查询词典 Signal-to-Noise

Simultaneously we may also provide comprehensive reliable whole solution archives and so on signal disconnector, signal recuperation, signal transmitting instrument for the customer.

同时我们还可以为客户提供全面可靠的信号隔离器、信号调理器、信号变送器等整体解决方案。南京总部负责南方客户，北京公司负责北方区客户，请就近联系我们！

In the DQ/EG homogeneous solution, the enhanced emissive CIDEP signal of the neutral durosemiquinone radical DQH(superscript ﹒) was observed. When the DQ/EG solution with pH=9 or DQ/EG/TX-100/H2O micelle system was photolyzed, the CIDEP signal of the duroquinone anion radical DQ(superscript ﹒- was obtained. When the DQ/EG solution with pH=2.5 was irradiated, the CIDEP signal of DQH(superscript ﹒) appeared.

在光解均相DQ/EG溶液时，观察到了以增强发射的中性杜半醌自由基DQH(上标﹒的CIDEP信号；在碱性环境下(pH=9)和TX-100胶束环境下光解DQ/EG体系时得到杜醌负离子自由基DQ(上标-﹒的CIDEP信号；在酸性环境下(pH=2.5)光解DQ/EG体系时，出现的又是中性杜半醌自由基DQH(上标﹒的CIDEP信号。

The first group includes a flame rod voltage, a stop signal for deactivation of the flame ignitor, a fuel supply interruption signal, and an air supply interruption signal.

第一组包括火焰探测杆电压、用于使点火装置不起作用的停止信号、燃料供给中断信号和空气供给中断信号。

And the nonsinusoidal radar signal's space-temporal correlation means, that from one side there is change of signal form depending on radiation or receiving directions, from other side, there is the change of antenna directivity characteristics depending on signal form.

而天线的时空相干性又表明，非正弦波信号的空间位置影响其时域波形，反过来，距离分辨力也影响角度分辨力。

A signal reconstruction algorithm based on the output signal spectrum is studied, the experiment data prove that the algorithm can reconstruct the nonuniformly sampling signal, the research of this algorithm provided theory basis for its application

研究了一种基于系统输出序列频谱的滤波重构算法，通过原型电路的实际数据，证明该算法可以有效地重构非均匀采样信号，为该算法的应用提供了理论基础。

Secondly, the fractional order differentiation of rectangle signal, triangle signal and trapezia signal are carried out, meanwhile the analytical expressions of them are presented in this paper.

给出了一些常用周期信号分数阶微分的解析形式，同时也研究了周期序列的分数阶微分运算的数字实现。

Analysis of IR-drop and electro migration will greatly instruct the design of power supply network and the layout of the signal line. Associate with the research item of Garfiled SoC in our engineering center, we found if we affiliate our signal integrity control flow into the physical design flow, the out of line designs caused by the signal integrity problem reduce a great deal. In this experiment, the amount of violative path is been cut down 60%.

结合工程中心Garfiled SoC芯片研究项目，在后端物理设计流程中加入该信号完整性控制流程，大量减少了由于信号完整性问题引起的设计违规，在本文的实验中，存在时序违规的路径数量减少了60%以上，并将修复的迭代次数从八次减少到三次，加速了时序收敛。

Finally: 73 example patient 149 centrums exhaust oneself, the single centrum exhausts oneself 9 examples, 2 centrum 42 examples, 3 centrum 16 examples, 4 centrums exhaust oneself 2 examples. On T1WI assumes the even low signal or the clutter. On T2WI assumes the even high signal or is promiscuous the high signal, the enhancement scans the non-uniform strengthening.

结果：73例患者149个椎体受累，单椎体受累 9例，2个椎体42例，3个椎体16例，4个椎体受累2例。T1WI上呈均匀低信号或混杂信号。T2WI上呈均匀高信号或混杂高信号，增强扫描成不均匀强化。

E. the optimal signal timing method of the green wave tuning signal control and that of the minimum delay time summation of the average delay time.The thesis gives an analysis of the widely adopted signal control systems such as TRANSYT, SCATS and SCOOT and points out the disadvantages of the systems.

分析了当前世界各国广泛使用的信号控制系统TRANSYT、SCATS、SCOOT的主要技术特征、优点及其局限性，指出了这类集中控制系统在四个方面存在的共同缺陷。

The main reasons and its correlated factors of the photoacoustic signal had been quantitatively analyzed based on signal absorption and photoacoustic rationale. It is found that the changed coupling coefficient of sound source and optical cavity modes which caused by the intensity of incident light absorbed by gas sample is the major reason, and a criterion was put forward for signal saturation depth estimating.

基于气体吸收和光声光谱原理定量分析了光声信号饱和的主要原因及影响因素，分析表明气体样本对入射光强吸收而导致的声源与本征共振模式的耦合系数改变是异常饱和的主要原因，并导出判定光声信号饱和深度的准则以用于判定高浓度气体饱和深度。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。