等方位線的 的英文怎麼說

中文拼音 [děngfāngwèixiànde]
等方位線的 英文
isogonal
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 4次方是 The fourth power of 2 is direction
  • 方位 : position; bearing; direction; points of the compass; placement
  1. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先,在前人研究成果基礎上,對錨桿與圍巖相互作用機理進行研究,利用全長錨固錨桿中性點理論,從效均化角度來考慮錨桿對圍巖加固作用,並推導了在簡單荷載作用下,含有襯砌、效加固后圍巖、原始圍巖三者彈塑性解析解,對工程設計有著重要參考意義;在數值模擬面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原理推導了接觸問題有限元計算格式,為開發運用大型商用有限元軟體msc . marc提供了理論根據,也形成了本文理論基礎:最後,論文以南水北調東穿黃隧洞穩定性分析項目為工程實例,利用本文所述接觸問題摩擦模型理論,對錨桿支護結構應力場、移場變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形影響。
  2. Such research can lead to a new flight procedure design methodology, which copes with these problems and makes strong economical senses. under the guidance of aviation safety, efficiency, regularity and economy, this thesis applies the principle of the instrument flight procedure, firstly, to research the current vor / dme instrument flight procedure, namely the vor / dme instrument flight procedure ( vor / dmf. ifp ), its holding procedures, departure routes, arrival routes, and approach procedures, cor the terminal airspace

    本文在安全、效率、正常和經濟原則下,運用儀表飛行程序設計思想和原則,首先對在vor / dme導航臺上建立儀表進場航待程序、儀表進近程序和儀表離場航機場空域內飛行程序設計法進行了研究,總結出不同vor / dme儀表飛行程序布局形式、適用情況及其優缺點,並首次提出了以vor / dme為基準封閉圓弧進近程序;其次,研究了基於vor / dme導航臺區域導航飛行程序設計法;最後,研究了在現有vor / dme儀表飛行程序上建立區域導航飛行程序設計法。
  3. 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,論文主要從以下幾面對地下水資源可持續開發問題進行了比較深入探討:全面回顧了「可持續發展」概念由來與演變,對國內外「可持續發展」研究現狀進行了述評,並對「可持續發展」概念科學內涵進行了深入探討;對涉及地下水資源一些最基本概念和命題進行了全面回顧和評述,對目前仍然存在一些錯誤觀點和混亂認識提出了自己見解;全面闡述了地下水資源變值系統理論內容和意義,並與傳統地下水資源計算評價法進行了對比分析,結合實例具體說明了應用;深入分析了地下水資源預測預報工作極端重要性和復雜性,對傳統地下水資源動態預測法進行了全面評述,指出了各類預測預報特點及適用條件,對最近二十多年剛發展起來小波分析技術主要思想和法及其應用范圍,以及號稱第五代計算機語言matlab軟體和附帶小波分析工具箱進行了介紹,並應用於地下水動態過程分析,採用時間序列中b ? j法,蒙特卡羅法,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新思路;綜合分析了現今各類地下水管理模型特點及缺陷,將數學規劃、數理統計、隨機過程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內部條件和外部條件進行了分析,內部河海人學博卜學論文前言、摘要、目錄條件主要是正確資源觀,科學資源計算與評價法,可靠資源預測預報技術,可操作資源管理措施,外部條件主要是高層發展思路、管理體制變革、配套政策法規、經濟杠桿調節、人文素質提高、節水意識增強及具體節水措施、人口增長控制、水體污染防治、生態恢復和重建;從宇宙科學、地球系統科學及哲學高度審視地下水資源可持續開發;指出了地下水資源可持續開發進一步研究向。
  4. Radar echoes include echoes of lands, islands, all kinds of moving targets, racon, sart and sea, etc. arpa marks consist of fixed range marker, variable range marker, electronic bearing line, guard zone, heading - line, parallel index ( 4 navigation lines ), vector lines ( or pad ) and past track information of tracked target ships, marks of trial manoeuvres, ect

    雷達回波包括陸地、島嶼回波,各種活動目標回波,雷康、 sart回波,海雜波。 arpa符號包括包括固定距標圈、活動距標圈、電子、警戒圈、船首、 pi、已錄取目標矢量以及歷史航跡(或pad ) 、試操船符號
  5. The probe ' s linearity, temperature and dynamic characteristics are analyzed base on principal theory of eddy - current displacement sensor, such as the influence of the coil q value to the linearity characteristic, influence of the diameter of coil to the linearity characteristic, influence of coil resistance to the temperature characteristic, influence of the measuring coil to the syntony loop

    在介紹渦流移傳感器基本理論基礎上,分析了傳感器探頭性特性、溫度特性、動態特性影響因素。從探頭圈q值對性特性影響;探頭直徑對影響;探頭圈電阻對溫度特性影響;激勵信號溫度特性影響:檢測圈?振迴路動態響應特性面分析並提出製作高質量傳感器探頭改進措施。
  6. The influence factors and optimal scheme of connected - triangle surveying with shaft is analyzed in detail. the formula for calculating the lateral transfixion errors of underground traverse with added gyro orientation line is derived strictly, the calculation results show that the accuracy can be increased obviously by the way of orienting added gyro lines

    詳細分析了聯系測量各因素對傳遞影響,探討並比較了加測陀螺角后地下導精度提高問題,論證了加測陀螺角后直伸邊導終點精度嚴密計算公式及陀螺邊布測最佳置。
  7. This paper presents our research in actuating in - vivo micro - robot based on the capsule endoscope platform by the external power. while seeking secure driving method we take several factors into account, such as driving environment, power transmitting and consuming, motion requirement and controllability, and locating technique. we mainly deal with driving the capsule with spatial gradient magnetic field, so we employ combined electro - magnetic coils, including gradient coils and homogenous coils, which have rotational dof around a translatable patient bed, to compose a controllable uniform gradient which act on the permanent - magnet embedded robot, thereby get an appropriate spatial force and torque to fulfill the anticipant locomotion such as move, stop, pitch and yaw

    基於驅動環境、能量供給和消耗、驅動動作要求及驅動安全性與可控性,定面考慮,尋求安全可靠腸胃檢查微機器人外部驅動控制法,並著重研究直接利用外磁場磁力驅動微機器人:在微機器人內部嵌入永磁性體,利用體外組合電磁圈產生加載電流控制驅動磁場,其中外部電磁圈由多組梯度圈和勻場圈組合構成,通過繞病床旋轉以及病床平移共同控制微機器人所在磁場強度及梯度,作用於微機器人內嵌磁體以獲得空間意義上必要驅動力和調整轉矩,從而有效地完成驅動動作要求。
  8. In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future

    本文結合重慶市大渡口區「三木花園」開發建設項目,從地下空間靜力結構穩定性分析角度出發,針對在該項目中涉及高層和多層建築物以及在其地下20米處開挖了一個用於軌道交通跨度6米,高7 . 5米地下隧道這一具體工程情況,採用2d - 3d -有限元結構分析程序對高層與多層建築物地基基礎及其與城市軌道交通使用地下隧道圍巖應力與移演變規律進行了有限元數值分析計算,探索了地下空間圍巖與高層或多層建築物地基基礎之間相互影響,通過考慮未受到任何人為擾動影響天然狀態、地表存在多層或高層建築物狀態和地下開挖用於軌道交通地下隧道狀態三種不同狀態以及4個水平剖和4個垂直剖不同情況,從以下幾個面具體分析研究了計算斷面應力與移分佈規律: ( 1 )在各種不同狀態下計算斷面主應力矢量圖、移分布圖( ux 、 uy )以及應力色譜圖( _ 1 、 _ 2 、 _ ( xy ) ); ( 2 )相同狀態下不同水平與垂直剖應力_ 1 、 _ 2和_ ( xy )對比分佈曲; ( 3 )不同狀態下相同水平或垂直剖應力_ 1 、 _ 2和_ ( xy )對比分佈曲,為今後在對地下空間開發利用以及在高層建築物地下開挖硐室時工程設計和工程施工提供參考依據。
  9. To improve this ability, a higher cross - range resolution is needed. an inverse synthetic aperture radar ( isar ) achieves high resolution in the cross - range dimension by taking advantage of the motion between radar and targets to synthesize the effect of a larger antenna aperture

    逆合成孔徑雷達( inversesyntheticapertureradar ,簡稱isar )信號處理對接收到運動目標回波信號進行相干處理,價成一個大口徑天,很大程度上提高了向距離分辨力。
  10. First, the nonlinear ls problem without constraint is converted to that subjected to inequality constraints by putting constraints on the do as of the received signals and toas of the first arrived signal with geometrically based single - bounce ( gbsb ) statistical channel model and cost - 207 model. then, a penalty function is used in the estimation of ms position

    首先,用基於幾何結構單次反射圓模型和cost - 207模型,對期望定用戶各條多徑信號波達向和最先到達多徑信號時間進行約束,將傳統解無約束性最小二乘定問題或近似性最小二乘定問題轉化為解不式約束性最小二乘定問題;然後,用內點罰函數法估計移動臺置。
  11. Angular calibration of radar antenna system is composed of the calibration of angular error sensitivities ( also called directional sensitivity ), adjustment of cross - coupling of azimuth and elevation signals, and the calibrations of system errors such as antenna axial system error, dynamic delay and so on

    雷達系統天角度標校包括對系統角誤差靈敏度(又稱定向靈敏度)標定、俯仰信號交叉耦合調整以及對天軸系誤差、動態滯后系統誤差標定。
  12. A qos - support protocol, m - dcf, and its schedule model are proposed. by providing different contention window for different classes, the higher class frames the higher access probability. the simulation proves that m - dcf has better performance than dcf protocol on system throughput, discard ratio, frame discard ratio of higher classes, average access delay of different classes

    提出了為不同級幀提供不同競爭窗口改進型dcf : m - dcf協議,並給出了m - dcf調度模型,通過採用不同競爭窗口,為不同n西安電子科技大學博士學論文:無局域網和ip服務質量關鍵技術研究應用提供了不同接入概率,保證了qos ;模擬結果證明了m一dcf在系統吞吐率、丟包率、高級業務丟包率、不同級業務平均接入時延面都優于dcf協議。
  13. The corrosion behavior of nanocrystalline ( nc ) copper bulks with various grain sizes prepared from igc ( inert gas condemsation ) and vacuum annealing in comparison with conventional microcrystalline ( mc ) copper ( as - rolled and electrolytic ) in acid copper sulphate solution and neutral solution containing chlorides under free corrosion conditions and anodic polarizations has been studied using potentiodynamic polarization, potentiometric analysis, cyclic voltammetry and electrochemical impedance spectroscopy. x - ray diffraction was used to estimate the grain size of the annealed nc copper. field emission gun scanning electron microscopy and x - ray energy - dispersive spectroscopy was used to characterize the surface morphology and analyze the surface composition after the polarization and potentiometric test of both nc and mc copper

    本文研究了用igc (惰性氣體蒸發凝聚原溫壓法)制備並真空退火到不同晶粒尺寸納米晶銅和微米晶銅(冷軋紫銅、電解銅)在酸性硫酸銅溶液和中性含氯溶液中,在自腐蝕狀態和陽極極化狀態下腐蝕性能。使用了動電勢極化、電測定、循環伏安法( cv )和電化學阻抗譜( eis )法。 x -射衍射( xrd )法用來估算納米晶銅晶粒尺寸。
  14. Di - on electric one of the beijing hi - new - tech enterprise develop and manufacture lots of equipment like sf6 dewpoint meter dp100, cable fault location system cfl6000 and more. di - on electric supply the most advanced technology and equipment on such as gis surge arrestor on line monitoring, resistance measuring, ac dc metrology, thermal - temperature bridge, power transformer diagnostic and testing, cable diagnostic and fault location, sf6and oil moisture measuring, oil treatment and testing, optic fiber temperature monitoring, circuit breaker testing, relay testing and more

    迪揚電氣在gis和避雷器帶電測試與故障診斷分析,電力電纜故障定與局放檢測,變壓器電抗器各種測試診斷與溫度監測, sf6水分測量與回收,絕緣油測試分析與濾油處理,紅外測溫與光纖在測溫,以及各種電阻測試與計量,溫度計量與電能計量面擁有世界一流技術與成熟儀器設備。
  15. The research works finished in this paper are listed below : 1. solving the problem in testing of cylinder vessels that the sensors disposition is very rigorous, carrying out study of freewill triangle network orientation and linear orientation, bringing forward the discriminance which distinguish the validity of orientation array using character string method the first time, at the same time, solving the problems that judgement of orientation array, elimination of camouflage location, avoidance of repeat location, etc. 1 '. carry ing out the study of the orientation of defects in stand lank floor with the method of freewill planar triangle orientation, advancing bran - new discriminance on the validity of orientation arrays, orientation points, and the disposing means of the acoustic sources near sensors and those near common border

    本文進行主要研究工作有: 1解決柱式容器檢測中傳感器排布要求較嚴格問題,開展任意三角形網路排布檢測技術與技術研究,首次提出了利用字元串格式判斷陣列有效性判別法,並解決了任意三角形定中存在陣列判斷,偽定剔除,重復定避免一系列問題; 2利用平面任意三角形定法開展常壓立式儲罐罐底缺陷定技術研究,提出了全新陣列有效性判斷、定有效性判斷法;以及頂點聲源和邊界聲源處理辦法。
  16. Curves in actual production, such as hole diameter, bed thickness, mud invasion, shale content, electrofiltration potential, etc. are analyzed. correspondent calibrating methods are proposed

    對影響自然電各種因素井徑層厚泥漿侵入泥質含量過濾電進行了分析,並對其影響因素提出了校正法。
  17. This thesis primarily makes below the work of a few aspects : ( 1 ) the method that measuring and solution of the control point ' s coordinate, calculation of the point, solution of intersection with polygons, and calculation the quantity of ore reserves in a drawing file by computer technology ; ( 2 ) the theory and the method to draw the diagram of the equivalent line by establishing the abnormal triangle net, and ore blending with the diagram of the equivalent degree ' s line ; ( 3 ) the principle and method to automatically divide the ore, and the method to adjust to the quantity of ore and search the ore ' s information ; ( 4 ) adoption the line program to beg to solve the problem to ore blending, and establish the linear programming model and the simplification model with ore blending. ( 5 ) establish the control model with ore degree based on modem control theories

    本論文主要完成了以下幾工作: ( 1 )利用計算機技術直接在一張現狀圖中,實現了控制點測量與求解、坐標展點計算、多邊形求交以及爆堆礦巖量計算; ( 2 )提出了通過建立非規則三角網法來繪制理論和實現法,通過圖指導配礦工作; ( 3 )提出了配礦塊段自動劃分原理和法,並在此基礎上實現礦塊礦量調整和礦塊信息查詢; ( 4 )採用性規劃法求解配礦問題,建立了配礦問題性規劃模型和簡化模型; ( 5 )建立了基於現代控制理論控制模型。
  18. Firstly, in order to treat the local weakened effect of the crack on the shaft, the equivalent line - spring model is built. then the constitutive equations are derived and the flexibility model of the rotating shaft is discussed. based on the lagrange equations, the non - linear dimensionless differential equations of the single rotor system with the disk and crack located at an arbitrary position of the shaft are obtained

    首先為處理裂紋對軸局部削弱作用,提出了彈簧模型,推導了彈簧彈性本構關系,獲得了裂紋轉動軸柔度模型,然後,應用lagrange程建立了盤和裂紋處于軸任意無量綱單盤轉子系統性運動控制微分程。
  19. Application of the algorithm for different observed head data sets indicate that the model can be successfully applied for aquifer systems where data available may be sparse and with errors. calculated groundwater heads by identification results in fourteen parameter areas are fit for observed heads in field, and flowing filed is similar. the study demonstrates the effectiveness of the ga global optimization model for parameter identification, which is an important step towards real system simulation and effective planning and management of groundwater resources

    通過算例研究,表明上述演算法可行,且rbf神經網路法和退火遺傳演算法對地下水系統參數識別效果都較好,而退火遺傳演算法較之標準遺傳演算法具有更好收斂性將演算法應用到北京市密懷順地區,在收集、分析研究區資料基礎上,建立了北京市密懷順平原區地下水模擬模型,並用遺傳演算法進行了地下水系統參數識別,在十四個分區情況下,計算水與實際水擬合較好,各應力期末計算與實測基本一致,表明該識別值較為合理。
  20. The author ' s work gives new way, which is beneficial to real time interaction and can efficiently reduce computing time as well as data storage amount. these algorithms can find good use in numerical machining, robotics, form - position tolerance and computer graphics. ( 3 ) degree reduction for nurbs curves and surfaces by applying the theory of the best uniform approximation of chebyshev polynomials and the explicit matrix representation of nurbs curves, this thesis centers on the research of the explicit nearly best approximation of multi - degree reduction of nurbs curves

    以上關于距曲幾何逼近與代數逼近演算法改革了當前國際圖形界只能對基曲沿法矢向平移定距離點作近似逼近固定模式,創造了利於交互操作,能有效地減少計算量及數據存儲量法,可在數控加工、浙江大學碩士學論文機器人、形公差學、計算機圖形學中獲得很好應用( 3 ) nurbs曲曲面降階應用nurbs曲顯式矩陣表示及chebyshev多項式逼近理論,以實現nurbs曲顯式一次性降多階近似最佳逼近為目標進行了研究
分享友人