amplification

英 [ˌæmplɪfɪˈkeɪʃn] 美 [ˌæmplɪfɪˈkeɪʃn]

n.  扩大(充);膨胀

复数:amplifications

TOEFL化学

BNC.12886 / COCA.17701



柯林斯词典

  1. VERB (通常用电子设备)放大,扩大(声音)
    If you amplify a sound, you make it louder, usually by using electronic equipment.
    1. This landscape seemed to trap and amplify sounds...
      这种地貌好像可以笼住并放大声音。
    2. The music was amplified with microphones...
      音乐声通过麦克风被放大。
    3. 'This is the police,' came the amplified voice from the helicopter.
      “我们是警察,”直升机上传来扩音器中的声音。
  2. VERB 增强;加强
    To amplify something means to increase its strength or intensity.
    1. The mist had been replaced by a kind of haze that seemed to amplify the heat...
      薄雾散了,取而代之的是一种似乎更添酷热的烟霭。
    2. Her anxiety about the world was amplifying her personal fears about her future.
      她对世界的忧虑加剧了她对自己未来的恐惧。

双语例句

  1. This is my way to do variable amplifier, signal amplification, and hope to help everyone.
    这是我做的可变程放大器,放大信号用,希望对大家有帮助。
  2. So Current-mode technology provides a feasible technology to low-noise measurement, amplification and filter for weak fluorescence signal.
    并且,电流模技术为微弱荧光信号的低噪声测量、放大和滤波提供了一条可行的技术路线。
  3. We add amplitude modulation onto the CW laser and measure the modulation amplification between seeding and output laser.
    我们对注入的连续波激光进行幅度调制并且测量了输入输出光之间调制信号的放大倍数。
  4. In regulation of SRC-3 protein expression, there may be other mechanism except for SRC-3 gene amplification.
    在SRC-3的蛋白表达调控中,可能存在着SRC-3基因扩增以外的其它调节机制。
  5. Due to insertion loss, the signal may require amplification.
    由于存在插入损耗,所以信号可能需要放大。
  6. For audio amplification, a class A amplifier can be either single-ended or push-pull.
    对于音频放大,一个A类放大器可单端或推挽。
  7. It is shown that Raman amplification can counteract the effects of two-photon absorption.
    结果表明,喇曼放大可以抵消双光子吸收的影响。
  8. Objective To develop a hybridization signal amplification method for detection of Mycobacterium tuberculosis.
    目的建立结核分枝杆菌杂交信号放大检测方法。
  9. We also developed a new low-noise photodiode signal amplification circuit to further improve sensitivity.
    同时,已经研制了新的低躁声光电信号放大电路,将用于以后的灵敏度改进。
  10. The pod was tested again and the results indicate that the resonance frequency and amplification factor meet the requirement.
    重新进行试验后,结果表明系统谐振频率和放大率都满足要求。
  11. A single-frequency single-polarization narrow-linewidth Erbium doped loop fiber laser and its amplification configuration were demonstrated.
    报告了一个带单级放大结构的单频单偏振窄线宽环形腔结构掺铒光纤激光器系统。
  12. By changing the amplification multiple through DAC signals, the measurement range of the system is improved.
    用DAC芯片程控信号调理电路的放大倍数,提高了系统的测量范围。
  13. Limits for the additional amplification and range of volume control are given.
    该条给出了附加放大的限制和音量控制范围。
  14. Experimental investigation has been done to focus on the broadening and amplification of the chirped pulse.
    实验研究了这套用于产生高能短脉冲激光的光纤前端系统的啁啾脉冲展宽与放大特性。
  15. This paper summarizes the construction principle, resolution power and amplification about the system of compuer-metallographic microscope.
    概述了计算机-金相显微镜系统的建立原则、系统的分辨率和放大倍数。
  16. Amplified circuit. Unidirectional or both-way amplification can be specified.
    放大器电路。可指定单向或双向放大。
  17. Amplified circuit, unidirectional amplification. Right-click for both-way amplification.
    放大的电路,单向放大。右击来指定双向放大。
  18. This Bi-doped fiber is promising for broadband optical amplification and widely tunable laser.
    此光纤有望成为宽带光放大和调谐激光材料。
  19. The fluorescence, mode field and amplification characteristic of the fiber were tested.
    对光纤的荧光特性、模场特性以及放大特性进行了测试。
  20. The design of the audio input signal to the input signal amplification.
    本设计当输入音频信号时,对输入的信号进行放大。
  21. Amplification and analysis of T-DNA flanking sequences in transgenic rice.
    转基因水稻t-dna侧翼序列的括增与分析。
  22. This paper introduces ECG amplification, filtering and so on.
    本文主要介绍了心电信号的放大,滤波等。
  23. FPGA logic controller is used in the class-D amplifier to control the PWM H whole bridge power amplification circuit.
    类放大器采用了改进的方案,即用FPGA作为逻辑控制器实现对PWMH全桥功率放大电路的控制。
  24. They perform no other function, such as the amplification, regeneration or modification of a signal.
    它们不具备诸如对信号进行放大、再生或修正等其他功能。
  25. Requirements of weak extremely low distortion audio signal to large dynamic amplification.
    要求能极低失真地对微弱音频信号进行大动态放大。
  26. It is truly a time of quickening, amplification and indeed celebration.
    它真的是加速、放大和值得庆祝的一年。
  27. Particularly, the dynamics of soliton periodic distributed amplification system is discussed in detail.
    特别地,详细讨论了孤子周期分布放大系统的动力学行为。
  28. The DNA amplification technique is used in genome sequencing, forensics and the diagnosis of various diseases.
    这种DNA的放大技术被用于多种疾病的检验,诊断和基因组序列的测定。
  29. The embryonic DNA was amplified by using pairs of detection primer and an internal primer in multiple-PCR amplification.
    同时设计1对检测引物和1对内标引物用于胚胎性别鉴定,提取胚胎DNA后进行多重PCR检测。

英英释义

noun

  1. (electronics) the act of increasing voltage or power or current

    1. addition of extra material or illustration or clarifying detail
      1. a few remarks added in amplification and defense
      2. an elaboration of the sketch followed

      Synonym:    elaboration

    2. the amount of increase in signal power or voltage or current expressed as the ratio of output to input

        Synonym:    gain