查询词典 radio transmission

Transmission trackside equipment to a train via balise, loop, radio or other media.

地车传输借助应答器，环线，无线或其他媒介将ETCS信息从任一轨旁设备传送到列车。

At present, Tibet has 137 television and TV video relay stations and television transposer stations, 297 ground satellite stations, 26 radio broadcasting, relay and transmitting stations, and 74 wire broadcasting stations at prefectural and county levels. A broadcasting and television network which covers the whole region and combines satellite and wireless transmission with wire broadcasting has initially taken shape in Tibet.

目前全自治区有电视台、电视录像转播台和电视差转台共计137座，卫星地面接收站297座，广播电台、转播台、发射台共26座，各地县有线广播站74个，初步形成覆盖全区的卫星传输、无线电传输和有线广播传输相结合的广播电视网。

The main aspect that makes wireless security different than security of wired networks is the uncontrollability of physical access due to transmission of data with radio waves.

由于数据的传输，使无线的安全不同胜于以线加强网络的安全的主要的方面以电波是身体通路的无法控制性。

For the production and transmission of radio broadcasts .

广播制造和传送的地方。

The realization monolithic integrated circuit system double audio frequency, this radio has used double audio frequency decoding chip MT8870, demodulates the tonic train signalling from the frequency-modulated signal, and separates the double tonic train signalling from the tonic train signalling to enter the double audio frequency decoding electric circuit implementation letter command to decode, thus carries on the low gear rate using the frequency modulation channel the control command transmission.

为实现单片机控制的双音频解码，本收音机采用了双音频译码芯片MT8870，从调频信号中解调出音频信号，并从音频信号中分离出双音频信号进入双音频解码电路实行信令解码，从而利用调频信道进行低速率的控制指令的传输。

Radio resource can be effectively managed and the transmission information is difficult to be detected and eavesdropped by others.

因此，本文主要针对DS-CDMA移动多用户通信系统，研究改善其系统性能的技术问题。

Anticorrosion engineering: high corrosion and rust engineering, vessel wall aggrandizement anticorrosive chimney brush color ring, cold water tower corrosion, jia steel structure antisepsis, furnace frame anticorrosive, frame anticorrosive, chimney, iron pipe anticorrosion paint anticorrosion, urea prilling tower, cooling tower corrosion and corrosion poison, radio and television tower corrosion, microwave towers, anti-corrosion, anti-corrosion chimney (packet transmission clamp, platform, anti-corrosion, nets) ladder, anti-corrosive, corrosion and corrosion, drmg-crmg road building exterior brush paint, hotel, coal conveying tents, crane bridge anticorrosion construction corrosion.

防腐工程：高空防腐除锈工程、罐体内外壁强化防腐烟囱刷色环航标，凉水塔防腐，钢结构防腐，炉架防腐，网架防腐、管道防腐，铁烟囱油漆防腐，尿素造粒塔、排毒塔防腐，冷却塔防腐，广播电视塔防腐，微波塔防腐，发射塔防腐，烟囱（包箍、平台、爬梯、护网）防腐，储油罐防腐，龙门吊防腐、行车防腐，宾馆、大厦外墙刷涂料，煤棚输煤栈桥防腐，吊机防腐等施工工程。

Valdemar Poulsen demonstrates the first arc radio transmitter for high-quality voice transmission in his Palo Alto laboratory.

1903年，丹麦人波尔森展示了首个弧无线电发射机的高品质语音传输在他的Palo Alto实验室。

Ohms radiating coaxial cable is mainly used in tunnel.mine,subway,high building and high way where there is no direct or good radio wave as signal transmission and transmitting and receiving antennas duplex functions,The cables is characterized with low attenuation,lowVSWR,high power capacity,good signal coupling and corrosion resistance.

50欧姆漏泄同轴电缆主要用于隧道、矿井、地铁、大型建筑内及高速公路、铁路等场合无线电波不能直接传播或传播不良的特殊环境内，兼有信号传输线的发送、接收天线的双重功能。具有衰减低、驻波比低、功率容量高，信号耦合性能优良，抗腐蚀性好等特点。

An integrated radio-over-fiber system with 60 GHz wireless mm-wave transmission by using optical carrier suppression is proposed and experimentally demonstrated.

实验研究了一种采用马赫-曾德尔电光调制器产生60 GHz光毫米波的方法和相应的光纤无线传输系统。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。