步進跟蹤方式 的英文怎麼說

中文拼音 [bùjìngēnzōngfāngshì]
步進跟蹤方式 英文
hill climb system
  • 步 : Ⅰ名詞1 （步度; 腳步） pace; step 2 （階段） stage; step 3 （地步; 境地） condition; situation; st...
  • 進 : 進構詞成分。
  • 跟 : Ⅰ名詞（腳的後部或鞋襪 的後部） heel Ⅱ動詞1 （在後面緊接著行動） follow 2 （指嫁給某人） be marrie...
  • 蹤 : 名詞（腳印; 蹤跡） footprint; track; trace; trail
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 式 : 名詞1 （樣式） type; style 2 （格式） pattern; form 3 （儀式; 典禮） ceremony; ritual 4 （自然科...
  • 步進 : step by step步進操作 step by step operation; 步進傳動 step by step drive; 步進法 step by step met...
  • 跟蹤 : follow the tracks of; tail after; following; follow up tracing; track; tracking; trail; lock on; ...
  • 方式 : way; fashion; pattern
  1. In recent years, the water - saving and control irrigation technique of rice has diverted from plot experimental and demonstration to lare scale. and has got remarkable economic and social benefits. amed at the characteristics of this irrigation area, optimal selection for water - saving techniques of rice, deciding the amout of leaching water and irrigation modles, investigating the adaptability of the water - saving and control irrigation technique in saline land. studying the increase in production mechanism of the technique are important to extend the technique, to better and develop saline land as well as slick spots. according to the results of field experiments, optimization study was conducted on the water - saving irrigation technique of rice in saline land, the effects of different water - saving irrigation techniques on the physiological indexes and yield of rice were systematically analyzed. by using mutiplepurpose fuzzy optimization method, better. water - saving irrigation technique was selector out, that is. the control irrigation technique in rice. the mechanism of it was analyzed from the aspect of the physiological and ecological saving water of rice to provide the implemental process and technical point ; throgh the quantitive analysis and comparision on control irrigation and control class ( flood irrigation ), high production and quality mechanism of the technique was analyzed in terms of physiology indexes of rice, the variation of soil moisture, the pest resistance and the lodge resistance, the change of soil temperature in paddy fields. the yield constitutive factors, the quality of rice and so on. in saline land. control irrigation and intermittent leaching modles were adopted to validate the adaptability of the technique in irrigation of rice in saline land, to analyze rice ' s physiological - ecological indexes and the change of soil salt content under the conditions of control irrigation leaching of rice and and to provide control irrigation and combined modle of intermittent leaching to adapt to different conditions

    本文從試驗及試驗資料入手，取得以下主要成果和結論：對鹽堿地水稻節水灌溉技術進行優化研究，系統地分析了不同節水灌溉技術對水稻生理指標及產量的影響，採用了多目標模糊優化的方法，對灌水技術進行綜合評判，優選了節水灌溉技術，論證該地區宜採用水稻控制灌溉技術；闡述控灌技術通過調節和控制水稻的需水規律，降低水稻高產情況下的無效水量消耗，從水稻生理、生態節水兩方面分析了控灌技術節水機理，針對性地總結出水稻各生育期實施節水控灌技術的步驟及技術要點；通過控灌與淹灌的定量對照比較，從根系、莖蘗、冠層葉片及綠葉動態到株高，土壤水分變化，抗病蟲害、抗倒伏能力，稻田土溫變化，產量構成因素及稻米品質等諸多方面進行動態比較，分析控灌技術高產優質機理；在鹽堿稻地採用控制灌溉+間歇淋洗模式，跟蹤測試田間水鹽變化狀況，驗證控制灌溉技術在鹽堿地區水稻灌溉中應用的適應性，通過分析水稻控制灌溉淋洗條件下水稻生理生態指標，提出優化控制灌溉+間歇淋洗組合模式，為進一步在高礦化度地區試驗水稻控灌技術奠定基礎。
  2. In this paper, research on the algorithm of complete digital if and baseband transmission system and the realization of transmitter and receiver. / 4 - dqpsk is chosen as digital modulation scheme. the scheme of demodulation is baseband differential detection. sliding correlator can realize the symbol synchronous acquisition ; early - late gate synchronizer is used to do symbol synchronous tracking

    系統的發射機選定/ 4 - dqpsk為調制方式，接收機採用基帶差分解調的非相干解調方式，滑動相關器捕獲發送的pn序列，早遲門同步器跟蹤符號同步，使用相關器對同步后的符號進行最佳判決，並在這些演算法實現的基礎上，實現了直接序列擴頻和解擴技術。
  3. In this thesis, firstly, we put forward a new algorithm of the synchronization of carrier reference phase, that is to use the curve synthesizing with the general digital carrier phase looper to have an estimation on carrier frequency within 10 ms so as to meet the need of meteor burst communication. we have done some simulations to get the performance of carrier frequency estimation using two modulation modes ( 16qam and 4 - qpsk ), and had some test on the carrier phase looper in conditions when using different baud rate transmission and when the baud tuning have windage

    我們對兩種正交調制方式（ 16qam和4 - qpsk ）進行了模擬工作並給出了模擬結果，同時討論了碼元同步定時誤差對鎖相環路工作的影響並根據流星通信中使用變速率傳輸時鎖相環路的載波同步性能進行了測試；然後在基於軟體無線電思想的數字處理平臺（該數字處理平臺實現了中頻數字化）上用dsp軟體完成了載波的相位跟蹤。
  4. During simulating the observation of the synchronous debris, choicing two sites : nanjing observatory and kunming observatory, employing two ways that are tracking stars and tracking satellites, and observing the geostation - ary satellites of the identical geographical longitude are in this paper. the method of finding the new object and its initial orbit are given, too

    在對于高軌空間碎片進行了觀測模擬時，分別選取南京和雲南兩個觀測站；採用兩種跟蹤方式：跟蹤恆星和跟蹤衛星；並對于同一地理經度上的同步衛星進行觀測；提供了發現新目標的方法；並給出了新目標的初軌多種計算方法。
  5. The structure of the valve is superior to the conventional valve and the continuously tracing method solves the problem that arises as a result of the constradiction between the stepping error and response speed of the digital valve

    該閥的結構較傳統的閥更加簡單、可靠，且採用連續跟蹤控制方法消除了傳統的步進式數字閥所固有的量化誤差與響應速度之間的矛盾。
  6. Analyse the technology principle of program tracking, step - in tracking, conical scan tracking and singleshot tracking, and contrast the advantage and disadvantage of them. select program tracking and conical scan tracking considering performance and cost

    二、對程序跟蹤、步進跟蹤、圓錐掃描跟蹤和單脈沖跟蹤這四種自動跟蹤技術的原理進行了具體的分析，並比較了它們各自的優缺點，從性價比的角度，選擇了程序跟蹤與圓錐掃描跟蹤相結合的方式。
  7. According to the technical requirements of data relay satellite system, we determine to exploit and analyze the oscillation amplitude comparison mono - pulse mode in a single channel mono - pulse, angular tracking manner in comparisons among several angular tracking modes e. g. cone scanning, step tracking, phase comparison mono - pulse and oscillation amplitude comparison mono - pulse

    根據數據中繼衛星系統技術指標與技術要求，通過比較圓錐掃描、步進跟蹤、相位比較單脈沖與振幅比較單脈沖等跟蹤方式的優、缺點，確定採用振幅比較單脈沖方式中的單通道單脈沖角跟蹤方式，並對此跟蹤方式進行了詳細的研究。
  8. This paper gives the way of using the ac servo drive instead of the traditional drive mode consisted of the main motor, the gears and belts, realizing the synchronous drives of the multi - motors. the closed loop control technology of the speed and the position embedding has been adopted to track in real time, then to reduce the transmission error and the noise, so as to increase the control precision and the stability of the combination and simplify the maintenance and repair of the mechanical and technical system

    採用交流伺服驅動代替傳統的由主電機、齒輪和皮帶組成的傳動方式，實現多電機同步驅動;採用速度環和位置環嵌套的閉環控制技術，進行實時跟蹤，達到減小傳動誤差、減小噪音，增強機組的控制精度與穩定性、簡化機電系統的維護與修理的效果。
  9. Based on the pwm technology ( the style of traced sin current ) with fixed switch frequency, a sin subdivided driving system for three - phase hybrid stepping motor has been built

    基於固定開關頻率型正弦電流跟蹤pwm技術，採用軟硬體結合的方式完成三相混合式步進電動機正弦波細分驅動系統的研製。
  10. Based on the characteristics of vehicle structure, the paper presents the check technique for traffic vehicle from the remote sensing images, introduces the transformation process from the grey scale of image to the dual value image, and finally expounds the marginal check ( contour tracing ), image dividing, mode distinguishing and the vision of machine

    摘要在分析固定場景中車輛圖片結構特徵的基礎上，提出了從遙感圖中檢測車輛的方法，具體介紹了將遙感灰度圖像轉換為二值圖像，並進一步闡述了邊緣檢測（輪廊的跟蹤） 、圖像分割、模式識別、機器視覺等作用。
  11. Unlike traditional differential geometrical method, the robust adaptive neural net - based control emphasizes on the theory and application of intelligence control in nonlinear system that is weighed by robust performance index. the problem of robust reliability and stability in a kind of weak nonlinear system is first proposed in the dissertation, and then it deeply analyses and discusses the problem of how to design track controller in strong nonlinear system with uncertainties and external disturbance on the premise of guaranteeing the whole system ' s robust performance index. the distributed 3d flight simulation platform is mainly used to validate real - time program and evaluate the efficiency of advanced flight control laws, therefore, some theories and techniques related to the platform are also introduced

    基於神經網路的魯棒自適應控制研究和分散式三維飛行模擬平臺的構建是本論文研究的兩個主要內容，與傳統微分幾何方法不同的是，基於神經網路的魯棒自適應控制側重於智能控制方法在以魯棒性為性能指標的非線性系統中的理論和應用研究，論文以一類弱非線性系統的魯棒可靠鎮定問題為引線，逐步深入地分析和探討了在保證整個被控系統魯棒性能指標的前提下，對于幾類具有不確定性和外部擾動的強非線性系統跟蹤控制器的設計問題；分散式三維飛行模擬平臺主要用於先進飛行控制律的實時程序驗證和效能評估之用，因此關于平臺的一些開發原理和技術方法也在文中給出了介紹。
  12. The company has a strong technical force, technical lead, the concept of innovation management, production and sales force, and inheriting " innovative, progressive, truth - seeking " fundamental adheres to the fundamental and technical talent, committed to high - tech achievements into practical productive forces, and actively into the modern project management - operating mode, strictly regulate the process of construction technology, the overall workflow and building projects cover counseling, program development, the implementation of the project, the engineering supervision and follow - up tracking service integrates environmental engineering services to the health system to ensure that the construction techniques scientific, standardized, systematic, guaranteed to provide high - quality treatment effect, the peace of mind to enjoy one - stop service gold medal

    公司擁有一支技術力量雄厚、技術水平領先、理念創新的管理、生產和銷售隊伍，秉承「創新、進步、求實」之根本，堅持以人才和技術為根本，致力於將高科技成果轉化為現實生產力，積極導入現代工程運營項目管理模式，嚴格規范工程施工技術工藝、整體服務工作流程，構建涵蓋項目咨詢、方案制定、工程實施、工程監理及后續跟蹤服務為一體的健康環保工程服務體系，確保施工技藝科學化、規范化、系統化，保證為客戶提供高品質的治理效果，安心享受一站式的金牌服務
  13. The studies on the age structure, food items and spectrum, sleeping site selection, reproductive ecology, daily activity and yearly wandering pattern were conducted with tracking and observing methods in xiaoshennongjia district, hubei province within october, 2000 to june, 2002. the main conclusions from this research are as follows. 1

    為此， 2000年10月2002年6月，我們對棲息于湖北小神農架地區的川金絲猴種群通過跟蹤觀察在年齡組成、食物資源與食性、夜宿地點及選擇、繁殖生態、活動規律和游蕩模式等方面進行了初步研究，結果如下： 1
  14. In recent years, companying with the progress of information technology, the computer technology and management technology, students information management system has procured enormous development both in theory and in exploitation mode, its application is more and more extensive too. this provides guarantee of in - time - tracing, information integration, information sharing, and promotes efficiency of management

    近年來，隨著信息技術、計算機技術及管理技術的進步，學生信息管理系統在理論上和開發方式上取得了巨大發展，其應用領域也越來越廣泛，這為學生信息的實時跟蹤、信息集成、信息共享提供了保障，促進了管理效率的提高。
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