無線電定向 的英文怎麼說
中文拼音 [wúxiàndiàndìngxiàng]
無線電定向
英文
directional radio- 無 : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 無線電 : radio; wireless無線電愛好者 radio amateur; amateur radio; 無線電報警 radio warning; 無線電報務員 ...
- 無線 : wireless無線電報 wireless telegram; radiotelegram; 無線話筒 radio microphone ; 無線裝訂 unsewn binding
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For some time the german bombers had navigated largely by radio beacons.
有一個時期,德國轟炸機主要是靠無線電定向信標來導航的。It is guided to its destination by radio and radar control.
它是通過無線電和雷達控制裝置而導向其指定目標的。A radio receiver and directional antenna used as a system to determine the angular direction of incoming radio signals
無線方向探測器一種無線電接收和指向天線系統,用來確定收到的無線電信號的角方向In actual fact, a suitably modified amateur radio transmitter operating in either the 420 to 450 megahertz band or the 1. 3 gigahertz band, with a highly directional antenna, is capable of transmitting voice to skull signals at less cost than the price of an automobile
事實上,一個適當限制在420到450兆赫波段或1 . 3千兆赫波段的帶有高度定向天線的業余無線電廣播發射機,能夠把聲音信號傳給頭骨並且所花的費用比一輛汽車的價格還要少。Deliberate radiation or reradiation of electromagnetic waves so as to impair the usefulness of a specific segment of the radio spectrum that is being used by the enemy for communication or radar
人為地輻射或反向輻射電磁波,使一段特定的無線電波譜的可用性削弱,而這一波譜段是由敵人的通訊或雷達所使用。A dvordme standard international civil aviation organisation ( icao ) radio navigational aid that provides bearing and distance information to aircraft and to define air traffic control routes for en - route, terminal and instrument approachdeparture procedures
這是國際民航組織指定的標準無線電導航設備,向航機提供方向及距離的資料,以確定航路、終端區程序、儀表進場及離場程序等。Doppler very high frequency omni - directional range and distance measuring equipment ( dvordme ) system standard icao radio navigational aids used to provide bearing and distance information to aircraft and to define air traffic control routes for en - route, terminal and instrument approachdeparture procedures
這是國際民航組織指定的標準無線電導航設備,可向航機提供方向及距離的資料,並可以確定航路、終端區程序、儀表進場及離場程序等。Design engineers now selecting pmbldc motors over conventional dc or induction motor drives for the following reasons : 1 ) the absence of brushes results in an essentially maintenance free operation and eliminates the undesirable effects of commutation such as sparks, brush - loss, radio - frequency interference, etc. 2 ) the low inertia of the rotor enhances the quality of the mechanical response of the motor, shortening the acceleration and deceleration time. 3 ) utilizing rare - earth permanent magnet materials with high coercive force results in substantially higher efficiency than their counterpart with brushes of the same size. 4 ) because of the absence of commutation segments, the stator construction is simple
現在的工程師們更為青睞永磁無刷直流電動機是因為以下幾點原因: ( 1 )去除了電刷的永磁無刷直流電動機徹底地免除了維護而且消除了我們不希望的由於換向帶來的火花、電刷損耗以及無線電干擾等等; ( 2 )低轉動慣量的轉子提高了電機機械響應的質量,從而縮短了電機加速和減速的時間; ( 3 )高矯頑力稀土永磁材料的使用使得同樣尺寸的永磁無刷直流電動機比傳統的直流電動機效率高; ( 4 )由於沒有機械換向部分定子的結構簡單了。Far away in a storm-location center, a radio-locater can pinpoint the lightning stroke.
在遠處的暴風探測中心,無線電定向器能準確地給閃電定位。Broadcasting standards of marine radio beacon. differental global positioning system
沿海無線電指向標差分全球定位系統播發標準Radar radio detecting and ranging
雷達無線電定向和測距Radio directive device
無線電定向設備The rationale of the tradition radio direction finding system is introduced. depending on the double - channels interferometer direction finding system manufactured successfully which have got a technical appraisal by technology committee of jiangsu province, the system of single channel interferometer direction finding is discussed particularly. the data and results of the experiment system are presented
本文介紹了傳統的無線電測向的基本原理,在研製成功的雙通道干涉儀測向系統(已通過江蘇省技術鑒定)的基礎上,重點分析了傳統單通道干涉儀測向系統,並給出了實驗數據和結論以及存在的問題。Special function will be implemented by downloading special software into the hardware platform, and the system can be constantly upgraded by continually upgrading the software. the author programs all the software which defines all the functions of if digital receiver taking fm receiving as example, which makes it the if digital unit of ultrashort fm transceiver
通過向這個通用硬體平臺上加載相應的軟體完成特定的通信功能,通過對軟體的升級可以對這個系統不斷升級,作者設計了使這個硬體平臺完成調頻信號數字接收機功能的全部軟體,使這個硬體平臺可以作為軟體無線電超短波調頻電臺的中頻數字化模塊,承擔調頻信號的數字解調。Of or relating to the range of invisible radiation wavelengths from about4nanometers, on the border of the x - ray region, to about380nanometers, just beyond the violet in the visible spectrum
人為地輻射或反向輻射電磁波,使一段特定的無線電波譜的可用性削弱,而這一波譜段是由敵人的通訊或雷達所使用。Software defined radio ( sdr ) has been the trend of the research and development of radio, and its core idea is to provide a software system which can enable reuse and reprogram of common blocks on an universal hardware platform, so as to deal with the traditional inconsistent communication systems and solve the cooperating communication problems
軟體定義無線電臺( sdr )已成為當今及未來無線電系統研究及發展的方向,其核心思想是在通用的硬體平臺上,提供一種具有組件可重用,可重編程等功能的軟體系統,解決傳統通信系統體制不統一,協同通信能力差的問題。R. g. radio direction finding station
定向性無線電指向標By analysis of the intermediate frequency signals which through eight antennae and receiver channels, eight channels radio spatial spectrum direction finding system can reach the purpose of finding radio direction
八通道無線電空間譜測向系統通過分析經過八路天線和接收機通道以後的中頻信號達到確定無線電信號方向的目的。Wireless features : network directed system selection
無線電通信特徵:網路定向系統選擇The rass emits sound waves into the air and determines the temperature by tracking the propagation of these waves using radio
聲波雷達向空中發出聲波,然後以無線電追蹤聲波的傳送速度,從而確定上空的溫度。分享友人