Whoever violates state regulations and installs or uses radio stations (transmitters), occupies frequencies without authorization, and refuses to stop using them after being ordered to do so

违反国家规定,擅自设置、使用无线电台(站),或者擅自占用频率

属类：法学专业-中国法律-刑法

We need frequencies even higher than those we call very high frequency.

我们所需要的频率甚至比我们称之为甚高频的频率还要高。

属类：工程技术-科技英语-

We are asking a network or system to attenuate certain frequencies

我们正在要求一个网络或系统去压制某些频率。

属类：综合句库--

Radio wave: Wave from the portion of the electromagnetic spectrum at lower frequencies than microwaves.

无线电波:电磁波谱中比红外辐射频率更低的电波部分。

属类：IT行业-电子电脑-

The new Intel chipset offers DDR266 main memory capability and 533 MHz system bus, providing support for a range of Pentium 4 and Celeron processor frequencies .

新款英特尔芯片组包含 DDR266主存储器和 533 MHz系统总线,能够支持各种频率的奔腾4和赛扬处理器。

属类：IT行业-功能介绍-四款新型芯片组持续增强奔腾17处理器平台的领导地位

MECHANICAL VIBRATION OF LARGE ROTATING MACHINES WITH ROTATIONAL FREQUENCIES FROM 10 S-1 TO 200 S-1. MEASUREMENT AND EVALUATION OF VIBRATION SEVERITY IN SITU.

旋转频率在10-200转/秒时的机器的机械振动.现场振动强度的测定和评定

属类：行业标准名称-国际标准-NF E90-301-1978

The difference, expressed in hertz, between the two limiting frequencies of a band

一个频带的上下界频率之差,单位用赫兹表示。

属类：综合句库--

A measurement of the difference in cycles / sec between the limiting frequencies of a band in which the attenuation of any frequency,with respect to the central frequency,is less than a specified value(usually half power or three db.

一个频带的上下界频率之间差的一种度量,以周期;秒表示。在该频带中,任何一频率的衰减(对中心频率而言)小于一个特定的值(通常为半功率或3分贝)。

属类：综合句库--

Connectors for frequencies below 3 MHz for use with printed boards. Part 2 : detail specification for two-part connectors with assessed quality, for printed boards, for basic grid of 2,54 mm (0.1 in)with common mounting features.

印制板用的频率低于3MHz的连接器.第2部分:已评定质量的用于印制板的基本栅极点2,54MM(0.1IN)共有固定特性的

属类：行业标准名称-国际标准-NF C93-430-2-1999

Connectors for frequencies below 3 MHz for use with printed boards-Part 14 : detail specification for circular connectors for low-frequency audio and video applications such as audio, video and audio-visual equipment.

印制板用频率低于3MHz的连接器.第14部分:音频、视频和音像设备用低音频及视频圆形连接器详细规范

属类：行业标准名称-国际标准-NF C93-430-14-1999

CONNECTORS FOR FREQUENCIES BELOW 3 MHZ FOR USE WITH PRINTED BOARDS. PART 7 : DETAIL SPECIFICATION FOR CONNECTORS, 8-WAY, INCLUDING FIXED AND FREE CONNECTORS WITH COMMON MATING FEATURES, WITH ASSESSED QUALITY. (EUROPEAN STANDARD EN 60 603-7).

印制板用频率低于3MHz的连接器.第7部分:包括具有一般匹配特性固定和非固定连接器的经质量评定的8路连接器详

属类：行业标准名称-国际标准-NF C93-430-1998

Connectors for frequencies below 3MHz for use with printed boards--Part l: Generic specification--General requirements and guide for the preparation of detail specifications,with assessed quality

印制板用频率低于3MHz的连接器第1部分:总规范一般要求和编制有质量评定的详细规范的导则

属类：行业标准名称-国家标准名-GB/T15157-1994

Connectors for frequencies below 3MHz for use with printed boards--Part 2: Detail specification for two-part connectors with assessed quality,for printed boards,for basic grid of 2.54mm(0.1in)with common mounting features

印制板用频率低于3MHz的连接器第2部分:有质量评定的具有通用安装特征基本网格2.54mm(0.1in)的印制板用两件式连接器详细规范

属类：行业标准名称-国家标准名-GB/T15157.2-1998

Connectors frequencies below 3 MHz for use with printed boards--General rules and guide for the preparation of detail specifications

印制板用频率低于3MHz的连接器总则和制订详细规范的导则

属类：行业标准名称-国家标准名-GB/T9024-1988

It requires a DSL modem, which splits transmissions into two frequency bands: the lower frequencies for voice (ordinary telephone calls)and the upper band for digital data, especially for connection to the Internet.

用户需要数字用户回路调制解调器,将传输分割为两个频带:较低频给语音用(一般电话),较高频给数字资料,特别是网际网络的联机。

属类：IT行业-通讯-

Connectors for frequencies below 3 MHz for use with printed boards. Part 10 : two-part connectors for printed boards for basic grid of 2,54 mm (0,1 in), inverted type.

用于印制板的频率低于3MHZ的连接件.第10部分: 2.54MM(0,1IN)基本栅极的印制板两部分连接件,倒转型

属类：行业标准名称-国际标准-NF C93-430-10-1998

Connectors for frequencies below 3 MHz for use with printed boards. Part 12 : detail specification for dimensions, general requirements and tests for a range of socket designed for use with integrated circuits.

用于印制板的频率低于3MHZ的连接件.第12部分:尺寸的详细规范.用于集成电路的插座设计范围内的试验和一般要

属类：行业标准名称-国际标准-NF C93-430-12-1998

Connectors for frequencies below 3 MHz for use with printed boards. Part 4 : two-part connectors for printed boards, having contacts spaced at 1,91 mm (0,075 in)centres and staggered terminations at that same spacing.

用于印制板的频率低于3MHZ的连接件.第4部分:具有在1,91MM(0,075IN)中心接触空间和同样空间的交错终端的印制

属类：行业标准名称-国际标准-NF C93-430-4-1998

Connectors for frequencies below 3 MHz for use with printed boards. Part 5 : edge-socket connectors and two-part connectors for double-sided printed boards with 2,54 mm (0,1 in)spacing.

用于印制板的频率低于3MHZ的连接件.第5部分:2,54MM(0.1IN)空间的双边印制板用两部连接件和边缘套节连接件

属类：行业标准名称-国际标准-NF C93-430-5-1998

Connectors for frequencies below 3 MHz for use with printed boards. Part 9 : two-part connectors for printed boards, backpanels and cable connectors, basic grid of 2,54 mm (0,1 in).

用于印制板的频率低于3MHZ的连接件.第9部分:2.54MM(0,1IN)基本栅极,后控板和电缆连接件的印制板用两部分连

属类：行业标准名称-国际标准-NF C93-430-9-1998

Connectors for frequencies below 3 MHz for use with printed boards. Part 3 : two-part connectors for printed boards, having contacts spaced at 2,54 mm (0,1 in)centres and staggered terminations at that same spacing.

用于印制板的频率低于3MHZ的连接件.具有在2,54MM(0,1IN)中心接触空间和同样空间的交错终端的印制板两部连接

属类：行业标准名称-国际标准-NF C93-430-3-1998

The periodic variation in amplitude of a wave produced by the superposition of two waves of different frequencies .

由两种不同频率的波叠加在一起而产生的波在某一区域内的周期振动。

属类：综合句库-未分类-

Because radio waves of these frequencies are reflected back to the Earth's surface by the ionosphere, they can be detected by receivers hundreds of miles away.

由于电离层会把这些频率的无线电波反射回地球表面,所以数百上千公里以外的接收器可以检测到它们。

属类：IT行业-通讯-

as each base station uses lower transmitting power, the same frequency can be used in each different cell. Thus there is a high utility rate of frequencies .

由于基站可用较低发射功率,因而相同的频道可在不同的小区内重复使用。这样就提高了频率的利用率。

属类：行业术语-邮电通信-无线通信

At low frequencies , such as 10 per sec., pulsation is sensed rather than vibration

在低频率(譬如每秒十次)时,所感觉到的是脉冲而非振动。

属类：综合句库--

These are the non-fundamental frequency components of a distorted 50 Hz waveform. They have frequencies which are integral multiples of the 50 Hz fundamental frequency.

在畸变的50Hz波形中存在非基频的分量。这些频率是50Hz基波频率的整数倍。

属类：工程技术-电力英语-

In communications,the range of signal frequencies that can be satisfactorily transmitted on a given channel,e.g.the passband on voice grade channels is300-3000Hz.

在通信技术中,在一个给定信道上可以满意地传输信号的频率范围。例如话音级信道上通频带为300-3000赫兹。参阅Hz。

属类：综合句库--

Thin magnetic steel strip for use at medium frequencies .

在中等频率的薄磁钢带

属类：行业标准名称-国际标准-NF C28-940-2001

Radio communication operating at medium or high frequencies was first applied to such fields as broadcasting, maritime mobile and intercontinental communication, where its superiority was evident.

在中频或高频工作的无线通信首先被应用在诸如广播、海事移动通信及洲际通信领域,在这些方面其优势是显而易见的。

属类：行业术语-邮电通信-无线通信

This radio station broadcasts on three different frequencies .

这家电台以三种不同的频率广播。

属类：综合句库--