hz

Inhibitor HZ 1 was synthesized by the reaction of amine and alkylogen.

通过采用胺类和卤代烷反应,合成出在盐水及泥浆介质中具有较好缓蚀效果的缓蚀剂HZ-1.

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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。

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Two kinds of design show more noise reduced below 1000 Hz, one is the air-in filter with only one expand chamber, and the other is with the Helmholtz resonator.

通过对比分析，最终选择了在1000Hz以下的低频消声性能相对较好的两种设计方案：单扩张腔式空气滤清器和Helmholtz共振腔式空气滤清器。

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The frame rate is then 60 Hz.

这时,帧速率为60赫.

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The horn drones , apparently , at 233 Hz , with harmonic atHz, 932 Hz , and 1864 Hz.

这种喇叭发出的嗡嗡声,表面233HzHz, Hz 与Hz的“和谐陪音”.

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The design and application situation about HZ type dust proof airtight cover is introduced.

简要介绍了HZ型防尘密闭罩的研究设计和工程应用情况.

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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

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The horn drones, apparently atHz , with harmonic at 466 Hz , 932 Hz , and 1864 Hz.

这种喇叭发出的嗡嗡声,表面Hz466Hz, Hz 与Hz的“和谐陪音”.

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In Europe, AC is usually generated at 50 Hz.

欧洲的交流电输出频率通常为50赫兹。

《柯林斯高阶英汉双解学习词典》

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。

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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。

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The frequency of the test tone was 300 Hz.

测试声为300赫.

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Motion sensed by the body mainly in the 0.5 HZ ~50 HZ frequency range.

身体所能感知运动的频率范围通常在0.5赫兹到50赫兹之间.

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A measure of sound intensity equivalent to one decibel at 1000 Hz.

一种声强的量度单位,其值等价于1000Hz1分贝.

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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 .

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Effects of 50 Hz Sinusoidal Magnetic Fields on Cell Superoxide Production Rate and Cell Proliferation; adjustable sine conducting magnetic jig

50Hz正弦磁场对细胞超氧产率及细胞增殖的影响

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Web site of Srsnet. You could download RichWin Chinese System to read GB , BIG 5 , HZ Chinese.

四通利方的网站, 不能阅读中文的朋友可以下载四通利方中文系统.

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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。

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Types of Transmission and Reception: Transmission-Voice and 150-Hz squelch tone.

类型传送和接收: 在传输声音和150赫兹压服口风.

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A frequency of one million megahertz, 10000? 200 Hz.

一百万兆赫(兹)频率, 即10000? 200赫(兹).

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The Research of Marketing Strategy of HZ Stock Certificate Consultation Company

HZ证券咨询公司营销策略研究

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Analogue bandwidth is measured in Hertz Hz, cycles per second.

类比式频宽以赫兹测量每秒的传送周期.

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HZ Results ⑴ All the statistical parameters and average factor scores of each item were all significantly higher than the normal group ( U test, P < 0.01).

结果⑴三资企业男、女劳工SCL-90各统计指标、各因子平均分均高于国内常模（U检验，P<0.01）。

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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.

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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。

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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。

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The spectrum level of microseismic noise tends to peak at about 1 / 6 Hz.

微震的噪声谱在1/6赫趋于峰值.

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The horn drones , apparently Hz, with harmonic Hz , 932 Hz , and 1864 Hz.

这种喇叭发出的嗡嗡声,表面HzHz, Hz 与Hz的“和谐陪音”.

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1 Hz horizontal and 4 Hz vertical transducers are used at many stations as supplements.

1赫兹的水平向换能器和4赫兹的垂直向换能器也当作附件用于许多台站.

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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.

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