等分角線 的英文怎麼說

中文拼音 [děngfēnjiǎoxiàn]
等分角線 英文
bisectrix
  • : 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...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : 角Ⅰ名詞1 (牛、羊、 鹿等頭上長出的堅硬的東西) horn 2 (古時軍中吹的樂器) bugle; horn 3 (形狀像...
  • : 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...
  • 等分 : divide from the middle; [航空; 航海] halve; halving
  1. For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field

    因此,對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和佈規律進行深入的研究便成為本文研究的出發點。為此,本文從測井地質的度,針對當前裂縫性儲層測井地質解釋與評價的現狀,在綜合析當前國內外儲層裂縫的維研究成果的基礎上,利用維方法和技術,通過對archie測井解釋模型中的m指數、 n指數的維特性的深入淺出的論述以及裂縫性儲層段測井曲維d _ ( fa )與m指數的理論推導,根據裂縫性儲層測井曲形態維值的地球物理意義? ?曲變化越復雜,則其維值d _ ( fa )越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構指數m值越高特徵,提出了改進的基於盒維數的測井曲網格覆蓋法,編程計算了裂縫性儲層段常規測井曲(如聲波和電阻率曲)上維值及其m指數值,進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究,效果十理想: 1將計算得到的可變的m指數與聲波和電阻率維之積df _ acrt進行交繪,採用儲層維值類技術統計析這些參數變化的規律,並結合qx油田l區塊儲層類型經驗判別圖版,從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。
  2. 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,在前人研究成果的基礎上,對錨桿與圍巖的相互作用機理進行研究,利用全長錨固錨桿的中性點理論,從效均化的度來考慮錨桿對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、效加固后的圍巖、原始圍巖三者的彈塑性解析解,對工程設計有著重要的參考意義;在數值模擬方面,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的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了理論根據,也形成了本文的理論基礎:最後,論文以南水北調東穿黃隧洞穩定性析項目為工程實例,利用本文所述的接觸問題的摩擦模型理論,對錨桿支護結構的應力場、位移場的變化規律進行了研究,析了加錨支護對隧洞圍巖應力、變形的影響。
  3. Both the complicatedness varieties trees, the thick liquid material that the material differs greatly and the remaining leftover bits after wood processing, wood shaving, sawdust, sub thick liquid, cotton stalk, hemp stalk, bush, crudefiber crop, rice wheatgrass, reed, crudefiber crop, many kinds of goods thick liquid board, wasted paper, bagasse, agrimony etc. canbe fasten separated into the good fibre with higher velocity and proper to rub a block of interval

    高濃磨對漿料的適用范圍較廣,無論是樹種復雜,材料差異較大的漿料,還是木材加工后剩餘的邊料,以及蝕花、鋸屑、節子漿、棉稈、麻稈、灌木、枝椏材、稻麥草、芳菲、麻類多種商品漿板、廢紙、甘蔗渣、龍須草,都能夠以其料高的旋速成度及適當磨片間隙離成優質纖維。
  4. The bisectors of its base angles are equal.

    的平是相的。
  5. The local network resoure management system is mainly engaged in the lacal network resoure management, at the same time and the network quality managerment as well, also including network line - pipe management, equipment management, configure management, topology management, attemper management and systimatic analysis, the main equipments include pdh, sdh, dwdn, idlc, pon, fwa, adsl, bits etc. by means of the main equipments " s resoure attemper and running state, we can finds out something abnornal in operation, from the whole point of local network, adjusting network is to be made to reach overal optimiztion. ensuring the network operating quality, realizing the the dispatching solution on the basis of network resource management and circuit closed - loop dispatching circulation

    本地網網路資源管理系統是側重於本地網網路資源的管理,同時兼顧網路質量管理。重點網路管管理、設備管理、配置管理、拓撲管理、調度管理以及統計析,主要設備包括pdh 、 sdh 、 dwdn 、 idlc 、 pon 、 fwa 、 adsl 、 bits。通過主要設備的資源配備和運行狀態,該系統發現處理運行異常,從本地網全局的度調整網路達到整體優化,保證網路的運行質量,在網路資源管理的基礎上,實現調度方案的生成,以及電路通道的閉環調度流程。
  6. The paper studies the surface geometry of globoidal indexing cam by applying the theory of conjugate surfaces and the method of coordinate transformation, presents the equations related to the main inducement curvature of the cam profiles, analysis and deduces the equations of two circumscription curves, which judge if the conjugate surface could mesh properly. some calculate examples and conclusion are given. the surface equation of the globoidal cam and conjugate equation are established

    論文首先在析空間嚙合原理基礎上,採用坐標變換法推導出弧面度凸輪的工作廓面方程、嚙合方程和壓力計算公式,對弧面度凸輪的嚙合特性進行了深入的析和研究,對判斷曲面能否正確嚙合的依據如兩類界限方程以及誘導主曲率進行推導,並給出算例。
  7. After that, through discussion about the landscape estimate criterion, the author summarizes it as follows : aspect relation and meaning. then, based on the landscape features of the urban viaduct rail transit along the no. 1 subway in hangzhou, the authors analyzes and summarizes the challenges that we must affront to and comment on the aspect of the styles and colors of the viaduct. at last, from a combined view with city planning, the author puts forward some advice about the improvement on the sculpt and colorific aspects of viaduct

    論文首先析了高架軌道交通的景觀特點和空間組合模式;通過討論景觀評價的標準,將景觀評價標準總結為外顯、關系、內涵三個方面;然後結合杭州市地鐵一號工程,從外顯、關系、內涵三個方面析高架軌道交通可能產生的景觀影響問題;最後結合城市設計的度,對橋梁的造型和色彩方面提出部改進意見。
  8. Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle

    流體噪聲主要來源於輸出流量脈動,造成輸出流量脈動的主要原因是閉死容積在大圓弧段壓力切換時產生的瞬時高壓迴流,在配流盤上開設v型尖槽可降低因高壓迴流而引起的流體噪聲,本文以截流作用和液體的可壓縮性為理論依據,以matlab語言為工具,對原配流盤上的v型尖槽進行了理論計算,繪制出p - t圖析了它的不足,並對原有v型尖槽進行了優化設計,得出了v型尖槽的最佳幾何尺寸:配流盤平面上的v型尖槽的兩邊的夾為12 . 3 ,槽長5mm ,槽的橫截面為邊三形。
  9. Since complicated differential and integral operations were involved in the kernel of the integral equation, we simplified the equation and got the nakano equation. as instances, the planar archimedean spiral antenna, the planar equiangular spiral antenna, the monofilar helical antenna, the conical helical antenna with fixed ascending angle and the conical equiangular - spiral antenna were analyzed through the moment method. all of the results matched fairly well with the references and experiment results

    這種方法的積方程的積核里含有復雜的微積運算,為了簡化計算,本文在推廣的海倫積方程的基礎上,對方程進行了簡化,推導了nakano方程,並以平面阿基米德螺旋天,平面螺旋天,軸向模圓柱螺旋天,具有固定升的圓錐螺旋天和圓錐螺旋天為例,用矩量法求解了天上的電流佈,研究了螺旋天輻射的寬頻帶特性,所得的結果均與參考文獻吻合很好。
  10. During the process of analyzing its reasons, in the terms of logic, the thesi s proceeds from international to the domestic, from the whole nation to the west region, from under system to system itself ; in the terms of contents, the thesis respectively uses relevant theories of micro - economics, public economics and institutional economics as well as the most newly research result named " flypaper effect " in the field of financial grants

    對這一模式原因的析過程中,在邏輯上循著國際到國內、全國到西部、制度下到制度本身這樣一條;在內容上則別運用了微觀經濟學、公共經濟學、制度經濟學、以及財政轉移支付研究領域有關的最新研究成果「粘蠅紙效應」各個方面的理論,從各個不同析和論證。
  11. First, based on phased array antenna ' s mono - pulse goniometry and separate coordinate technology about phase control, the antenna beam pointing error formula, caused by phase quantization error, is derived from linear array and circular array to planar array and cylindrical array

    首先以單脈沖相控陣天原理為基本理論出發點,利用相位控制的坐標離技術,基於陣、圓形陣簡單形式的相控陣天,推導了平面陣、圓柱面陣相控陣天由相位量化誤差引起的波束指向誤差公式。
  12. Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece

    將液體火箭發動機燃燒室的冷卻通道設計為斜航螺旋)槽形,可以大幅度改善燃燒室的冷卻性能.斜航冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母輪廓復雜,手工編制數控加工程序難度大.為了解決數控加工程序的編制問題,研究了斜航的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種母輪廓回轉體外表面上的斜航數控加工程序.燃燒室收斂-擴張段的母斜率變化大,加工難度大,是斜航冷卻通道加工的最典型工件.經過理論析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類型零件的加工亦具有參考意義
  13. 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

    詳細析了聯系測量各因素對方位傳遞的影響,探討並比較了加測陀螺方位后地下導的精度提高問題,論證了加測陀螺方位后直伸邊導終點精度的嚴密計算公式及陀螺方位邊布測的最佳位置。
  14. 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方面的工作: ( 1 )利用計算機技術直接在一張現狀圖中,實現了控制點的測量與求解、坐標展點計算、多邊形求交以及爆堆礦巖量的計算; ( 2 )提出了通過建立非規則三網的方法來繪制圖的理論和實現方法,通過品位圖指導配礦工作; ( 3 )提出了配礦塊段自動劃的原理和方法,並在此基礎上實現礦塊礦量調整和礦塊信息查詢; ( 4 )採用性規劃的方法求解配礦問題,建立了配礦問題的性規劃模型和簡化模型; ( 5 )建立了基於現代控制理論的品位控制模型。
  15. In this paper it is shown that a partial toeplitz pattern has a toeplize positive definite completion if and only if the diagonals for the specified entries are 0, t, 2t, . ., pt ( in which the main diagonal is numbered 0 )

    本文討論部toeplitz正定陣的toeplitz正定完成問題,證明了一個部正定toeplitz模式存在正定toeplitz完成的充必要條件是已知元所在對的標號成差數列。
  16. The basic working principles and characteristics of srm will be described firstly in this paper, as well as its developing survey and researching directions. and then the srd system will be separated into several function parts to be introduced respectively in details : ( 1 ) to analyze the basic characteristics of the srm including electromagnetism, current and torque of every angle field of the rotor based on the subsection - linearized inductance characteristics of stator windings and several idealized supposes. ( 2 ) how to design and realize the h - bridge converter, and the method to use it ; ( 3 ) how to design and realize the controller based on dsp ( tms320f240 ) and the control strategies, as well as the program ; ( 4 ) to introduce the monitor program running in a pc, which is programmed by delphi

    本文首先介紹了srm的基本工作原理和特點以及srd系統發展概況和研究方向,然後以srd的功能構成為進行介紹: ( 1 ) srm的特性及控制策略析,在電感性化簡化條件下析得出了各個轉子位置度區間的電磁、電流和轉矩特性並析了控制策略; ( 2 )析設計了h橋式功率變換器的設計和工程實現的方法,並設計了基於這種功率變換器的換相邏輯; ( 3 )析設計了以dsp為核心的控制器以及控制方法,並介紹了該控制器的軟硬體實現; ( 4 )介紹了如何用delphi編制實現上位機監控程序。
  17. Profile curves of a rounding surface are calculated along a feature line with a given radius. then inner elements of a rounding mesh is created with these profile curves, and sewn with the original mesh which is pre - trimmed. a feature - based mesh modification method is proposed for existing rounding feature

    給定圓半徑,計算出沿特徵曲面的截面輪廓,以輪廓的六點為節點生成圓區域單元,並與剪裁后的基網格面縫合,從而生成沿特徵的圓曲面網格。
  18. On the assumption of ignoring the distortion of thickness, this paper determines the rough shape by the geometric modeling method of equal area developing using mixed mesh cell of triangle and quadrangle for the first time, presents the equal area developing arithmetic of quadrangle - triangle. on the virtual geometric symmetry axis, we puts forward the method of determining the developed coordinate of the point on the base band in the development of using regular quadrangle cell, determines the developed shape of internal structure in plane utilizing point - to - point mapping theory. furthermore, we realize the approximate developing of undeveloped - irregular boundary surface using a few triangle cells

    本文結合型號研製中小曲率機翼整體壁板類零件坯料展開課題,基於板料厚向變形忽略不計的先驗假設,首創混合四邊形-三形網格面積展開的幾何模擬法確定壁板類零件毛坯外形,給出了混合四邊形-三形網格面積展開演算法;提出了虛擬的概念,採用虛擬幾何對稱軸,給出了規整四邊形單元展開基帶上結點的計算方法;採用映射原理和求交演算法確定了壁板內部結構信息的展開定位。
  19. After these processes, silver doped sca antibacterial stainless steel is prepared. the samples are investigated with sem ( scanning electron microscope xrd ( x - ray diffraction ), xps ( x - ray photoelectron spectroscopy ), contact angle test, erosion test, mechanism performance test and antibacterial test, and the relation between structure and property is discussed

    對制得的抗菌不銹鋼進行掃描電鏡、 x射衍射譜、 x射光電子譜、接觸、耐蝕性測試、膜層機械性能測試、抗菌性能測試析,討論了樣品中膜層結構與性能間的關系。
  20. Then, memory cell array and some parts of peripheral circuits used in sram, for example, sense amplifyier and adderss decoder, are designed and verifyied by simulation. furthermore, some novel methods, such as clocked hierarchical word decoding structure, multi - stage sense amplifyier, common data line and data bus equlibruim technology has been applied in the design of 128kbit and imbit sram. what ' s more, we have studied compiler technology applied in the designing course of a imbit full cmos sram from the pointview of methology

    然後對sram的存儲單元電路以及外圍電路中的靈敏放大器和地址譯碼器進行了設計和模擬,在此基礎上,以128kb和1mb全cmossram設計為例,從方法學度對同步sram設計中的帶時鐘級字譯碼,多級靈敏放大和位及總平衡技術進行了研究,並給出了相應的compiler演算法。
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