hz的例句大全

The 1st lateral frequency of free vibration is 2.097 Hz. It agrees well with test-measured value 1.95 Hz. Both of them are satisfactory with limit value 1.125 Hz defined by Test Specification of Railway Bridge.

计算得到其横向基频为2.097Hz，与实测值1.95Hz吻合良好，且满足现行《铁路桥梁检定规范》相应限值1.125Hz的要求。

The idea was well-known to communication engineers. In the X-system, it was the practice to sample each of the twelve 25 Hz channels fifty times a second.

通信工程师们对这种想法很熟悉，比如说X系统就是每秒对12个25赫兹的频道进行50次采样。

Any Bell Labs engineer would be familiar with the idea of reducing the frequency range of speech, since the telephone cut off sound above 4000 Hz.

贝尔实验室的任何一个工程师，对降低声音的频率范围都很熟悉，因为电话会削去4000Hz以上的声音。

The connection between low temperature tempering parameters and hardness of the cold rolling work rollers after 50/ 250 Hz double frequency induction quenching is introduced A strong negative linear correlativity between the tempering parameters and hardness is shown by regressive equation computation

介绍冷轧工作辊经50/250Hz双频感应淬火后低温回火工艺与硬度的关系，揭示了二者之间的规律，并用回归方程计算方法阐明回火工艺与硬度之间存在强负线性相关关系

A fretting test of overhead electrical conductor was performed on a conductor bending fatigue test system under the conditions of an axial load of 30 MPa, a frequency of 10 Hz and a bending amplitude of 0.8mm.

在轴向静载荷为30MPa，振动频率为10Hz，弯曲振幅为08mm的试验条件下，在弯曲疲劳试验装置上对JL/G1A12526/7架空导线进行微动试验。

The harmonic excitation experiment invokes the frequency from 0. 5 Hz to 20 Hz. Experimental modeling of a middle-rise office building via ambient modal identification is presented.

建立了阻尼器的理论模型并进行了0.5～20Hz的正弦激励试验。通过环境激励模态识别技术对一座中高层新结构大楼环境激励试验建模研究。

Through the low-noise amplifier designed, the spectrum and time figure of the transistor noise at low frequency ( 100mHz~ 1.65Hz) was measured, besides that, the scale invariant range and fractal dimension are calculated with several methods.

利用设计的低噪声放大器，测量出晶体管低频段（100mHz&1.65Hz）噪声的功率谱及时间波形，找出了其无标度区间，并用多种方法计算了分形维。

Materials and Methods: With 50 Hz time-varying magnetic field act on mice, 4 hours every day, after 10 days, the micronuclei rate of mouse bone marrow and blood were determined.

材料和方法：用50Hz交变磁场作用于小鼠，每天4小时，10天后检测小鼠骨髓嗜多染红细胞微核率和血液学指标。

Changing the drive of timing mechanism from timing gear to notched belt can greatly reduce the high and medium frequency ( higher than 500 Hz) radiated noise at front measuring point of the engine.

而将正时机构由正时齿轮传动改为同步齿形带传动，可以大大改善前端测点的500Hz以上中、高频辐射噪声。

Atmospheric Pressure Glow Discharge Using 50 Hz Power Frequency Voltage

用50Hz工频电压产生大气压下辉光放电

When the grid is highly balanced and the inductance of arc-suppression coil is adjusted continuously, thus making the neutral voltage maximum in 50 Hz, the inductive reactance of arc-suppression coil is equal to the capacitive reactance of the grid-to-ground.

当电网高度平衡时，连续调节消弧线圈电感，使中性点工频电压位移达到最大值，此时消弧线圈的感抗就等于电网的对地总容抗，由此计算出电容电流；

Vibrations in the spacecraft below 10 Hz can damage the internal organs, and even threaten a person's life, Yang explained.

杨利伟解释道，10赫兹以下的低频振动会引起人的内脏共振，甚至会危及一个人的生命。

More than 400 mJ, 40 Hz output laser with near diffraction limited beam quality was obtained.

最终获得了重复频率40Hz、单脉冲能量大于400mJ、近衍射极限的高光束质量激光输出。

Industrial experiment results show that the close loop bandwidth of this control system can attain to 10 Hz, which completely meets the needs of continuous casting production.

工业实验研究结果表明，所述的计算机控制系统闭环频宽可达10Hz，能够满足连铸生产的要求。

Systemic administration of R-baclofen alone could also produce an absence-like behavior and electroencephalographic changes with the synchronous spike and wave discharge frequency from 1.25 to 2.33 Hz ( 1.76 ± 0.12 Hz).

静脉单独注射氯苯氨了酸也可引出类失神癫痫发作样行为和脑电变化，棘一慢波频率为1.25～2.33Hz（1.76±0.12Hz）。

Pure tone hearing thresholds of conventional ( 125 Hz to 8 kHz) and ultrahigh frequency ( 8 kHz to 20 kHz) were examined.

测定常规频率（125Hz～8kHz）及超高频率（9～20kHz）的纯音听阈。

Cats purr at a frequency between 20-140 Hz, which is known to have therapeutic effects.

猫发出呼噜声的频率在20-140赫兹之间，众所周知这有治疗作用。

From 1 Hz to 5 KHz, the impedance of blood descen ded 99%.

从1Hz～5KHz范围血液电阻抗下降了99%。

The dissertation discusses the design process of a 1 Hz~ 4 GHz frequency measuring range and high resolution cymometer.

论述了一种频率测量范围为1Hz~4GHz、高分辨率频率计的设计方法。

The dissertation discusses the design process of a 1 Hz~ 4 GHz frequency measuring range and high resolution cymometer.

论述了一种频率测量范围为1Hz~4GHz、高分辨率频率计的设计方法。