. 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。
    23. 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。
    24. 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。
    25. The films were characterized by fluorescence and IR spectra.
      用荧光、红外光谱对薄膜进行表征。
    26. Some common methods in proteins fluorescence spectra are reviewed and new techniques of fluorescence spectroscopy are introduced.
      文章综述了常见的蛋白质萤光光谱的研究方法,并介绍了几种萤光光谱新技术。
    27. 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。
    28. The noise spectra of ultrasonic cleaners are measured by two methods, and the noise characteristics are discussed.
      应用两种方法测量了超声波清洗机的噪声频谱,讨论了超声波清洗机的噪声特性。
    29. 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。