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。
• This method uses the radial basis function neural networks ( RBFNN) to build one-step predictive model for chaotic background signal contaminated by observed noise, and combines the frequency way to process predictive error to detect the weak sinusoidal signal.
  该方法利用RBF神经网络对被噪声污染的混沌背景建立最优一步预测模型，结合频域处理的方法从预测误差中提取微弱正弦信号。
• 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。
• 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。
• On the Chaotic and Fractal Behavior of Background Signal during Submarine Detection with an Airborne Lidar
  激光雷达探潜背景信号的混沌和分形行为研究
• The background signal of ozone is basically eliminated by application of modified multi-group ozone generators and serial gas line.
  使用改进的多组臭氧发光器和串行气路基本上消除了臭氧本底信号；
• 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。
• Research and Design of Communication Dynamic Background Signal Generation System
  通信动态背景信号生成系统的研究与设计
• The factor effect on CIE coordinates error is analyzed, system error caused by standard source transfer is argued and the background signal subtraction method is brought forward. The repeatability error caused by random noise is also analyzed.
  对影响色坐标的各项因素进行了误差分析，分析了标准传递带来的系统误差和基线扣除方法，分析了随机噪声带来的重复性误差。