等時線的 的英文怎麼說
中文拼音 [děngshíxiànde]
等時線的
英文
isochronal-
In this paper, the concept of acceleration ambiguity function ( aaf ) and acceleration resolution is put forward for the first time. using aaf, the effects of target ' s relative acceleration on several outputs of a linear - phase matched filter are analyzed, such as the output signal - noise - ratio loss, the doppler resolution, the constraint on optimal accumulative time ( opt ) and their tolerable limits
論文首次提出並研究了加速度模糊函數和加速度分辨力的有關概念,並以加速度模糊函數為分析工具,詳細討論了加速度對線性相位匹配濾波器的輸出信噪比的損失程度、對多卜勒頻率分辨能力的影響程度、對最優相參積累時間的約束關系以及線性相位匹配濾波器輸出受加速度影響的容限等問題。Linear estimation of the number of zeros of abelian integrals for cubic isochronous centers
對某些三維等時中心abel積分零點個數的線形估計Standard practice for determination of adsorptive capacity of activated carbon by a micro - isotherm technique for adsorbates at ppb concentrations
用ppb濃縮時吸附物的微縮等溫線技術測定活性炭吸附能力的標準實施規程The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production
本文展開研究並取得一定成效:構建了基於pci總線的微機實時圖像採集系統;在採集的布料總圖(鳥瞰圖)的基礎上,通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理,提取布料圖像的邊緣,對輪廓的矢量化的象素點進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計算機對動態局部圖像與總圖(鳥瞰圖)的對應部分進行圖像相關的匹配計算,應用數字圖像理論,結合神經網路計算的改進最速下降法和模擬退火演算法,提出獨特而有效的相關迭代初始值賦值方法,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。A limited express ticket is necessary to take a limited express train operated by jr, including the shinkansen bullet trains
除了新干線外,乘坐jr等運行的各特急電車時都需要特急票。When you buy tickets for the shinkansen bullet trains or long - distance buses, first go to an open counter for service
購買新干線或長途巴士等時,到沒有人的櫃臺,售票員就會代您辦理。According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also
根據系統技術要求,採用單片機實現了混合式直流直線步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題;同時對主功率電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。In this diploma thesis, the statistic and structural characteristic of musical score image is analyzed and synthesized by relevant technology of image project, pattern recognition, mathematical morphology, software engineering, music knowledge, midi and so on. the concept of direction number has been defined, and then the mathematical morphology theory is used to process musical score image and recognize musical information. specialized direction number algorithms are firstly used to preprocess a musical score image and then recognize stafflines, barlines, pitch, note values, clef, etc. finally the musical information of the musical score image is automatically stored in the midi format
本文利用圖像處理、模式識別、數學形態學、音樂知識庫與midi等相關技術,分析與綜合數字樂譜圖像的統計與結構特徵,提出了方向數等概念,對樂譜圖像進行處理,利用直方圖技術與方向數演算法識別譜線、小節線、符乾等樂譜的主要框架,然後用數學形態學理論識別音高與時值,最後根據這些音樂信息,組合成音樂樂譜信息,並自動轉化成midi格式。So far, the main frame of the conjugation of betrand are established, on the basis of which, it is given that the primary condition the directrix line must be satisfied, the relative curvature of the conjugating surfaces, the relations between non - interventional condition and curvature axle of the directrix line, and so on. the transmission of normal circular - arc gear is a typical bertrand conjugation. in order to promote the transformation from theory to technology, the general principle of this kind of transmission is studied
為了使研究更加貼近於工程,便於解析處理,提出準面的概念,並確立由準面到準線的研究路線,給出了各種傳動形式下準面與準線的具體特徵,證明了共軛準面上兩準線的誘導測地曲率等於零的這一不干涉條件,進而指出,當準面為平行軸和相交軸傳動的節曲面時,不干涉條件自然滿足。Dropping its mostly second-class passengers at this small town or that, few people were left to be disgorged in gilly.
一路上已經把二等車廂里的大多數乘客都拋在沿線的這一個或那一個小鎮上了,所以到達吉利時只剩下幾個人。Based on field research and the dynamic analysis of remote sensing data of different time ( 1987 tm, 1996 tm and 2000 china - brazil earth resource satellite ccd ), using multi - information of research area ( including data of geology, geography, hydrology, meteorology, economy, human culture and dem ) and existing research results, the dissertation discusses drive factors of desertification and the relationships between drive factors and desertification with the help of gis tool and some mathematical methods such as probability, statistics, curvilinear estimation, logical analysis and analytic hierarchy process
論文在對研究區土地荒漠化現狀野外調研和不同時相( 1987tm 、 1996tm和2000ccd )遙感圖像土地荒漠化信息提取和演變分析的基礎上,結合研究區已有的多元信息基礎資料及研究成果(包括地質、地理、多時期的水文氣象、經濟、人文以及dem數據等) ,運用gis強大的空間分析功能和概率統計、曲線估計、邏輯分析、主成分分析、層次分析等數學方法綜合研究了土地荒漠化與各驅動因子之間的相關關系,揭示了研究區土地荒漠化的主要驅動因素,探討了荒漠化動態演化規律。Passepartout was ignorant that, if the face of his watch had been divided into twenty - four hours, like the italian clocks, he would have no reason for exultation ; for the hands of his watch would then, instead of as now indicating nine o clock in the morning, indicate nine o clock in the evening, that is the twenty - first hour after midnight, precisely the difference between london time and that of the one hundred and eightieth meridian
但是路路通並不了解,如果他的表面象那種義大利鐘一樣分做二十四個小時的話,他就一點也不可能象現在這樣洋洋得意了。若是那樣,當船上的大鐘指著早晨九點的時候,路路通表上的時針就會指著晚上九點,也就是二十四小時中的第二十一點,那麼他的表和船上的大鐘相差的時數就正好等於子午線一百八十度地區的時間和倫敦時間相差的時數。In automatic acquisition and procession of the photoelastic data, there are some troubles about how to acquire single isoclimcs and to improve the precision of evaluating isochromatic fringe orders in the thin slice of the three - dimension model when the actual problems are solved by photoelasticity
用光彈性實驗處理實際問題時,在數據自動採集與處理中,如何獲得單純等傾線的問題仍是一大難點,此外就是如何進一步提高三維凍結模型薄切片的等色線定級精度問題也比較困難。The result can be long distance reception of radio waves that would normally have been far beyond the radio horizon. the equations for ray tracing were given, simulating and tracing electro - magnetic wave duct propagation using spherical layered atmosphere mode, this method is very useful for analysis of radar echo distribution and confirm relation of stratification of atmosphere and ray duct propagation in the process of studying radar second product, introduce a new 3 - d interpolation method. outcome of this method can suit all kinds of density product
在雷達二次產品處理演算法中,討論了一種新的三維插值,比以往在顯示每一個雷達二次產品時,都作一次插值相比,這種方法既節省了總的機時,也提高了每個產品的顯示速度,在討論這種方法后,用幾個產品的實例,說明了這種方法是可行的,並且還討論了等值線的生成原理,在「雷達二次產品處理平臺」下,開發了visualc + +實現程序。Considering the time of trip proving to be overall evaluation merit on traffic impact area, using the experience of the road impedance function, the article puts forward a method based on time using for evaluating traffic impact area, namely t - tia, and provides a new method which can be applied to evaluate traffic impact area effectively
本文選用出行時間作為綜合評價交通影響范圍指標,在分析出行時間的基礎上,通過借鑒城市時間路阻函數,提出了基於時間的交通影響分析的方法t - tia ,從而確定了交通影響范圍量化的新方法。在對等時線的特點進行分析之後,本文採用其作為基於時間的交影響范圍量化方法的評價形式。Based on the study of the fore going ' s, this thesis regards time - cell, time - center and time - distance as the basic elements of urban time structure. secondly, carry out three constructing principles - - " spatial scale " maps " time distance ", maintain basic spatial structures, extrude main time structures. thirdly, summarize four expressing forms of urban time structure of which isotime curve, isotime circle, time contour and time network
理論探討部分基於前人的研究成果初步確定時間單元/時間細胞、時間中心/時間基點和時間距離為城市時間結構的基本組成要素;提出時間結構構築的三原則: 「空間尺度」映射「時間距離」 、維持空間關系之基本格局、突出表達主幹時間關系;時間結構的表達則從時間結構的形態方面總結出等時線、等時圈、時間廓線圖和網路圖等表達形式;最後提出城市時間譜概念來評價城市時間結構的優劣。Continuous - flow column studies were performed to evaluated fluoride removal characteristics, regeneration procedures and extent of deterioration of the adsorbents
研究了吸附等溫線的形式和飽和吸附容量,明確了連續處理的控制條件、再生水平和時間。Establishing 3 - d terrain models with vector contour lines and elevation terrain models with the help of the determination of space corresponding relations between contour lines, tile operation and branch operation. explanation of real - time reflection of terrain models, including three algorithms in lod technology, compared with quadtree algorithm, roam algorithm and the algorithm based on the intermediate belt, to show the advantages and disadvantages of the different situations of the terrains, so as to find out the right algorithm, the quadtree algorithm. developing and implementing the fast demonstration on the vc platform with three - dimentional visualization techniques, such as vrml and opengl, providing a persuasive argument for the research
論文首先概括介紹了用等高線快速建立3d地面模型和顯示的相關技術,並論述了課題研究的背景和選題依據;其次,論文闡述了如何對等高線數據進行預處理,提出了有效的得到矢量化等高線的方法;再次用矢量化的等高線數據建立三維地面模型,通過等高線間的對應關系的確定、瓦片操作、分支操作建立地面的高程模型;然後論文對地面模型的實時渲染問題進行了深入闡述,主要是從lod技術的三種演算法著手進行研究,通過對比四叉樹演算法、 roam演算法和基於過渡帶演算法對不同種情況的地面數據顯示的優缺點,再結合本系統的地形數據的特點選擇了適合的演算法:四叉樹演算法;最後,用vrml和基於opengl的三維可視化技術在vc平臺上開發並實現了地形的三維快速顯示系統,為論文的研究內容提供了有力的論證。Secondly, combining practical survey method and time - resistance mathematic model, the author obtained average time distance from every time - cell to fictitious time center, isotime curve figure ( by arc view 3d analyze ) and temporal shape
然後利用實際測量法和理論公式法計算出深圳特區各時間單元的平均時間距離,並用arcview中的3d分析模塊自動生成等時線圖。Shiphandling simulator is a device that can partly imitate the true environment at sea , and is specially designed to satisfy marine education and trains and maritime research etc. one of its key techniques is to create the virtual environment at sea , and the terrain is its important component. according to the needs of the real time visual display of the shiphandling simulator , this paper analyses the requirements of the geometry precision of the important islands and background hills which are within the ships ' visible scope , and brings forward the modeling methods of the hill ' s pileup and the hill ' s silhouette edges based on contour lines. it also presents the definition of error that the hill ' s silhouette edges graph has been given and the effective scope of application , and firstly established the error criterion of terrain model that is built in shiphandling simulator. with these two kinds of method , the size of data storage can be minimized greatly , and the requirements of high update rate and geometry precision for the real time visual display of the shiphandling simulator can be satisfied
船舶操縱模擬器是一種能夠部分模仿海上真實情況,專門為滿足航海教育與培訓、航海技術研究等目的而設計研製的裝置,其核心技術之一是海上視景模擬,而地形地貌是海上視景中的重要組成部分.根據船舶操縱模擬器實時視景顯示的需要,在分析航行船舶對可視范圍內重要島嶼與背景山脈的幾何精度要求的基礎上,提出了基於等高線的山形堆積建模和山形輪廓建模方法,並給出了山形輪廓圖形的誤差定義、有效適用范圍,以及船舶操縱模擬器中地形建模的誤差準則,該方法生成圖形的數據量較小,其圖形更新速率與幾何精度能達到船舶操縱模擬器實時視景顯示的要求分享友人