background signal

英 [ˈbækɡraʊnd ˈsɪɡnəl]

美 [ˈbækɡraʊnd ˈsɪɡnəl]

本底信号, 背景信号

英英释义

noun

• extraneous signals that can be confused with the phenomenon to be observed or measured
  1. they got a bad connection and could hardly hear one another over the background signals
  Synonym:background

双语例句

• The method for detecting telomerase activity has the advantages of high sensitivity, simple operation and the background signal is low, not prone to false negative results etc.3.
  该方法对端粒酶活性的检测具有灵敏度高、操作简单和背景信号低，不易出现假阴性结果等优点。
• Principle and application of Diffusion Weighted Whole Body Imaging with Background Body Signal Suppression
  背景信号抑制全身扩散加权成像技术的原理及应用
• It is concluded that the RD-PCR is a potential and useful sample labeling method with lower background signal intensities for studying high-density long oligonucleotide microarray.
  RD标记方法是一种有用的低背景信号的高密度长链寡核苷酸芯片样本标记方法。
• By adding apyrase to the reaction solution, the background signal of the three-enzyme system were greatly reduced.
  通过向三酶系统的反应液中力加入apyrase（？）勺方法使背景信号大大降低。
• Because of stronger background signal and noise signal in measured signal of rub impact fault between rotor and stator in rotor system, it is difficult to obtain precise diagnosis result when wavelet transform is used to diagnose this fault.
  由于在转子系统动静件碰摩故障测试信号中背景信号、噪声信号较强，使得在利用小波变换进行故障诊断时，难以得到准确的结果。
• Owing to the eliminating of the background signal compared with traditional signal-on electrochemical sensors by the introduction of the Y junction structure, the present platform could significantly low the detection limits and enhance the selectivity.
  与传统的signal-on传感器相比，本传感器由于Y型结构DNA的引入，提高了选择性，消除了背景电流，显著降低了检测限。
• The background refreshing technology was adopted corresponding to variation of background, so as to guarantee the reality of the background signal and perform vehicle recognition well.
  主要采用了和背景变化相对应的背景刷新技术，保证了背景信号的真实性，可很好地完成车辆识别。
• The background signal of HF wave band achieves the expectant targets in the debugging of the signal electromagnetic environment simulator of the wireless communication system.
  在通信信号电磁环境模拟器的联调中，HF背景信号达到了各项预期指标。
• Depth Profile from the P/ B Ratio and the Dependence of the Background Signal on Binding Energy of X-ray Photoelectron
  从光电子谱的峰背比及背景信号变化获得成分深度分布信息
• In this strategy, peptide probe was conjugated to the surface of graphene oxide by covalently crosslinking method to reduce the background signal.
  这种生物传感技术利用共价交联的方法，将多肽信号探针固定到氧化石墨烯的表面，达到降低背景荧光的目的。