Moreover, the Fed’s low-rate commitment is a sign of its concern about the health of the economy—hardly a bullish signal for stockmarkets.
此外，美联储的低利率承诺是对经济健康运行担忧的征兆——不太可能是牛市的信号。
One reason for the expense is perception: students view price as a proxy for quality; universities worry that low fees will signal a second-rate product.
学费提高的原因之一有关人们的看法：学生视学费为教学质量的代表；大学担心学费低让人以为学校是次品。
Moreover, the bank used the occasion to send a signal that it would be in no hurry to raise the base rate, which it brought down to an all-time low of 0.5% in March.
除此之外，英国银行将以此报告为机会传递信息，银行将不会迅速提高基准利率。 基准利率在三月份被下调到有史以来最低的百分之零点五。
Sine signals used as standard signal, sine signal requirements must be more precision, stability and low distortion rate.
正弦信号用作标准信号时，要求正弦信号必须有较高的精度、稳定度及较低的失真率。
Signal sampling system of video communication over network usually has a low sampling rate suffering from the limited bandwidth, so aliasing noise is big problem.
受传输带宽限制，网络视频采集系统的采样率低，欠采样噪声严重。
Experiment results show that in low bit rate environment, the new image compression scheme performs better than JPEG in the aspects of perception and PSNR (Peak Signal Noise Ratio).
实验结果表明该算法在低码率下，相比jpeg，获得了在视觉效果和峰值信噪比方面更好的恢复图像质量。
The simulation result shows that VPSD is a kind of constant false alarm rate detector, which can detect HFM signal effectively in low SNR, and can adapt to the Doppler mismatch very well.
仿真结果表明，周期斜率方差检测器是一种恒虚警概率检测器，在较低信噪比下可有效检测双曲调频信号，并对多普勒失配有很好的适配性。
Use the predominance of new programmable logic chip on digital signal domain lucubrate on the implement with FPGA of speech signal low bit rate coding.
本文利用新一代可编制逻辑器件在数字信号处理领域的优势，对语音信号低码率编码的FPGA实现进行了深入研究。
To provide intelligent instruments with the cheap interface of the standard current sign, the RC low pass filter is used for producing a voltage signal which is proportion to PWM's duty rate from PWM.
为了给智能仪表提供廉价标准电流信号输出接口，可以使用RC低通滤波器，从PWM中分离出与占空比成正比的线性直流电压信号。
Simulating experimental results shown the algorithm is especially suited for surveillance system of low frame rate and can detect the point targets with signal to clutter ratio equal to 2.
模拟实验表明，该算法特别适用于低帧率的红外警戒系统，可检测信杂比为2的点目标。
The algorithm is suited especial for surveillance system of low frame rate and can detect the point targets with signal to clutter ratio equal to 1.
该算法特别适用于低帧率的红外警戒系统，可检测信杂比为1的点目标。
The autofocus algorithm not only need enough precision and computational efficiency, but also need fitting low signal to clutter rate (SCR).
自聚焦除了要有足够高的精度和高计算效率外，还要求能够适应信杂比较低的情况。
On the design of classifier, by introducing support vector machine, Chinese tone recognition rate is improved under low signal noise rate conditions.
在分类器设计方面，通过引入支持矢量机，进一步提高低信噪比下的汉语声调识别率。
Even if the sampling rate is high, the method makes part of a low blood flow signal clearly visible in frequency domain, and more detailed blood flow sonogram can be obtained.
该方法可以在高采样频率条件下实现低流速血流信号的局部可视化，同时由于局部范围内采样分辨率的提高，将获得更细致的血流声谱图。
Provided are audio encoding and decoding apparatuses capable of recovering a high-quality audio signal at a low bit rate.
本发明提供了一种能够在低比特率时恢复高质量音频信号的音频编码与解码装置。
In contrast, this signal would work just fine in a data transmission application where a relatively low error rate could be tolerated.
与此相反，这个信号在数据传输应用中可以正常工作，因为这种应用可以容许有相对低的错误率。
The process-gains of the general receivers of DS/SS can't satisfy a low bit-error-rate if the signal-noise-ratio of input signal is very low.
在输入信噪比极低的直序扩频系统中，常规的接收机获得的处理增益难以满足系统低误码率的要求。
The process-gains of the general receivers of DS/SS can't satisfy a low bit-error-rate if the signal-noise-ratio of input signal is very low.
在输入信噪比极低的直序扩频系统中，常规的接收机获得的处理增益难以满足系统低误码率的要求。
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