查询词典 Signal-to-Noise

The control center unit of this control system is based on a general-purpose microcontroller AT89C52, with LSI peripheral hardware including signal sampling unit for angular and wind speed, control output and power driving unit, keypad-display-alarm unit, and serial communication and printer interfacing unit.

采用通用微控制器AT89C52，设计了控制系统的控制中心，采用大规模集成电路开发了转角、风速信号采集单元、控制输出与功率驱动单元、键盘显示报警单元、串行通讯与打印接口单元等硬件系统。

A high Ca zone was first observed in the animal pole right before the first cleavage, then it extended along the cleavage furrow and the Ca(superscript 2+) signal remained high in this region throughout the first cleavage.

在第一次卵裂过程中，斑马鱼胚胎的动物极顶端首先出现高钙斑，然后在分裂沟部位出现高浓度的钙信号，这一信号在卵裂过程中持续存在。

A high Ca2+ zone was first observed in the animal pole right before the first cleavage, then it extended along the cleavage furrow and the Ca2+ signal remained high in this region throughout the first cleavage.

在第一次卵裂过程中，斑马鱼胚胎的动物极顶端首先出现高钙斑，然后在分裂沟部位出现高浓度的钙信号，这一信号在卵裂过程中持续存在。

It is proved that the anode effect can be predicted and positioned by analyzing the vibration signal of poles.

本文的具体工作如下：首先，对阳极振动信号进行了理论分析和实验。

It's looking at the signal for a greater proportion of the time so it finds more anomalies.

因为它看到的信号为更大比例的时间内的信号，所以它可以找到更多异常信号。

Existing research results in various oceanatmosphere coupled models are comprehensively analyzed based on three aspects: the impact of SOFF on global thermohaline circulation and sealevel change and the propagation path of anomalous signal induced by SOFF. A wide range of different viewpoints on the SOFF are summarized; controversial questions are discussed and valuable research directions in the future are suggested. Furthermore, a perspective on the research prospect of this topic under global warming is provided.

从南大洋淡水通量异常对热盐环流和海平面变化的影响以及异常信号传播路径等3个方面系统分析了各种海洋-大气耦合数值模式的已有研究结果，总结了与这一问题有关的各种不同学术观点，对目前存有争议的问题进行了讨论，并对未来有价值的研究方向和全球变暖背景下这一问题的研究前景进行了展望。

Decreasing the apex angle appropriately of the transmitter helps the signal detection when the scattering angle remains unchanged.

计算结果还表明，在散射角和传输距离一定的情况下，适当地降低发射机的仰角可以提高接收机探测到的信号功率和信噪比。

In the paper, the principle and matrix description of the switch is expounded, and the aplanatism of signal lights is also testified, and the insert loss and polarization dependent loss is analysed.

本文将阐述光开关的原理与矩阵分析，论证这种自由空间光开关的等程性，讨论新型光开关结构与性能(插入损耗与偏振相关损耗)。

The algorithm employs low-level spatio-temporal signal processing and the segmentation is based on the analysis of apparent motion, inter-frame pixel value changes, edges, and textural homogeneity of image regions.

该演算法使用低层级的时空信号处理，透过分析画面中所呈现的运动、昼面问像素值的变化、边缘资讯、及影像区域中纹理的一致性，来进行分割。

This paper describes the process of developing signal generator application.

本文是关于以单片机AT89C51为核心芯片的信号发生器的软件开发。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。