等雷線 的英文怎麼說
中文拼音 [děngléixiàn]
等雷線
英文
homobront-
Given the abilities of generating all kinds of ideal and not ideal signals, it has been widely used in the domains of communication, radar, navigation and astronavigation
它可以產生各種理想及非理想的波形信號，是電子工程師、生產線以及教學科研的重要測試設備，廣泛用於通信、雷達、導航、宇航等領域。Bing high power resources of millimeter - wave radiation, based on electron cyclotron maser, gyrotron has been pay much respect in the world for vast applications in many areas such as plasama calefaction, linear accelerators, millimeter wave radar, communications, electronic countermeasure and so forth. prof. liu shenggang began the research on electron cyclotron maser, and later, the group leaded by prof. li hongfu has done much research work on gyrotron also, and later, they have began the research on a kind of gyrotron amplifier - - - - - - gyroklystron
迴旋脈塞器件? ?迴旋管作為大功率毫米波源，在等離子體加熱、線性加速器、雷達、通信及電子對抗等領域有著廣泛的應用前景，因此受到了國際上的廣泛重視，特別是近三十年來，迴旋管得到了快速的發展，並成為了研究的熱門方向。Jiaxing renle electric appliance co. ltd is established in 2002 and is the high - technology company integrated the design, development, production, sales with the service after sales. it specially manufactures the products such as the bellows, bellows connector, cableconnector, plastic covered metal hose and drag chain, which is mainly applied in the indus - tries such as the automlbile wire bundle sheathing, ma - chine tool machinery, electrical locomotive, automotive in - struments and meters, motor and engineering installation. the company has passed the certiflcation of international. iso9001 、 2000 quality mangement system. managing the company strictly and improving the product quality makes our company develops rapidly and the product quality keeps the leading position in domestio market
嘉興市雷諾爾電氣有限公司成立於2002年，是集設計、開發、生產、銷售和售後服務於一體的高科技企業，專業生產波紋管，波紋管接頭，電纜接頭，包塑金屬軟管，拖鏈等產品，廣泛應用於汽車線束護套，機床機械，電力機車，自動化儀器儀表，電機馬達，工程安裝等行業的應用，公司已通過國際iso9001 、 2000質量管理體系的認證，嚴格公司管理，提升產品質量，使我公司得以高速發展，產品質量國內領先。Abstract : based on the principle of mininmum potential and using rayleigh - ritz method, the geometric non - linear analysis of higher bridge piers was solved in this paper. the new concept of equivalent horizontal force proposed by the author may be casily to calculate the second effect, which was produced due to the vertical forces and resisted by the piers and rubber pad bearings incorporately. the simple formula in this paper are applicable to calculate by hand, understood clearly without computation of successive iteration, higher precision and graspable easily for the disigmer therefore it has the practical significance
文摘:根據最小勢能原理，用瑞雷-里茲法解決了高橋墩的幾何非線性分析問題；其次，提出了等效水平力的新概念，可以方便地解決橋墩和板式橡膠支座聯合抵抗垂直力所產生的二次效應問題.筆者提出適合於手算的簡便計算公式，概念明確，勿須迭代運算，精度較高，易為設計人員掌握，因此具有實用價值The torpedo control system structure based on field bus technology has also been studied in this dissertation. presently, ccs is still widely used in the torpedo and there are many problems holdback the development of the torpedo control system, such as emi. by the introduction of the conception of " open bus system " to the torpedo control system, the performance of system can be improved greatly
本文還研究了基於現場總線技術的魚雷制導系統結構，目前魚雷控制和自導系統仍然主要採用集中式控制結構，存在諸多困擾魚雷控制系統發展的問題（如電磁干擾等） ，在魚雷制導系統中引入開放式總線系統概念（即將現場總線引入魚雷制導系統中） ，可以極大地提高魚雷控制系統的性能，解決原先存在的許多問題。Isohyet chart for last hour - based on rain - gauge and radar data
過去一小時等雨量線圖-基於雨量計及雷達數據Connection fitting ( hardware ) is mainly applicable for the connection of the conducting wire of aerial electric power line and terminals of lightning conductor, the connection of offline perch jumper wire and the repair of conducting wire
接續金具主要用於架空電力線路的導線及避雷線終端的接續、非直線桿塔跳線的接續及導線補修等。Exchange non - clearane metal oxidate matter arrester is suitabe for the voltage protection of transformer switch cupboard, vacuum switch etc
交流無間隙金屬氧化物避雷器，適用於變壓器、配電屏、開關櫃、真空開關、輸電線路、電力計量箱、並聯補償電容器、旋轉電機等電壓保護。Radar echoes include echoes of lands, islands, all kinds of moving targets, racon, sart and sea, etc. arpa marks consist of fixed range marker, variable range marker, electronic bearing line, guard zone, heading - line, parallel index ( 4 navigation lines ), vector lines ( or pad ) and past track information of tracked target ships, marks of trial manoeuvres, ect
雷達回波包括陸地、島嶼回波，各種活動目標的回波，雷康、 sart回波，海雜波等。 arpa符號包括包括固定距標圈、活動距標圈、電子方位線、警戒圈、船首線、 pi線、已錄取目標的矢量線以及歷史航跡（或pad ） 、試操船符號等。Phase array radar can scan beams fast by controlling the phase of radiator elements in the antenna aperture surface, which shows many excellences such as agility, change celerity and multifunction. therefore, phase array radar is fit for the necessity of combat readiness
這種雷達通過電的方式控制天線孔徑面上各輻射單元的相位變化，以實現波束的快速掃描，使其具有靈活、變化快速、多功能等優點，適應戰備需要。The elegant selections for this year include : very large array in moonlight, the satellite rescue mission of space shuttle, north america nebula in cygnus, hong kong from space, comet halley in easter island, eagle nebula in serpens, and the supernova 1987a
選輯的十二幅珍貴天文圖片包括：月色下的甚大天線陣太空梭拯救衛星任務天鵝座北美洲星雲太空中所見的香港復活節島上的哈雷彗星巨蛇座鷹狀星雲1987年所發現的超星等。Mr. lam chiu - ying, director of hko, said, " in recent years, hko expended effort in developing public weather services and improving its service quality. the cold and very hot weather warnings, ultraviolet index, wmo s world weather information services and severe weather information centre websites, and lightning location information as a supplement to the thunderstorm warning, are some examples
香港天文臺臺長林超英說：近年香港天文臺努力推動公眾氣象服務的發展及提升服務質素，例如酷熱及寒冷天氣警告、紫外線指數、世界氣象組織世界天氣資訊服務及惡劣天氣信息中心網站、閃電定位資訊以輔助雷暴警告等。It is suitable to be used as the medium to filter the high purity and strong corrosive gas or liquid, the air plug of battery, gasket, seals for medium / low pressure, the waveguide tube pre - heater for boiler, the sealing wash, the cover of big - powered micro - wave antenna, and radar antenna of twt etc
適用於過濾、高純度、強腐蝕性的氣體液體介質、蓄電池上作氣塞、襯墊、中低壓密封元件、鍋爐波管預熱器、密封圈和軍用微波大功率天線罩，以及行饋網路雷達天線等。To improve this ability, a higher cross - range resolution is needed. an inverse synthetic aperture radar ( isar ) achieves high resolution in the cross - range dimension by taking advantage of the motion between radar and targets to synthesize the effect of a larger antenna aperture
逆合成孔徑雷達（ inversesyntheticapertureradar ，簡稱isar ）信號處理對接收到的運動目標的回波信號進行相干處理，等價成一個大口徑天線，很大程度上提高了方位向距離分辨力。The conventional sphere model of earth and circle model of orbit are discarded, and the ellipsoid model and the ellipse model are selected for further research, which achieves a method to determine the target position through the antenna pointing direction. and the spaceborne sar system design and simulation software is brought forth. this software accomplishes sar system coefficients design for antenna area, pulse repetition frequency, signal bandwidth, downlink data rate, radar transmitter power and satellite platform yaw steering
本文從星載雷達的星地幾何關系入手，舍棄傳統星載合成孔徑雷達研究中的球地球模型和圓軌道模型，研究了在地球橢球模型和橢圓軌道模型下由雷達天線確定目標坐標的方法，並在此基礎上研製了星載合成孔徑雷達系統設計與模擬軟體，完成雷達系統天線尺寸、脈沖重復頻率、信號帶寬、雷達信號數據率、雷達發射功率、衛星平臺的偏航牽引等幾個方面的系統參數設計以及雷達多普勒特性、雷達系統模糊、雷達定位及精度的分析，最後完成雷達回波信號的模擬。Angular calibration of radar antenna system is composed of the calibration of angular error sensitivities ( also called directional sensitivity ), adjustment of cross - coupling of azimuth and elevation signals, and the calibrations of system errors such as antenna axial system error, dynamic delay and so on
雷達系統天線的角度標校包括對系統角誤差靈敏度（又稱定向靈敏度）的標定、方位俯仰信號交叉耦合的調整以及對天線軸系誤差、動態滯后等系統誤差的標定。The result can be long distance reception of radio waves that would normally have been far beyond the radio horizon. the equations for ray tracing were given, simulating and tracing electro - magnetic wave duct propagation using spherical layered atmosphere mode, this method is very useful for analysis of radar echo distribution and confirm relation of stratification of atmosphere and ray duct propagation in the process of studying radar second product, introduce a new 3 - d interpolation method. outcome of this method can suit all kinds of density product
在雷達二次產品處理演算法中，討論了一種新的三維插值，比以往在顯示每一個雷達二次產品時，都作一次插值相比，這種方法既節省了總的機時，也提高了每個產品的顯示速度，在討論這種方法后，用幾個產品的實例，說明了這種方法是可行的，並且還討論了等值線的生成原理，在「雷達二次產品處理平臺」下，開發了visualc + +實現程序。And then, the cavity flow is simulated, and the streamline and pressure contour at different reynolds number are plotted, the stream function and location of vortex centers are agree well with the previous results, which indicate the incompressible lattice bgk model is reliable
進而對方腔流的速度場和壓力場進行了計算，繪制了不同雷諾數下的流線圖及壓力等高線圖，得到的迴流渦的位置和流函數的值和現有的數據十分吻合，表明本文不可壓格子模型是可靠的。This paper utilizes masking rate theory to analyze the variation of center zero - level energy, the influence of metallic mesh ’ s different parameters on infrared transmitting ; deduces the relational expression between infrared transmitting efficiency and metallic mesh ’ s parameters ; comes to the conclusion that we can improve infrared transmitting efficiency by increasing
理論研究表明，金屬網柵的周期選擇在200 ~ 400 m之間，線寬不大於10 m ，是較為理想的網柵參數。最後，在實驗室里用1 ~ 20ghz的信號發生器、功率放大器和頻譜分析儀等雷達波檢測設備，對金屬網柵的屏蔽效率進行測試。Since it is a lead wire type device. it can be attached to printed circuit boards. the relay terminal boards. etc. ; it has a space saving shape ; and it is highly economical
由於採用了引腳結構，電源防雷模塊可以直接焊于印刷電路板上、接在繼電器等接線端子上，從而節省安裝空間，經濟適用。分享友人