The article introduces a kind of dual threshold frequency control circuit for digital control device.
文章介绍了一种数控装置的双门槛频率控制电路。
A new multi-threshold frequency domain constant false alarm rate detection algorithm for radar fuse was presented.
提出了一种新的雷达引信多门限频域恒虚警率检测算法。
Electrons are ejected from the object only when the frequency of the radiation is greater than a certain minimum value, called the threshold frequency.
仅当辐射频率大于某一最小值即极限频率时，物体才会发射出电子。
So, for example, we were talking about a threshold frequency as in a minimum frequency of light that you need in order to eject an electron from a metal surface.
举个例子来说，我们谈论的临界频率是，光从金属表面逐出一个电子，所需的最小频率。
Identifiers-a highly unique set of distinct values with low frequency per value based on set threshold.
标识符(Identifier)—一组高度惟一的不同值，基于设置的阈值，每个值具有较低的频率。
Most studies could not quantify disease frequency in the general population as they are hospital-based and confounded by variations in threshold and the rate of hospitalization.
多数研究不能把一般人群当中的发病频率给予定量是因为它们是基于医院的并且被混杂在住院率的变化之中。
Then the high frequency subband were processed by the threshold setting method, and the processed signal was reconstructed next.
然后通过设置阈值的方法对高频子带进行处理，接着进行重构。
The relations between the photolysis frequency and the dissociation threshold and between the bottleneck effect and the molecular structure have been discussed.
对瓶颈效应与分子结构之间的关系及解离阈值与激发频率之间的关系也作了简单的讨论。
A frequent item of a data stream is a data point whose occurrence frequency is above a given threshold.
数据流频繁项是指在数据流中出现频率超出指定阈值的数据项。
We can monitor many parameters and characteristics by measuring TEN, such as surge frequency, spectrum width, threshold current, mode jump and stability of output light power.
通过对激光的电噪声的测量可以监测激光器的诸多参数和特性，如弛豫频率，谱线宽度，阈值电流，模式跳变及输出光功率是否稳定等。
Threshold rattling speed not only depends upon the frequency and amplitude of the errors of a gear pair, but also time-varying meshing stiffness and their combination frequency.
齿面误差对拍击门槛转速的影响不仅与自身的变化频率、幅值大小有关，更重要的是与时变频率及其组合频率有关。
Objective to investigate the relationship between minimum contralateral masking level (MCML) and pure tone threshold of the masking ears by the same frequency tone masking test.
目的应用同频音掩蔽试验观察不同个体最小对侧掩蔽级(MCML)与主观纯音听阈之间的关系，进而通过MCML判定被试者主观真实听阈。
An adaptive threshold which is a low frequency passed image based on wavelet multiresolution filters is proposed for binarization, and the result is satisfactory.
提出通过小波多分辨力滤波将滤波以后的低通图像作为图像的自适应阈值进行二值化，获得了比较理想的效果。
The iterative method of frequency estimation based on multi-channels, with high estimation precision, low SNR threshold, is easy to implement with hardware.
多通道迭代的测频算法，具有测频精度高，测频信噪比门限低，具有易于硬件实现的特点。
The frequency domain entropy of communication signal is smaller than that of environmental noise. We use the threshold method to distinguish whether the primary user is present.
通信信号的频域熵较小，噪声的频域熵较大，采用阈值判别法来判别授权频段是否存在授权用户的通信信号。
The accuracy of ring laser gyro is mainly depending on its lock-in threshold and the errors caused by its frequency biasing apparatus.
激光陀螺的精度主要取决于环形激光传感器的闭锁阈值和偏频装置引起的误差。
Finally, the initial threshold is identified and relation matrix is constructed, and the wavelet coefficients of the high frequency subbands are encoded progressively by using relation matrix.
首先确定初始阈值，并构造小波系数的关系矩阵，然后结合关系矩阵对高频子带系数进行逐次逼近量化编码。
In this paper the defects in a new type of high-gain, low-threshold, self-active, self-frequency-doubling NYAB crystal are investigated by optical methods.
本文报告了用光学方法研究高增益、低阈值的新型自激活自倍频的四硼酸铝钇钕(NYAB)晶体的缺陷。
The reason is very simple, balanced mode of the system as "passive" cooling mode, when the CPU temperature exceeds the threshold will reduce CPU core temperature by means of frequency reduction;
原因很简单，平衡模式下的系统散热模式为“被动”，当CPU温度超过阀值后会通过降频的方式降低CPU的核心温度；
Objective to probe into the effects of military noise on the hearing threshold of the speech frequency and high frequency in the elders.
目的探讨军事噪声对老年人言语频率及高频听力的影响。
Besides, the upset threshold power also depends on injected frequency.
扰乱阀值因注入频率不同而存在较大差异。
I filter in time-domain, 2 a simplified algorithm for estimating threshold between interference and others, and a method of attenuating the interference magnitude linearly in frequency-domain.
在频域抗干扰中提出了一种简化的干扰门限估计算法和干扰谱线线性衰减算法，进一步简化了这些算法的实现复杂度。
Methods Functional gain was applied and measurement of aided threshold was made at different frequency.
方法用功能增益法评估助听器效果。
Results:In antipruritus assay, Kochia acoparia-alcohol extract could decrease scratching frequency and duration induced by dextran , and increase itch-threshold of cavy caused by histamine phosphate.
结果：在止痒实验中，地肤子醇提物能明显降低右旋糖酐诱导的小鼠瘙痒发作次数及瘙痒持续时间，并可增加豚鼠耐受磷酸组织胺的致痒阈。
Results:In antipruritus assay, Kochia acoparia-alcohol extract could decrease scratching frequency and duration induced by dextran , and increase itch-threshold of cavy caused by histamine phosphate.
结果：在止痒实验中，地肤子醇提物能明显降低右旋糖酐诱导的小鼠瘙痒发作次数及瘙痒持续时间，并可增加豚鼠耐受磷酸组织胺的致痒阈。
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