khz,kiloherz

A unit of frequency equal to1, 000hertz.

千赫兹频率的单位，等于1000赫兹

LD-pumped electro-optic Q-switching master oscillator lasers with pulse repetition rates 1 kHz

千赫兹二极管抽运Nd:YAG激光器

Study on Diamond-Like Carbon Thin Film Deposited by kHz Femtosecond Pulsed Laser;

千赫兹飞秒脉冲激光制备类金刚石薄膜研究

17-40nm High-Order Harmonic Generation Driven by kHz Femtosecond Laser Pulses

千赫兹飞秒激光驱动17-40nm高次谐波辐射研究

LIGO and the other ground-based detectors are sensitive to frequencies from a few tens of Hertz (cycles per second) to a few thousand Hertz.

LIGO和其它的地基探测器对从几十赫兹（每秒的周期数）到几千赫兹的频率都是敏感的。

This picture shows the frequencies18.5-18.7 kHz which were sent from a brain transmitter.

这个图显示了从一个大脑信号传输器传来的18.5-18.7千赫兹的频率。

Mega-Hz~100Mega-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。

Hertz resonator

赫兹共振器赫兹谐振器

tera hertz

兆兆赫兹, 兆兆周

Good morning, Mr. Harz.

早上好，赫兹先生。

You are a range above 100 GHZ it is necessary to do the pyramids from polyfoam imbrued by graphite and suffuse with crystal magnesium seven water.

频率范围在3200赫兹到100千兆赫之间，只简单需要几个钢或铝的简单隔热层。

A frequency of one million megahertz,10 ?12?Hz.

一百万兆赫(兹)频率，即10??12?赫(兹)。

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

一百万兆赫(兹)频率，即10000?200赫(兹)。

Microwave: An electromagnetic wave that vibrates at 1GHz and above. Microwaves are the transmission frequencies used in communications satellites as well as in line-of-sight systems on earth.

微波:振动千兆赫兹或以上的电磁波。它是卫星通信及地面上的即时影像传送系统的播送频率。

hurwitz's criterion

赫尔维兹稳定性判据

QRZ Who is calling me ? You are being called by...[on...KHz(or MHz)].

谁在呼叫我？。。。正在【用。。。千赫（或兆赫）】呼叫你。

The generators provide 200-300 A currents in the antennas, in the frequency range from 20 Hz to 250 Hz.

发生器为天线提供200-300安培的电流，频率从20赫兹到250赫兹。

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

我们都知道人的听觉频率范围是从20赫兹到20000赫兹。