方向開關 的英文怎麼說
中文拼音 [fāngxiàngkāiguān]
方向開關
英文
direction switch-
The thesis introduces the process of the equipment developing and analyses the direction of the theory research on automobile fault diagnosis ( afd ), based on a large of the abroad and domestic information
本文在廣泛收集國內外汽車診斷技術發展及現狀等有關資料的基礎上，全面論述和系統分析了汽車診斷設備的開發和診斷理論的研究成果及方向。In all kinds of switches, thermo - optical switch, mems switch, liquid - crystal switch and air bladder switch are the trend of large - scale switch array, and lithium niobate electro - optical switches and electro - optical polymer switches are the trend of fast switches
在各種光開關中，熱光開關列陣、微機械光開關列陣、液晶光開關以及氣泡式光開關列陣由於集成度較大，因而將是大規模陣列光開關的發展方向。And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed
研究結果如下：首先針對荒漠化地區的地物特徵，對高光譜數據不同波段的數據質量、波段組合進行了評價，提出了適用於荒漠化監測的基本波段選擇集；初步了解和掌握了研究地區的地物光譜特性及變異規律，進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎；發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象，對于譜形相似而整體反射率的值相差較大的兩類地物，通過引入均值和方差圖像參與分類得到解決；研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段，這些波段與植被生物量和蓋度都有密切的關系，是開展精細植被分類研究和植被定量反演的重要基礎；像元的導數光譜分析可以消除土壤背景的影響，是進行植被生物量和蓋度定量反演的有力工具；建立了荒漠化監測主要評價因子的定量反演模型，並分析了模型的適用性。In this dissertation, by virtue of self - developed test system, the studies on the optical and electric properties of oled of little molecule with different material, configuration manufactured with different processes have been presented. concepts of chromatics and the mechanism of carrier transportation in the semiconductor device have been applied here to qualitatively analysis and interpret the result of measurement. some interesting conclusions have been given which will be helpful in the further optimization of the performances of oled
在oled研究過程中，對器件性能的表徵工作起到十分重要的作用，本文利用自主開發的測試平臺（包括軟體、硬體的搭建） ，對不同材料、結構、工藝的小分子oled器件進行了光學、電學性能的測試和評估，並依照色度學、半導體電輸運等理論成功的對測試結果作出了定性分析，揭示了制約器件工作性能的相關因素，為器件性能的進一步優化奠定了基礎、指明了方向。Based on the thorough investigation of the post - regulation and efficiency in multiple output switching - mode power supplies, an optimal combination topology for multiple output switching converter is presented in this thesis, which is consisted of forward converter with active clamp ( fac ), synchronous rectification ( sr ) techniques and magnetic amplifier technique ( magamp )
本文通過研究分析近年來多路輸出開關電源輔助輸出電壓調節和提高效率的方案，面對開關電源朝著輸出低電壓大電流方向發展的趨勢，提出多路輸出開關電源新的拓撲優化組合模式? ?有源鉗位正激變換器、同步整流技術、磁放大器。Owners of all private buildings aged 5 years or above to engage qualified persons to inspect and repair their windows located in both common parts and private premises, openable and fixed once every 3 years and to submit reports to bd
凡樓達5年或以上的私人樓宇，業主須聘請合資格人士，每3年檢查和維修窗戶包括樓宇內公用及私人地方的窗戶，不論窗戶本身可否開關，並向屋宇署提交報告Owners of all private buildings aged 5 years or above to engage qualified persons to inspect and repair their windows ( located in both common parts and private premises, openable and fixed ) once every 3 years and to submit reports to bd
凡樓齡達5年或以上的私人樓宇，業主須聘請合資格人士，每3年檢查和維修窗戶（包括樓宇內公用及私人地方的窗戶，不論窗戶本身可否開關） ，並向屋宇署提交報告一次過檢驗窗戶Finally, it will bring about the transformation of the education mode of thinking. all these are doing a work of prerequisite cretique in educational mode of thinking, so it will lead education research methodology from abstractionism to practicalism
在完成對傳統的教育理論思維方式的關鍵制約因素? ?教育理論悖論本性看法轉換的基礎上，完成教育理論研究思維方式的轉換，開始轉向以「實踐為中介」的教育理論研究階段。The second, at the high frequency primary coil, when switch turn on with control signal ( the spwm pulse is modulated ), in the positive or negative semi - period of low frequency modulation signal, transformer coil with same direction voltage. the magnetic flux of transformer core will increase step by step. at the end, it leads to magnetic flux saturation
二、在高頻變壓器原邊，當開關管接收控制信號脈沖列（經調制的spwm波列）導通時，在低頻調制信號的正半周或負半周內，施加在變壓器繞組上的是同一方向的電壓，變壓器磁芯中的磁通可能將級進地逐漸增加，導致磁芯飽和，造成磁偏或單向磁化，導致低頻電信號放大失真或由於很大的磁化電流而無法正常工作。This article can help you to comprehend the construction scheme and key technique of the post suboffice enveloping and mailing network management system. in programming field, this article also gives a deep discussion, which can help to solve a frontier problem that software ' s developing productivity can restrict computer application ' s advancing. you can also understand powerbuilder on its key techniques and kernel resolution from another point of view
本文全面介紹了郵政支局封發投遞網路管理系統的實現方案和關鍵技術，在軟體方面對新興的面向對象的編程語言進行了深入探討，從而解決了應用軟體的開發生產率制約計算機應用發展的尖端問題；並從側面介紹了powerbuilder開發的關鍵技術和核心問題的解決方案。With the developing of enterprise. workflow among company become more and more complex, the way of processing transition of work flow by artifical method is becoming unadaptable to economic benefit and requirement of enterprise, and because the fast development of information techonogy. many companys and enterprises construct their information system in succession. since technology about workflow was researched in 1984. workflow management systems of different function and construction have appeared one after another
隨著企業不斷地成長，公司內部的作業流程更趨復雜，傳統以人工處理流程傳遞之方式已不符合經濟效益與企業需求，且由於近年來信息技術日新月異，因此許多企業紛紛朝向信息化與電子化的方向建立其信息系統。自從1984年開始研究工作流程相關技術以來，不同功能與架構之工作流程管理系統紛紛出現。Small rodents to collect homogeneous whole cheese cake and around the world, while there are many difficulties to overcome, oh you to help it operate guide : keyboard control key mobile, m opened map
小地鼠為了收集整個芝士蛋糕而奔走世界，途中有許多難關要克服哦!你也來幫忙吧操作指南：鍵盤控制，方向鍵移動， m打開地圖，空格鍵拾取道具，但是每次只能帶1個哦Introduction : small rodents to collect homogeneous whole cheese cake and around the world, while there are many difficulties to overcome, oh you to help it operate guide : keyboard control key mobile, m opened map
攻略：小地鼠為了收集整個芝士蛋糕而奔走世界，途中有許多難關要克服哦!你也來幫忙吧操作指南：鍵盤控制，方向鍵移動， m打開地圖，空格鍵拾取道具，但是每次只能帶1個哦In the fourth chapter, it expatiates the whole steps of implement. in the fifth chapter, it recommends the testing on the web and local area network. in the last chapter, it summarizes the merit and shortcoming of the system and puts forward the orientation of improvement
第一，介紹了考試系統設計開發的背景與意義;第二，論述了與考試系統有關的理論和技術基礎:第三，從邏輯設計角度對系統進行細致的介紹;第四，詳細闡述了系統實現的全過程;第五，介紹了在網際網路上對系統進行測試與試用的情況:第六章，對系統的優缺點進行了總結，提出了改進的大致方向。This switched parasitic yagi - uda antenna uses a yagi - uda antenna as its prototype, and can change radiation pattern by the control of rf switch which is placed at the center of its reflector
該開關八木天線以八木天線為原型，通過八木天線反射器中部的微波開關控制反射器的通斷來改變開關八木天線的方向圖。The characters of this antenna lie in three points : using yagi - uda antenna to obtain antenna gain through the radial direction ; making full use of the space of the base station along the z - axis direction to get array gain ; arranging the antenna array properly to achieve pattern diversity in azimuth plane
其特點集中體現在三個方面:在天線徑向通過八木天線的形式獲得增益;充分利用基站空間在z向組成陣列獲取陣列增益;利用開關八木天線方向圖可重構的特性，通過合理的布局，在方位面內實現角度分集。To increase the bearing accuracy of amplitude - comparison, the multi - channel system was chosen, the angle of reaching of moving antenna pattern serial was estimated from the frequency domain using the phase - delay estimating method, and at the same time, the selection of antenna, quantization of signal and touch switches were optimized in concrete engineering practice, and so the requirement of the index was satisfied
為提高比幅測向的精度，選用多通道體制，採取相位延時估計法從頻域來估算移動天線方向圖系列的達到角，同時在具體的工程實現上對天線選取、信號的量化、去摸開關等進行優化，從而滿足指標要求。Aiming at the popularization and application of the new - typed scaffold and frame together with the problems of the general concern, the author expounds 8 suggestions. for example, the use of the plywood formwork and the steel - lined formwork should be the developmental direction of the formwork technology of our country ; the development of the high quality plywood formwork and the adoption of the low - alloyed steel tube scaffold will substitute usual ones ; the supervision and the management of the new production must be strengthened gradually, etc
針對我國新型模板和腳手架推廣應用過程中，大家關心的問題，闡明了膠合板模板和鋼框膠合板模板應是模板技術的發展方向、開發高質量的竹膠合板模板、採用低合金鋼管腳手架逐步取代普碳鋼管勢在必行及加強產品質量監督和管理等8點意見。The surface of natural fracture ( crack ) is parallel to the orientation of maximum principal stress. the principle orientation of anisotropic permeability reservoirs agrees with the orientation of the maximum principle stress. many engineering problems ( e. g. bore - hole stability, casing deformation failure during drilling, reasonable arrangement of wells, the optimum design of hydraulic fracture and so on ) are influenced by the in - situ stress orientation
天然裂縫面和裂隙面與最大主應力方向平行；在各向異性低滲透率油田中主滲透率方向與最大水平主應力方向趨向一致：在鉆井過程中井壁穩定性，套管變形和損壞，油田開發井網合理布置、水力壓裂優化設計等都與地應力方向有關。Harmonic components of the input current in method 2 is lesser than method 1, neglecting the losses and switching effects of the converter. the decreation of the harmonic components is not apparent, but different between method 2 and method 1, due to the influence of switch losses of the igbt, which is consisted of two igbt and two frd
當模擬模型中的雙向開關由兩個igbt和兩個快恢二極體組成時，由於igbt的開關損耗等因素對輸入電流的影響，在模擬得到的輸入電流頻譜圖中，諧波成分的減小不是很明顯，但調制策略方式2和方式1的諧波成分仍有所不同。分享友人