threshold frequency的例句大全

Under the same intensity, the threshold shift caused by noise increased with the frequency increased.

在相同的强度下，低频噪声引起的阈移小，高频噪声引起的阈移大。

The watermark embedded in this algorithm is a significant binary image and adaptively embedded according to frequency masking threshold of audio signal. The watermark can be extracted by hypothesis test.

嵌入的水印为视觉可辨的二值图像，水印能根据音频信号的频域掩蔽阈值进行自适应调整，水印的提取采用假设检验的方法。

" If climate change increases the frequency of days when the temperature quickly exceeds the threshold temperature, then entire cohorts of mosquitoes could fail to develop the parasite," said Thomas.

“如果气候变化增加了温度迅速超过极限温度的天的频率，整群蚊子可能无法让疟原虫发育。”Thomas说。

Relationship between high frequency hearing threshold and tinnitus

扩展高频气导听阈和耳鸣的关系

The paper present feature evaluating function based document frequency with minimum term frequency threshold to reduce the proportion of noise features and improving the quality of text categorization.

利用最小词频阈值的文档频特征评估函数减少噪声特征的比例，提高文本分类的质量。

Green-mode which provides off-time modulation to linearly decrease the working frequency under light-load conditions and power limiting which will turn off the transistor when peak current of inductor reaches the threshold current.

同时该电路集成了能在轻负载情况下自动降低频率的绿色模式以及能在电感峰值电流过高时关断调整管的功率限制模块，降低了系统的功耗。

So it imply: The acupuncture combined with computer intermediate frequency can improve pain threshold in patients with acute sciatica.

提示：针刺结合中频刺激治疗法可以提高坐骨神经痛患者痛阈。

below the threshold, the atomic dipole moment oscillates with resonance frequency only.

阈值之下，原子偶极矩以共振频率振荡；

the signal with noise is discomposed to get wavelet of various scales and the section of high frequency is processed in quantity by soft threshold to get it reconstructed.

该方法基于信号和白噪声在小波变换下具有不同的特性，将含噪信号进行多尺度小波分解，采用软阈值方法将其高频部分进行量化处理，再进行重构。

Phenological observation data of plant communities from 1982 to 1996 at 5 sites and a method for phenological cumulative frequency modeling were used to determine the beginning dates of local phenological seasons and their corresponding threshold values of normalized difference vegetation index ( NDVI) in each year.

利用1982～1996年5个站点的植物群落物候观测数据和物候累积频率拟合法，划分各站逐年的植被物候季节，并确定各季节初日对应的当地归一化差值植被指数（NDVI）阈值。

If you change the frequency of the backup job after log shipping is configured and functional, you must update the value of the backup alert threshold accordingly.

如果在配置了日志传送并使之起作用之后更改了备份作业的频率，则必须相应地更新备份警报阈值的值。

Therefore combination of time analysis and frequency analysis is applied. Here, the improved nonlinear wavelet threshold denoising method ( NWS) is used to process testing images.

作者采用时间和频率联合的时频分析对检测结果进行处理，使用改进的非线性小波阈值去噪方法（NWS）对检测图像进行了处理。

the material, method and results of the research on the injury threshold of grey rabbits' retina caused by q-switched and frequency doubled nd3+: yag laser light are introduced in this paper.

本文介绍Nd~（3+）：YAG调Q倍频激光对青紫蓝灰兔视网膜损伤阈值研究的材料、方法和结果。

he masker frequency was then increased to 1060 hz, and the two threshold measurements repeated with all other parameters remaining the same.

然后，将遮蔽频率增加到1060赫兹，当所有变数维持相同的状态下重新测量其遮蔽门槛。

effects of continuous high frequency noise exposure on hearing threshold and structure of cochleae in guinea pigs

高频连续噪声对豚鼠听阈及耳蜗结构的影响

Different alarm forms are used according to different frequency threshold value to reflect the emergency degree.

针对各频率运行限值采用了不同模式的报警,以反映紧急程度.

To transmIt'sound by AC earphone and vibrator, to write minimal hearing threshold in each frequency.

通过气导耳机和骨导振子传声, 由此可判断出人耳在各个频率上所能听见的最轻的声音.

By antidromic stimulation of neurohypophysis and extracellular recording of the antidromically induced action potentials ( APs) in PVN, the threshold, latency and following frequency of antidromic APs of young, adult and old rats were observed.

应用神经垂体逆向刺激，于下丘脑室旁核内用微电极细胞外记录逆向动作电位的方法，观察青、中、老三组大鼠逆向动作电位的阈值、潜伏期及跟随率的变化。

The audiometric zero level has been measured in the frequency range 2-100 Hz, with particular attention to frequencies below 25 Hz. A Direct Determination for Hearing Threshold of Bone Conduction by Using Impedance Head

本文对低频段的听力零级进行了测量，得到了两个不同测试组在2Hz&100Hz频率段的阈值曲线。纯音骨导听力零级的测定

There is a significant difference in the taste threshold between sexes ( P < 0.01), and the difference of the frequency of taste-blindness between Sexes is also significant ( P < 0.05)

男女尝味阈值差异显著（P