電磁輻射場 的英文怎麼說
中文拼音 [diàncífúshèchǎng]
電磁輻射場
英文
electromagnetic radiation field- 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...
- 磁 : 名詞1. [物理學] (磁性; 能吸引鐵、鎳等的性質) magnetism 2. (瓷) porcelain; china
- 輻 : 名詞(車輪中車轂和輪圈的連接物) spoke
- 射 : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
- 場 : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
- 電磁 : [電學] [物理學] electromagnetism電磁安(培) abampere (電磁系電流單位); 電磁泵 electromagnetic ...
- 輻射 : radiation; exposure; radio; beaming
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A ti in an online mind - control forum recommends a web site called “ block emf ” ( as in electromagnetic frequencies ), which advertises a full line of clothing, including aluminum - lined boxer shorts described as a “ sheer, comfortable undergarment you can wear over your regular one to shield yourself from power lines and computer electric fields, and microwave, radar, and tv radiation. ” similarly, a tinfoil hat disguised as a regular baseball cap is “ smart and subtle
一位受害者在網上的一個大腦控制(精神控制)論壇上推薦了一個網站「阻止電動勢」 (電磁波頻率) ,建議一系列的衣服,包括鋁內襯短褲,如此介紹「的確,你可以穿著舒適的內衣,屏蔽普通電纜和計算機電場、微波、雷達、電視輻射」 ,同樣,一個內藏錫帽的普通棒球帽也是「高明的和精巧的」 。Ti in an online mind - control forum recommends a web site called “ block emf ” ( as in electromagnetic frequencies ), which advertises a full line of clothing, including aluminum - lined boxer shorts described as a “ sheer, comfortable undergarment you can wear over your regular one to shield yourself from power lines and computer electric fields, and microwave, radar, and tv radiation. ” similarly, a tinfoil hat disguised as a regular baseball cap is “ smart and subtle
一位受害者在網上的一個大腦控制(精神控制)論壇上推薦了一個網站「阻止電動勢」 (電磁波頻率) ,建議一系列的衣服,包括鋁內襯短褲,如此介紹「的確,你可以穿著舒適的內衣,屏蔽普通電纜和計算機電場、微波、雷達、電視輻射」 ,同樣,一個內藏錫帽的普通棒球帽也是「高明的和精巧的」 。The radiation field of audio - frepuency electromagnetic wave and its application
音頻電磁波輻射場及其天線應用While carrying out the scheme, at first, the basic theory of antenna, array antenna and electromagnetic absorption, the performance parameter of antenna and parabolic antenna are deeply researched. in conformity, the characteristic and calculation of aperture field and near - to - far - field transformation for radiation pattern are detailed analyzed. second, the factors such as, the amount of the antenna elements, mutual coupling between each element, ground and the buildings on earth ' s surface, which affect the performance of array antennas ’ resultant field are stressed discussed
在系統實現過程中,課題首先從天線、陣列天線,以及電磁場計算方法的基本理論著手,分析了天線與拋物面天線的各項性能參數,以及天線的口面場和近-遠區輻射場的特點和計算;進而,更加深入的討論和研究影響天線陣列合成場強的各項因素,包括系統所使用的天線單元個數對陣列合成場的影響、天線單元之間由於互耦造成的影響、傳播過程中地面和/或地面建築物的影響等。Finally, the duality between the gravitational radiation and the electromagnetic radiation is researched because of the similarity between them in the weak field situation
最後,本文考慮到弱場線性近似條件下引力輻射與電磁輻射的類似,故討論了引力輻射與電磁輻射之間的對偶關系。By following approach of haken who quantizes the light field and making use of the quantisation of the electromagnetic field, this paper quantizes the electron wave field and derives the hamilonian of interation between the radiation field and the electron wave field
摘要仿照霍金對光場進行量子化的方法和電磁場的量子化理論,本文對電子波場進行了量子化,推導出了輻射場與電子波場相互作用的哈密頓量。Applying the geographic information systems ( gis ) technology on the basis of data gathering in the fields, the present paper has made an analysis and evaluation over the situation of electromagnetic radiation, over the principal areas, including key residential blocks, protection zones of the historical relics, scenic spots and, particularly, the olympic venue district of the city
在野外數據採集的基礎上,運用地理信息系統( gis )技術,對北京市重點地區(重點居民區、文物保護區、風景旅遊區、奧運場館區)環境的電磁輻射水平進行了分析與評價。According to the characteristic transformation of the eme in the process of its deformation, the stress concentration belt engendered by the coal wedge of the protective coat can be ascertained and the electromagnetic radiation measured result is consistence with the calculation result of the site survey materials
根據煤體變形破裂過程中產生的電磁輻射信號特徵變化,確定了保護層采空區煤柱產生的應力集中帶,電磁輻射測定結果與現場勘測資料計算結果相吻合。5. against the interference of magnetic field electromagnetic radiation and static
電纜具有抗磁場干擾,抗電磁輻射干擾及抗靜電干擾的性能。Recommended practice for an on - site, ad hoc test method for estimating radiated electromagnetic immunity of medical devices to specific radio - frequency transmitters
醫療設備防特定射頻發射器電磁輻射干擾評估的現場特別試驗方法推薦規程The radiant electromagnetic field
這里的電磁輻射場This dissertation is focused on the radiation problems of various kinds of wire antennas mounted on the complex - shaped pec platform and the scattering problems of complex - shaped electrically - large pec targets based on the theory of method of moments
本文主要應用基於電場積分方程( efie )的矩量法( mom )研究復雜形狀的金屬載體上多種線天線的電磁輻射問題以及復雜形狀金屬目標的電磁散射問題。It has a very complete products line, from cat - 5, cat - 6 to cat - 7, from utp, ftp to optic - fiber, information module, patch cord and headband etc. the products number has come to more than 500. it can provide all series of cabling products for the wider users, especially, the ftp cabling system is the expertise of schneider electric. no matter it is workshop that endures strong the electromagnetism radiation interfere, or governmental organs that have high security level requirement and the cabling system can " t product electromagnetism radiation, several patent ftp technologies that schneider electric has can ensure the safety of network
據悉,梅蘭日蘭infra +系列定位於高端客戶群體,以品質著稱,自2001年以來已在法國的本土綜合布線市場佔有率名列第一,擁有非常完整的產品線,從超5類、 6類到7類,從非屏蔽、屏蔽到光纖,以及信息模塊、跳線、面板等等,產品編號已達500多個,可以為廣大的用戶提供全系列布線產品,尤其是屏蔽布線系統更是施耐德電氣的專長,無論電磁輻射干擾強烈的工廠生產車間,還是對網路安全性要求較高、布線系統不能產生電磁輻射的政府機關中,施耐德電氣所擁有的多種專利屏蔽技術都能夠確保網路安全。Using time - dependent mode matched scattering matrix method and based on the theory of the interaction between atom and electromagnetic field, we predict the effect that the longitudinal transport of electron is partly blocked by the lateral emitting electromagnetic wave and give detail analysis of the mechanism and the feature of the effect
第三章我們以光和原子相互作用理論為基礎,用含時模式匹配散射矩陣方法研究了直量子線在太赫茲電磁場部分輻照下的電子輸運性質,並得出橫向電磁輻射對電子縱向運動的阻塞效應。Survey of basic electromagnetic phenomena : electrostatics, magnetostatics, electromagnetic properties of matter. time - dependent electromagnetic fields and maxwell ' s equations. electromagnetic waves, emission, absorption, and scattering of radiation. relativistic electrodynamics and mechanics
簡單介紹電磁學的基本現象:包含靜電學、靜磁學、物質的電磁特性。時變電磁場與馬克思威爾方程式、電磁波、電磁輻射特性(發射,吸收及散射) 。相對電動力學與動力學。In the following section, the thesis demonstrated the robustness of the proposed method in the computation of radiated electromagnetic fields of switched mode power supplies by means of a numerical study on the electromagnetic fields of an electric dipole antenna
應用本文開發基於pml吸收邊界條件三維時域有限差分計算軟體,計算了電偶極子天線的三維輻射電磁場,並將計算結果與解析解進行了對比分析,驗證了時域有限差分法計算高頻開關電源輻射電磁干擾的有效性。A coherent electromagnetic pulse in the range between the far - infrared and microwave region is used as a detection source. the amplitude of the wave is recorded by electro - optical or photoconductive sampling. after fast fourier transform, the amplitude and phase of the wave is given, then the complex refractive index standing for the absorption and dispersion of the material in thz region is extracted
Thz ( 10 ~ ( 12 ) hz )時域光譜技術是20世紀90年代發展起來的一種新型的光譜測量技術,它使用頻率介於遠紅外和微波之間的相干電磁輻射脈沖作為探測源,利用電光取樣或光電導取樣的方法直接記錄thz輻射電場的振幅時間波形,通過傅立葉變換得到測量信號振幅和相位的光譜分佈,進而獲得材料在thz波段的復介電常數,即色散及吸收等信息。Thanks to the support of the national natural science foundation of china under grand no. 50277036 for " the pulse electromagnetic fields and system - level em radiation of electric vehicles ", this thesis concentrated on the design of the variable voltage and variable frequency ( vvvf ) system and the development of a genetic algorithm for vector optimal design problems. the work includes mainly four parts : a brief introduction of the frequency - converter, the emc design of the vvvf system and the national standard of the electromagnetic interference of the vvvf system, the study of global search optimization algorithms, and an improved genetic algorithm called emigration genetic algorithm for multi - objective optimal problems
在國家自然科學基金資助項目《電動汽車脈沖電磁場與系統級輻射的研究》的工作基礎上,本文對電動車電磁輻射關鍵部分? ?變頻調速系統的電磁兼容性設計以及在電磁兼容性設計中涉及到的電磁系統的多目標優化方法進行了系統的分析和研究,其核心內容包括:變頻器工作原理;變頻調速系統電磁兼容性設計及變頻調速系統電磁兼容標準;隨機類全局優化演算法研究;提出了一種改進的遺傳演算法命名為遷徙遺傳演算法。According to practice of transient electromagnetic operators, this paper will introduce a new multi - aperture transient electromagnetic method integrating a lot of simulation experiment data on the base of its primary theory and transmission rule. in the end, result shows this new method can improve so much direction of electromagnetic field that it increases lognitudinal resolving power
本論文根據瞬變電磁法勘探工作者的實踐,利用電磁波運動學特徵在討論其基本原理和電磁波傳播規律的基礎上,結合在論文過程中進行的大量模擬實驗資料,進一步引入了多孔徑瞬變電磁發射場源,實驗結果分析證明採用瞬變電磁多孔徑發射場源改善了輻射場的方向性,提高了瞬變電磁法勘探的垂向分辨力。Presented in this dissertation is a method for computering near - field and far - field characteristics of an em source from its near - field measurements taken over an arbitrary shaped geometry, which can be applied to electromagnetic compatibility problem
本論文介紹應用於電磁兼容問題中的一種電磁輻射源的近場到近場遠場的轉換方法。利用任意近場幾何面上的輻射源的測量數據推算出其近場和遠場輻射特性。分享友人