查询词典 Signal-to-Noise

In this paper, it is proved that the polar signal obtained from the symbolization of an ergodic random signal is stationary and that the autocorrelation function of the polar signal is ergodic.

本文证明了各态历经的随机信号经符号化处理后，得到的极性信号是干稳的，极性相关函数是各态历经的。

Sound source signal and treatment: The key part of the system is a 12 channels attunement of the PV series .Cooperating with signal from the platform, DVD signal, the compere can give a speech through the UHF wireless microphone or microphone on the desk. And wireless microphone can be used when in the question and answer part.A sound feedback suppresser will be used in the system, so it can improve the sound emitting plus.

音源信号及处理部分；采用美国百威公司的PV系列的12通道调音台作系统心脏，配合来自讲台的电脑信号、DVD播放信号，主讲人采用UHF频段的手持式无线麦克风及台式麦克风发言，并设置手持无线麦克风作为提问使用，系统添置声反馈抑制器使传声增益得到最大的提高。

Through analyzing, oil pressure signal, arm vibration signal, motor cutting current signal, torsional moment and torsional vibration signals of drum shaft are collected as the information resources of multi-sensor.

鉴于此通过分析提出，拾取调高油缸压力信号、摇臂振动状态信号、截割电机的电流信号、滚筒轴的扭矩信号、滚筒轴的扭振信号等作为多传感器融合的信息源。

The left and right turn signal indicator lamps give an indication when the turn signal circuits are activateThe lamps are hard-wired in the instrument cluster, and are completely controlled by the turn signal and hazard warning (multi-function) switches.

当转向信号电路起作用时，左右转向信号指示灯将发出指示。此灯在仪表组中是硬连线的，完全由转向信号和危险警示开关控制。

The left and right turn signal indicator lamps give an indication wh the turn signal circuits are activateThe lamps are hard-wired in the instrument cluster, and are completely controlled by the turn signal and hazard warning (multi-function) switches.

当转向 信号电路起作用时，左右转向信号指示灯将发出指示。此灯在仪表组中是硬连线的，完全由转向信号和危险警示开关控制。

Results The sensitivity and specificity of "three antibodies method" for detection of Y chromosome signal in brain tissue is 85.67% and 100%, respectively; the sensitivity and specificity of direct tyramine signal amplification method for detection of Y chromosome signal in brain tissue is 92.82% and 100%, respectively.

赵春礼1；邹西峰1，2；蔡青3；高尔静3；刘玉军1；赵焕英3；张进禄3；徐群渊11。首都医科大学北京神经科学研究所，北京市神经再生修复研究重点实验室，教育部神经变性疾病重点实验室 2。华北煤炭医学院附属医院神经外科 3。首都医科大学医学实验与测试中心

Numerical calculation for sinusoidal signal, Gaussian periodic signal and square periodic signal is performed. The results show that zero-broadening slow and fast light is achieved using this optimized Brillouin comb gain for the three types of periodic signals, and the validity of the universal formula is proved.

通过对正弦信号、周期性高斯信号和周期性方波信号的数值计算，结果表明，利用该优化的梳状布里渊增益谱可实现这三种周期信号在零展宽下的快慢光，证实了所得普适公式的正确性。

Said invented method for and device adopt MCU or logic or logic chip detecting said ringing current signal, backboard ringing current signal and mutual sent signal, and sequential control sequential control, avoiding switch device hard switching and arcking, raising switch device and backboard reliability.

本发明方法及装置通过采用MCU或逻辑芯片检测本板铃流信号，背板铃流信号和互送信号，并采用时序控制，避免了在铃流开机和切换时的开关器件硬切换，以及铃流的在开关电路切换时的拉弧，提高了开关器件的可靠性；而且把开关电路从通讯设备插框背板转移到单板上来，提高了背板的可靠性，降低了后续的维护和检修困难。

Address and access the requested memory location,the microprocessor asserts aREAD control signal,The READ signal is a signal on the control bus which the

当微处理器为存储器留出充足的时间来对地址译码和访问所需的存储单元之后，微处理器发出一个读控制信号。

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。

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。