hz的例句大全

Working frequency is from 50 Hz to 5 kHz . Measuring function and range change arecontrolled by logic circuit.

工作频率为50赫至5千赫.

Based on researches and tests, the sample size of 5 Hz HCA in Zhejiang University was determined.

在大量研究和试验基础上，确定了浙江大学5Hz空心圆柱仪的试样尺寸。

The frequency of F4 roller chatter mark is 78 Hz, which is caused by stand horizontal resonance vibration.

F4轧辊振纹频率为78Hz，是由机座水平系统共振造成的；

As we all known, frequency range of audibility is from 20 Hz to 20,000 Hz.

我们都知道人的听觉频率范围是从20赫兹到20000赫兹.

Conclusions The artificial limb equipped with myoelectric signals with frequency of 85 150 Hz and amplitude of 220 250 uV can increase real time of the myoelectric signal and practicability.

结论采用频率85～150Hz，波幅220～250V的肌电信号作为电子假肢信号源，可提高肌电信号实时性及假肢的实用性。

In order to increase the reliability of the excitation system for large turbogenerator and improve its response, a 70 KVA, 3,000 rpm and 400 Hz rare earth-cobalt permanent magnet ( REPM) generator has been built as a pilot exciter.

为了提高大型汽轮发电机组励磁系统的运行可靠性和响应速度，我们研制了一台70千伏安、400赫芝，3000转/分的稀土永磁发电机，作为副励磁机。

Evaluation of Hearing Threshold of Lower Frequency in Deaf-mute Children With 40 Hz AERP and Its Influence on Sleeping

40Hz听觉相关电位评价聋哑儿童低频听阈及睡眠对其影响的探讨

Methods ABR and 40 Hz AERP were detected and compared in 401 deaf children ( age under 6-year-old).

方法对6岁以下401例聋儿进行ABR和40Hz AERP测试并进行比较。

Compared with its domestic and overseas counterparts, QLT 17 possessed superior processability and physical properties, such as tensile strength of 13.8 MPa, elongation rate 653% and dielectric constant 2.2 at 50 Hz.

与国内外同类树脂相比，QLT17具有优良的物理性能和加工性能，拉伸强度为13.8MPa，断裂伸长率为653%，介电常数（50Hz）为2.2。

Results The leq ( A) did not exceed about criterion in polystyrene machine, rest room, control room, whereas most sound levels were distributed below 200 Hz by frequency analysis.

结果测量发现聚苯乙烯造粒机、聚乙烯造粒机、休息室。控制室的A计权网络的等效声级均未超过有关的标准，而频谱分析则发现其主要的声强级均分布在200Hz以下。

Collectively, these waves are called'The Schumann Resonance � � , the current strongest at 7.8 Hz.

总体上, 这些波动被称为“舒曼谐振”, 目前最强的振动为7.8赫兹.

Meanwhile, the major features, working principles and use condition of the 0.1 Hz tan δ measuring and voltage withstand testing devices imported from Austria Baur Co. are introduced.

同时介绍从奥地利BAUR公司引进的0.1Hz tanδ测试和耐压试验装置的主要性能、工作原理以及使用情况。

To eliminate the interference of 50 Hz alternating current, a digital high-pass filter is designed.

设计了用于抗50Hz工频干扰的数字 高通滤波器 .

The Research of Marketing Strategy of HZ Stock Certificate Consultation Company

HZ证券咨询公司营销策略研究

Bench top power supply may have a high 50 Hz leakage current even when turned off.

台式电源供应器会有较高50Hz的漏电流产生﹐无论开关电与否.

The result of sequence analysis indicated the virus isolated from Trifolium repens was AMV, tentatively called AMV-HZ.

序列分析表明从白三叶草上分离得到的病毒为AMV，命名为AMV-HZ。

Mega-Hz ~100 Mega-Hz, HR analog video, K-M bit rate.

1兆赫兹~100兆赫兹, 高分率频比视频, 1千比特~1兆比特.

The results show that, with the natural frequency of the seat cushion-human body system reduced from 4 Hz to 3 Hz, set stiffness 1. 85 × 104 N/ m, relative bamp not larger than 0.2, ride quality will be obviously improved.

结果表明，如果将座垫-人体系统的固有频率由4.0Hz降低到3.0Hz左右，刚度取1.85×10~4N/m，相对阻尼不大于0.2时，则GZ6950型客车的整车平顺性可以有较大提高。

However, there was completely opposite effect in 50 Hz and 100 Hz groups.

50Hz和100Hz组出现完全相反的效应（P<0.01）。

Without the consideration of the accumulation of heat, the charge frequencies from 1 Hz to 1 000 Hz have no influence the characteristics of samples.

不计热量积累时1～1000Hz的充放电频率不影响电容器性能。