偏轉調制 的英文怎麼說

中文拼音 [piānzhuǎndiàozhì]
偏轉調制 英文
deflection modulation
  • 偏 : Ⅰ形容詞1 （不正; 歪斜） inclined to one side; slanting; leaning 2 （只側重一面） partial; prejudi...
  • 轉 : 轉構詞成分。
  • 調 : Ⅰ動詞1 （配合得均勻合適） harmonize; suit well; fit in perfectly 2 （使配合得均勻合適） mix; adju...
  • 制 : Ⅰ動詞1 （製造） make; manufacture 2 （擬訂; 規定） draw up; establish 3 （用強力約束; 限定; 管束...
  • 轉調 : [音樂] modulation; transposition
  1. Because it is impossible to adjust the air bearing absolutely balance, the difference between mass center and rotation center must lead to a notable gravity disturbance torque. in the process of identification, modeling and identification of gravity disturbance torque is considered, and an extended kalman filter is educed for identifying air bearing inertia matrix and gravity disturbance torque, and then the algorithm is validated

    由於氣浮臺平衡調試方法和手段的限制，實驗過程中氣浮臺質心與轉動中心有一定的位置偏差，必將導致較大的重力干擾力矩，在辨識演算法的推導過程中，重點考慮了重力干擾力矩的建模和參數辨識問題，推導了氣浮臺的轉動慣量和重力干擾力矩辨識的擴展卡爾曼濾波演算法，並對演算法進行了數學模擬和全物理模擬驗證。
  2. The result shows that the law of acoustic - optic deflexion and modulation basically tallies with the experiment

    通過實驗測量，繪制了聲光偏轉和調制曲線，並結合理論對實驗結果作了分析討論。
  3. The smart rotor with active trailing edge is a new system for reducing the vibration which can adjust the air load of the blade to actively counteract the main harmonic of the force to the fuselage by controlling the deflection of the trailing edge

    主動后緣附翼控制是一種較新的旋翼減振系統，它通過控制后緣附翼的偏轉，調節槳葉的氣動載荷，實現對機體激振力主要諧波分量的主動抵消。
  4. The author has finished the following several jobs in core of the centre : 1 ) the active compensation method based on bang - bang control was put forward to realize the wide range current transformer. the method converts the complex statement space to i / o description by the two - stage current transformer. with the compensation method, the accuracy of 0. 2 grade current transformer can be improved to less than the 0. 1 grade standard at 100 % rating when the primary side current is changed from 2 % to 120 % of the rating

    圍繞這一工作核心，作者完成了以下幾項工作： （ 1 ）以實現寬量程電流互感器為目標，提出了基於bang - bang控制的有源補償方法，採用雙級電流互感器，將復雜的狀態控制分量轉化為偏差控制，該方法結構簡單，調試方便，有源補償器輸出電流小，可以將0 . 2級的電流互感器經過補償后提高到一次電流從額定值的2變化到120時，測量誤差不超過一次電流額定值100時準確度為0 . 1級的測量標準。
  5. The radical reason of lower ecosystem productivity and disharmonic developing in this ecotone is the improper configuration inner animal husbandry for example of ansai county and big animal scale exceeding the threshold of the primary productivity for example of wuchuan county, which above - mentioned leads to the fact that coupling mechanism between agriculture and animal husbandry system has not been established, and agriculture and animal husbandry is still in the state of disharmonic on the whole. 3

    主要表現為兩種典型結構模式，一種以安塞縣為代表，農牧能值總體利用率較高，但畜牧業內部結構偏重食糧動物使得高質能轉化率低下；另一種以武川縣為代表，農牧業結構總體上朝趨于協調方向發展，但畜牧業規模過大，由於草畜平衡嚴重失調，導致農牧系統耦合機制難以穩定。
  6. These hinged flight surfaces could deflect airflow to modify the lift, thereby supplying roll control

    這些以鉸鏈連接的飛行翼面能夠偏轉氣流以調整升力，進而控制滾轉。
  7. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault ， researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system ， a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows ： this paper compared some existing methods in excitation control ， fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 ， indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which ， discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations ， made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations ， which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations ， there were several very important parameters of power system - - rotor angle ( ) ， rotor speed ( ) ， generator q axis voltage ( eq ) ， transient voltage ( e ' q ) ， active power ( pe ) ， mechanical input power ( pm ) ， valve opening ( ) ， generator terminal voltage ( vt ) ， based on the model ， nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault ， which achieved better postfault regulation compared with another two routine methods ， one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上，詳細介紹了dfl理論，通過比較闡明了dfl理論其本質是逆系統方法的一類，並結合具體課題推導出的模型方程將dfl理論進行了擴展，使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程，此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ，在此基礎上建立了實用的電力系統簡化的數學模型，並將擴展的dfl理論應用於此模型系統，結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器，通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門（考慮發電機的飽和因素）進行了對比，證實了採用此種控制器可以有效地提高電力系統的暫態穩定性，並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  8. And some experts even believe, the trend in the development of the iax system was, for quite some time, towards keeping high statutory tax rates, but simultaneously provide generous tax incentives tha t reduced the tax base. the basic asymmetry of tax system may favor large concerns, which may be in a better position to take advantage of the provisions in the tax code in certain states of nature. the result may be lower expected average and marginal tax rates, and a lower cost of capital, compared to newer and smaller companies

    更有學者認為，在以往很長一段時間里，稅制的發展趨勢是高法定稅率，同時附加大量稅收激勵來縮小稅基，稅制的這種基本不對稱性對大公司有利，可以面對低預計平均和邊際稅率以及低資本成本，然而大公司基於其擴張性的組織結構，與富有彈性的內容提要小公司相比，它轉變供求狀況的適應能力相對遲緩，那麼偏祖于大公司的稅收政策可能會阻礙宏觀經濟增長率和結構調整。
  9. Steering that pulls the vehicle to one side can mean alignment problems in the future. * squealing brakes under normal operation can mean excessive wear or improper adjustment. * blue smoke coming from the tail pipe can mean costly engine repairs are necessary. * lack of control during cornering at normal speeds or an excessively bouncy ride can mean steering linkage problems and / or worn - out shock absorbers

    有問題的標志1 .車老是往一邊偏意味著將來會有調整平衡的問題; 2 .正常行駛時剎車有尖叫聲表明它已經過度磨損或調節的不合適; 3 .尾氣管中冒藍煙說明你要花錢去修發動機了; 4 .用正常速度轉彎時不易控制或車身跳的厲害，則是轉向系統有問題以及避震器有毛病
  10. On behalf of pockels effect of electro - optic crystals, or kerr effect, various optical addressed spatial light modulator can be developed to the realize electrically driven spatial light modulation, so as to control such transfer conditions as converging, diverging, defecting and transferring

    利用電光晶體的普克爾斯效應或克爾效應可以研製出各種光尋址空間光調制器來進行電驅動下的空間光調制，以此來控制光束的聚散、偏轉等傳播狀態。
  11. To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed

    利用集成a / d 、 d / a轉換器的新型晶元aduc824 ，實現了電流（電壓）采樣?數據處理?電流控制的閉環控制結構；地電位的抬升解決了a / d轉換器對負高壓迴路電流采樣時的輸入范圍匹配問題；控制信號反相的同時進行幅度壓縮，使得輸出調整電壓的解析度提高；根據常規的比例?積分?微分（ pid ）調節模型，針對陀螺系統的特性，給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法；不同條件下系統穩流性能的對比、分析在論文最後給出，並據此找出了決定該系統穩流精度的關鍵因素，提出了系統的改進意見。
  12. Avm is essentially a precision array film attenuator, which has a big diameter, high power load, continuous adjustment. the gain of each beam of the main amplifiers is controlled independently by the adjusting the angle of each cell of avm

    Avm實質上是大口徑、高功率負載、透過率連續可調的組合式精密薄膜衰減器，通過調節avm各單元偏轉角度大小來獨立控制住放大器各路的增益。
  13. Chapter analyzes the causes of chinese financial risks in the present day in terms of the economic system, financial system, fiscal policies and the implementation of active fiscal policies. this article holds that factors contributing to the present chinese financial risks are of different types, including the transitory system risks due to incomplete readjustment in the reform of market economic system and the risks caused by the financial difficulties, deviation of effects of fiscal policies, misplacement of fiscal functions, and defects in t

    認為導致當前我國財政風險的因素是多方面的，既有經濟體制市場化改革尚未調整到位帶來的轉軌性體制風險；也有財政困難和財政體制轉換過程中，財政政策效應偏差、財政職能錯位以及財政管理制度的缺陷等方面的原因帶來的風險；特別實施積極的財政政策，財政赤字進一步擴大、國債增速過猛，給財政運行帶來風險，造成財政風險的進一步加劇。
  14. The main performances of the afm were in the advanced level around the world. the probe unit of the horizontal afm includes a photo - electronic detection unit with a particular optical - beam - deflection path, a regulating block of the setpoint of imaging force, the xy scanner and z feedback controller, the coarse adjusting and fine adjusting mechanism for the sample approaching to the probe tip. the powerful circuits of preamplifier, as well as the circuits of xy scanner and z feedback controller were developed

    成功研製了臥式afm探頭，包括特有的微懸臂偏轉量的臥式光電檢測系統、 afm成像工作點（即原子力的預設置點）的調節機構、 jy }藝掃描與反饋控制器、樣品的粗調與微調機構;自行研製了高性能的psd前置放大電路、 xy掃描控制電路和z向pid反饋控制電路系統;設計了a / d & d / a控制介面，獨立開發了性能完善的afm掃描與控制軟體系統及功能強大的圖像處理軟體系統。
  15. It is analyzed through the research that the main restricted factors affected the rural agricultural extension organizations in yi zheng lies in : the unconsummated of management mechanism, the serious shortage of the fund of agricultural extension, the unsteadiness of the rural agricultural extension group, the overall low capacity of the people, not quite properness of the professional knowledge structure, the low speed of the knowledge updating, unclear goals of part rural agricultural extension organizations, the phenomenon of not so well relationship among agricultural research, education and extension, scattered one household of the agricultural production way concerning lack of agriculture technique demanding elasticity, etc. agricultural extension has presented some new diversions under new condition of agricultural development

    根據調查分析，影響儀征鄉鎮農業推廣機構發展的制約因素主要有：管理體制不健全，農業推廣經費嚴重不足，鄉鎮農業推廣隊伍不穩，人員整體素質偏低、專業知識結構欠合理、知識更新緩慢，部分鄉鎮農業推廣機構發展方向不明，目前的農業科研、教育與推廣存在相脫節現象，一家一戶的分散的農業生產經營方式對農業技術需求彈性不足等。新形勢下的農業發展對農業推廣的要求也發生了新的轉變。
  16. Basic function : heat source is anti - blast infrared - tube made of microcrystal quartz ;, continuosly variable mattress tilt, radiant head can two - directory rotate on horizon, x - ray cassette shelf under infant bed ; high - bright erdiate lamp detect lightness ; advanced microprocessor control temperature system, auto - heated mode, separately display set temperature and real temperature ; 4sound - light alarm capacity : set - off, fan, sensor, over temp.

    基本配置：採用了防爆型微晶石英紅外管作輻射熱源，嬰兒床斜傾角度有級可調，輻射頭可在水平位置上雙向隨意轉動，嬰兒床下內設有x光暗盒架，檢查照明採用高照度射燈，溫度控制系統採用先進的計算機控制，自動加熱方式，設定溫度和實際溫度分屏顯示，有四種聲光報警功能（溫度上下偏差、傳感器、斷電、超溫） 。
  17. The common are quarter - wave plate and half - wave plate. fitted with other polarimetric elements, they can realize converting and rotating of polarization states, and modifying of all kinds of light wave

    光相位延遲器同其他偏光器件相配合，可以實現光的各種偏振態之間的相互轉換、偏振面的旋轉以及各類光波的調制。
  18. The main works are organized as follows : based on the switching function method and time domain simulations, the small disturbance transfer a characteristic through the converter is analyzed. because of the modulation effect of the converter, the small disturbance in the shaft of turbine generator will induce ac voltage component with the same frequency as the disturbance on the dc side. and the resulted ac current on the dc side will have the similar frequency shift when transfers to the stator of the generator

    主要內容包括： （ 1 ）基於開關函數法和模擬分析，研究了機組轉子上次同步頻率的小擾動，在hvdc交直流兩側響應的頻率特性- - - -轉子上的小擾動經直流換流器調制后，將會在系統直流側感應出與擾動同頻率的電壓分量；直流側電流擾動反映到交流定子側，也將發生頻率偏移。
  19. By digital weighted filtering, the analysis of fringe frequency is converted into the analysis of fringe modulation. and based on the correlation between local spatial frequency and the reliability of phase data, the correlation between modulation after digital weighted filtering and the reliability can be set up. thus modulation ordering at this moment is equal to reliability ordering, resulting in an optimized path

    數字加權濾波之後的調制度函數攜帶了條紋頻率的信息，因此數字加權濾波將對于條紋頻率的分析轉化為對于調制度的分析，且根據偏離條紋基頻的程度與位相可靠度之間的對應關系，可建立經過數字加權濾波之後的調制度函數與位相可靠度之間的關系。
  20. In a laser printer, a device that uses a modulator crystal to deflect a beam of light and effectively turn it on or off

    在激光印刷機中的一種裝置，它利用一塊調制晶體使光束偏轉並將其接通或斷開。
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