波路及特 的英文怎麼說

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波路及特 英文
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  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • : Ⅰ動詞1 (達到) reach; come up to 2 (夠得上; 比得上) can compare with; be comparable; be up to ...
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  1. Technique of transmitting data via power line ( pl ) , a new technique developed in recent years , is used to automatize the free collecting system in public service and the management of uptown service 。 this article discussed the advantage , disadvantage and the current state of the power line carrier communication 。 the advantage , method and current state of using spread spectrum technique in power line communication are discussed 。 then the characteristic of low voltage power network was also compendious analyzed 。 in this paper , after introducing the principle of ssc , design of hardware and software of the system are been discussed 。 this system has been put into use , the result has proved its high stability and reliability

    本文研究旨在提供一種利用低壓電力供電網、低成本、高可靠地實現公共事業收費自動化和小區物業管理智能化的技術應用。討論了電力線載通信的優、缺點現狀,擴頻技術在電力線載通信應用的優點、方式和現狀,並對低壓電力線網性進行了簡單的分析。在闡述了擴頻通信的基本原理的基礎上,本文詳細地介紹了電力載遠程抄表系統的具體實現,包括硬體模塊和管理軟體本系統已投入運行,具有較高的穩定性和可靠性。
  2. Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources

    基於以上考慮,論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討:全面回顧了「可持續發展」概念的由來與演變,對國內外「可持續發展」的研究現狀進行了述評,並對「可持續發展」概念的科學內涵進行了深入探討;對涉地下水資源的一些最基本的概念和命題進行了全面的回顧和評述,對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解;全面闡述了地下水資源變值系統理論的內容和意義,並與傳統的地下水資源計算評價方法進行了對比分析,結合實例具體說明了方法的應用;深入分析了地下水資源預測預報工作的極端重要性和復雜性,對傳統的地下水資源動態預測方法進行了全面的評述,指出了各類預測預報方法的適用條件,對最近二十多年剛發展起來的小分析技術的主要思想和方法其應用范圍,以號稱第五代計算機語言的matlab軟體和附帶的小分析工具箱進行了介紹,並應用於地下水動態過程線的分析,採用時間序列中的b ? j法,蒙卡羅方法,與地下水資源變值系統理論相結合,探討了地下水動態資料分析和地下水資源預測預報的新思;綜合分析了現今各類地下水管理模型的缺陷,將數學規劃、數理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度,使模型更準確、更實用;對保證地下水資源可持續開發的內部條件和外部條件進行了分析,內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀,科學的資源計算與評價方法,可靠的資源預測預報技術,可操作的資源管理措施,外部條件主要是高層發展思、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。
  3. The basic principle and method of 3d stochastic modeling of sedimentary microfacies are discussed according to geological and acoustic impedance data of well - logging constrained seismic inversion, and a case study according to stochastic modeling of fluvial facies reservoir of the minghuazhen formation of neocene in a certain block of bohai bay basin is used to show the general process of this research

    摘要探討了綜合應用地質測井約束地震反演信息進行三維沈積微相隨機建模的基本原理、思與方法, ?以渤海灣盆地某區塊新近系明化鎮組河流相儲層?例,說明這一研究過程的基本步驟,包括井眼沉積微相解釋、測井約束地震反演、阻抗與地質相的概率關系分析、隨機模擬方法選擇、地質統計徵分析、三維隨機建模、隨機模擬預測的多解性評價。
  4. Wavelet analysis and neural network have been researched. based on bp neural network, analysing the features of the bp neural network ' s activation function and the structure of the bp neural network, wavelets neural network is constructed with wavelet function. fourier transform has a important role on signal processing, so the fourier transform is introduced. a function ' fourier transform is analysed. after introducing the concept of the wavelet analysis, a serval wavelet functions is given out, so the knowledge of wavelet analysis is better understood. the multiresolution analysis has a important role on constructing wavelet function and understanding the wavelet transform

    分析和神經網得到了廣泛的研究,小神經網是在bp神經網的基礎上,考慮和分析了bp神經網的激勵函數的點,以bp神經網的結構,結合了小分析的知識而構造的。傅里葉變換在信號的處理起重要的作用,所以介紹了傅里葉變換、離散傅里葉變換和加窗傅里葉變換,並對一函數作離散傅里葉變換分析。
  5. This idea rooted in the supposal that combustion pressure is a pulse force and the characters that wavform parameters are sensitive to pulse

    這思來源於將柴油機作功沖程的爆發力近似看成一個脈沖激勵的假設,以形參數對脈沖激勵敏感的點。
  6. A i med at the badu ( k343 ) i arge seale i andslide in the nankun railway, geophysical exploration techniques such as seismic reflection of high resolution and geological radar are appi ied to detect the geologic characteristics of the landslide mass including 3d - conformation, perimeter, geometric parameters, si ippage pattern and distribution of displacement field in this dissertation. besides, acoustic method is used for detection of the former anti - slide piles and potency losing causations of the piles are analyzed and the sound geological conditions for upgrade of the piles are ascertained by the above investigations

    本文針對南昆鐵八渡( k343 )大型滑坡,運用高解析度反射地震、地質雷達等地球物理探測技術對滑坡體地質進行了詳細的勘測,揭示了八渡滑坡體的空間形態、邊界與幾何參數、滑動方式以位移場分佈徵;同時,利用聲探測對原抗滑樁進行了檢測,分析了失效原因,並查清了擬建抗滑樁地段的地質條件。
  7. In regard to the development of commercial terminals, after the successful development of the first td - scdma cell phone in the world by datang mobile, amoi, hisense, bird, lenovo, cecw, holley, cyit, envada, dbtel, and samsung have all finished the development of their respective solution for commercial terminals ; nearly 20 terminals and data card products were developed, and more than 10 are being tested on networks

    在商用終端的開發方面,繼大唐移動研製成功世界上第一臺td - scdma手機之後,夏新、海信、導、聯想、 cecw 、華立、重郵、英華達、迪比、三星等企業目前已完成了各自的商用終端解決方案,並開發出近20款終端數據卡產品,其中已有10餘款產品進行了網測試。
  8. Based on the theory of competitive strategy of michael e porter, the paper gives an introduction on the present status of china chlor - alkali industry. the five competitive forces acted on china chlor - alkali industry, the evolvement trend of the industry and competitors are fully analyzed, the opportunities and the threatens given by the evolvement trend of the industry are evaluated. in view of the advantages, disadvantages and the resources possessed by liuzhou donghua company, the competitive orientation position and the corresponding marketing strategies, i. e. marketing mix ( including product, price, place and promotion ), innovation of marketing idea and seting up bilateral - benefit marketing relation of co - op, crm and innovation of marketing organization are brought forward

    本文以邁克爾?的競爭戰略理論為框架,介紹了中國氯堿行業的現狀,對作用於中國氯堿行業的五種競爭作用力行業演變趨勢和競爭對手情況進行了充分的分析,並評估了行業演變帶來的機會和威脅,針對柳州東化公司的優勢與存在的缺點其擁有的資源,提出了企業的競爭性定位以與之相應的營銷策略,即營銷組合策略(包括產品策略、價格策略、通策略和促銷策略) ,創新營銷觀念並建立「雙贏」的合作營銷關系,實施crm營銷組織創新。
  9. With promulgation and obliging actualization of iec 1000 - 3 - 2 etc. international standards, power factor correction ( pfc ) technique become a hotspot of research in power electronics field. based on average current mode, the paper introduce the design and implementation of a fully digital controlled single - phase boost power factor corrector with fast response. the control - loop circuit is realized using digital control and the corrector can tend to unity power factor, lower current harmonics and high transfer efficiency

    本文在平均電流模式控制的有源功率因數校正技術的基礎上,設計了一種控制電基於數字信號處理器( dsp ) 、主電採用boost變換器拓撲結構的全數字單相功率因數校正器,用數字電代替傳統的模擬電來實現對整個迴的控制,最終使得校正器具有輸入功率因數接近於1 、低電流諧高轉換效率的性。
  10. In the paper, chapter 1 gives a comprehensive introduction of digital image compressing including its recent status, technical standards, classification in the world. chapter 2 introduces briefly the thought and ii procedure of vector quantization, describes lgb algorithm and vector quantization based on sofm neural network. chapter 3 discusses predictable coding in lossy and lossless aspects, analyzes adaptive predictable coding based on bp neural network, introduces the evaluation of algorithm on neural network in image compression. chapter 4 discusses the applications of mathematical transformation in image compression and does experiments related, analyzes the strategies of image coding in transformed domain. in chapter 5 images are decomposed and represented by wavelet transform, then discusses the characteristics and effects of wavelet functions in image compression, analyzes the wavelet coefficients after images are decomposed ; based on the theories and analyses in the prior chapters, the paper presents an image compression scheme and gives results. the test results shows that the image compression scheme is practical and helpful to map into the local content of images to get rid off redundancy, so that, it can require satisfactory results of image compression

    方案首先利用小多分辨分析性質,對圖像進行小分解,對分解后各子圖的小系數進行了統計分析,針對各子圖的小系數點,對不同的子圖分別採用不同的壓縮方法,低頻子圖採用基於神經網的自適應預測編碼,高頻子圖採用基於神經網的矢量量化編碼,從而實現對圖像數據的壓縮處理。本論文第一章介紹了數字圖像壓縮處理的國內外當前的概況以其技術標準和分類。在第二章,介紹了數字圖像的矢量量化技術的數學思想和過程,對lbg演算法和基於sofm神經網的矢量量化進行了闡述、分析。
  11. With a special observation system, the surface thickness of concrete highway is derived by the velocity and time parameter

    採用殊的觀測系統,由走時反推面厚度。
  12. This dissertation is based on the works of former researchers, and we are concerned with the principles, approaches, performance properties and the design rules of radar cfar detection and distributed radar cfar detection systems under complicated environments ( such as interference, clutter and varied environments with non - identically detect conditions ). the main contributions of this paper are summarized as follows : ( 1 ) the basic results on radar cfar detection are reviewed

    本文的主要宗旨是在前人研究成果的基礎上,面向實際應用的需求,研究在各種接近實際工作條件的復雜環境(干擾、雜,以變化與非一致的的檢測條件)下,雷達cfar檢測與分散式cfar檢測的理論、方法、性能點與設計思
  13. This platform is then used to study the temperature distribution and fluctuation of module ' s wall, the fluctuations of thermal control system, temperature and humidity in the cabin for the short and long cycles of the thermal environment changes. this thesis suggests a temperature control method for cooling loops, a temperature and humidity control method of the cabin air and simulates their effectiveness

    用該平臺模擬了艙壁的溫度分佈點,研究了熱輻射環境的短周期和長周期艙內熱負荷動對熱控制系統艙內空氣溫度、濕度造成的動態影響;給出了熱控迴溫度控制方法,利用最佳去濕流量的概念提出了具有回熱流程的艙內空氣溫度、濕度控制方法,對控制效果進行了動態模擬。
  14. By analyzing the refraction 、 reflection process of fault transient current traveling wave of high voltage and characteristics of refraction 、 reflection coefficient systematically, a new fault location method of single ended traveling wave is presented. it can not only identify the reflection wave for fault location efficiently, but also not be affected by the structure and length of line. fault earthed resistance 、 fault type 、 system impedance and can locate fault in adjacent areas accurately

    論文深入地分析了高壓線故障暫態電流行折、反射過程以折、反射系數的點,提出了新的單端行故障測距方法,它不僅能夠有效地識別出測距所用的反射,而且幾乎不受線結構、長短、故障接地電阻、故障類型、系統阻抗的影響,在近區仍可以準確地進行測距;同時模擬阻器的徵,設計了低通數字濾器,對通過了低通數字濾器的暫態故障電流行再次進行小分析,並利用本文提出的單端行故障測距方法進行故障定位,結論是所提出的測距方法在實際應用中仍是有效的。
  15. Chapter one expounds the theory of millimeter - waves, involving its characteristic, microwave millimeter - waves devices, integrated circuits and its development trend

    第一章首先論述了毫米點,微毫米器件和集成電其發展趨勢。
  16. Abstract : an identification model of taste signals is developed based on fuzzy neural networks. the data compression and feature extraction of the sampled taste signals obtained using taste sensors are implemented employing wavelet transformation. fuzzy neural networks are used to identify the taste signals. the training of network weights and the optimization of membership functions are conducted employing genetic algorithms. the data processing and fuzzy identification of mixed acid and sweet taste signals are realized. simulated experimental results show that it is feasible and effective to introduce fuzzy neural networks into the fuzzy identification of taste signals

    文摘:文中提出了一種基於模糊神經網方法的味覺信號識別模型,利用小變換實現了對傳感器所採集的味覺信號進行數據壓縮徵抽取,以模糊神經網作為味覺信號的識別工具,並利用遺傳演算法訓練網權值、優化隸屬度函數.文中實現了對酸、甜復合味覺信號的數據處理和模糊識別.實驗結果表明了將模糊神經網引入到味覺信號模糊識別的可行性和有效性
  17. The active - clamp network is used to clamp the voltage across power switches, and to achieve zero - voltage - turn - on of the power switchs, etc. detailed analysis and simulation of the converter are performed, from which some important results are obtained

    著重介紹了有源箝位zvs軟開關電其在升壓型直直變換器中的應用,並給出了主要的模擬形。
  18. To reduce the high starting current as asynchronous motors start up directly and eliminate the negative influence that brought about by switching of contact when it starts up with reduced - voltage means, two new methods based on power electronics technology for improving the starting characteristics of three - phase induction motor are presented. one is alternative voltage regulator, the other is alternative voltage chopper. the three - phase regulating circuit - asynchronous motors system and the three phase chopper circuit - asynchronous motors system are analyzed and simulated with matlab

    為解決上述問題,本文提出一種基於斬方式的三相交流異步電動機的軟起動新方法,論文對電的起動性、功率因數、諧控制策略進行了研究,模擬結果表明這種基於斬方式的三相交流異步電動機的軟起動方法比基於三相交流調壓的三相交流異步電動機的軟起動方法具優越性。
  19. According to the present actual underground power system which neutral point is grounded through arc suppression coil in many supper big shaft, the development history and present situation of synthetic protection system used in hv flameproof switchgear are reviewed, and on the basis of analyzing the problems existed in high voltage flameproof switchgear, the selective leakage protective method based on the detecting harmonic direction of zero sequence current as well as the value of zero sequence voltage is proposed in this paper, and at the same time, harmonics extracting schematic and transforming circuit are also designed

    本文深入系統地研究了基於intel80c196kb單片機控制的6kv防爆開關綜合保護系統,主要內容如下:針對大型大型礦井供電系統中性點普遍採用消弧線圈接地方式的現狀,回顧了國內外礦用高壓防爆開關保護系統的發展歷史,分析了目前國內高壓饋電開關保護系統所存在的問題,提出了「基於零序電壓基啟動,五次諧功率方向比較」的選擇性漏電保護原理,設計了相應的五次諧提取電和功率方向鑒別電
  20. One is the qualitative analysis from the micro stratification ; another is quantitative analysis by using financial time series methods. thus this paper expected to offer decision - making reference and theoretical support for the government ’ s intervention on the foreign exchange market under different economic environment. with respect to methodology, this paper takes a microeconomic approach

    本文的研究思是,首先確立從微觀層面進行分析;其次從理論上的邏輯推理到實證檢驗的支持,二者有機結合來說明匯率動的微觀原因以匯率動的點;最後在此基礎,針對匯率動的不同情形,提出政府干預匯率動的政策建議。
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