離軸點 的英文怎麼說

中文拼音 [lízhóudiǎn]
離軸點 英文
off axis point
  • 離 : Ⅰ動詞1 （離開） leave; part from; be away from; separate 2 （背離） go against 3 （缺少） dispens...
  • 軸 : 軸Ⅰ名詞1. （圓柱形的零件） axle; shaft 2. （對稱部分的直線） axis 3. （圓柱形的纏繞器物） roller; spool Ⅱ量詞（用於纏在軸上的線以及裝裱帶軸子的字畫）
  • 點 : Ⅰ名詞1 （液體的小滴） drop （of liquid） 2 （細小的痕跡） spot; dot; speck 3 （漢字的筆畫「、」）...
  1. ( 3 ). there exists a deficiency of the axial symmetry rotor plus two quasi - particles model for odd odd nuclei that the vibration far away from the inversion point is smaller

    （ 3 ） .在研究奇奇核的二準粒子加軸對稱轉子模型中，存在著遠離旋稱反轉點兩端的劈裂幅度偏小的缺點。
  2. Ruichi " brandmagnetic pump is mainly made up of pumpbody, gears, magnetic combined bearing equiptment isolation cover, motor and so on. gear wheels joined with the inner magnetic steel are fixed in a hermetically sealed chamber which is made up of pumpbody and isolation cover. the motor powers the outer magnetic steel, the outer magnetic steel power the inner steel. gear sheels are made to try turn. thus dynamic hermetis seal is replaced by a static hermetic seal to get the result of importing medium wihtout leakages

    「瑞馳牌」磁力泵泵體主件是由驅動和從動永磁場鋼杯組成磁性聯軸節外磁鋼和電動機相聯為主動件內磁鋼和葉輪相聯為被動件當電機啟動后通過磁力藕合驅動葉輪同步工作泵的結構要點以靜密封取代動密封使泵的過流部件完全處於密封狀態從而保證了介質和外界隔絕徹底解決了離心泵機械密封一直解決不了的跑、冒、滴、漏之弊病。
  3. The numerical computation for the secular variable of the semi - major axis, solar distance at perihelion, orbital periods and longitude of perihelion has been made for fifteen meteor streams by using the solution of gylden - meshcherckii equations

    利用g - m型變質量天體軌道根數變化方程的一階和二階解對15個流星群軌道半長軸、近日點距離、軌道周期和近日點經度因太陽質量損失造成的每世紀的長期改變效應做了數值計算，並得出計算結果。
  4. The holographic lens, which is designed according to bragg condition to eliminate aberrations, has both high efficiency and low aberration, and can be used in a certain narrow - band condition. a example and its results are also given in this paper

    該方法採用雙片離軸全息透鏡復合，按使用條件在布喇格條件下進行消三級像差設計，製作設計的全息透鏡具有高衍射效率高、像差小的特點，可以滿足任意給定的窄帶光場合。
  5. This paper discusses the polygon medial axis definition of gis and calculation geometry, and their main distinguishing feature, pointes out that the polygon medial axis should be the locu of the equal - distance points to two or more edges of the polygon ; analyzes the relevant different algorithm and cases in practice, and proposes the geometry means in theory relatively rigid and widely meeting the requirements in practice - dotted pair rank method and the map algebra polygon medial axis method, utilizes them to offer several polygon medial axis calculation examples

    摘要比較了當前國內外gis中和計算幾何中關于多邊形中軸的定義，討論了它們的主要特點，指出多邊形中軸應是到兩個以上邊距離相等點的軌跡，並據此分析了相應的各種演算法和實際應用場合，提出了理論上較為嚴密、能夠廣泛滿足實際應用需要的幾何方法點對序列法和地圖代數多邊形中軸法。
  6. As the bearingless motor is constructed with contact - free bearings, it works free of wear, frictionless, free of abrasion and without lubricants. with the compact construction, low loss and other features, the bearingless motor demonstrates the potential applications in space technology ", science research, high vacuum technology and ultra high - speed drives

    其不僅具有磁軸承電機的優點，同時具備軸向利用率高、體積小、功耗低的特點，在空間技術、科學研究、真空及凈室技術、機床、離心機等領域具有廣泛的應用前景。
  7. Then an thorough computer modeling using finite element program with material, geometry and state triple - nonlinear taken into account is carried out on a series of influencing factors, such as comparison with npn - beam splice connection, comparison of varies designed theories, and the varying of fraction coefficient, diameter, grade, pretension and arrangement of bolts, thickness of web and flanges of beam and column, splicing location, axial loading on column, etc. lots of useful conclusions are drawn form computer modelling. finally, design and construction suggestions are given out. this study fills the black in the field of steel beam - to - column connection with cantilever beam high - strength bolted - splicing at both home and abroad

    然後，本文在考慮材料、幾何和狀態三重非線性的基礎上，對該連接形式進行了全面的計算機模擬，主要考慮了帶懸臂梁段全螺栓拼接的樑柱連接節點與無拼接的樑柱連接及翼緣對接焊接腹板拼接的連接節點的對比，各種設計方法之間的對比，以及翼緣拼接和腹板拼接的螺栓間距、直徑和數量，拼接點與梁端之間的距離，梁和柱的翼緣、腹板厚度，柱的軸力，接觸面的摩擦系數，翼緣和腹板拼接板的厚度等因素的影響。
  8. To adjust the handling capacity of the centrifuge by regulating 0 and 1 ， suggestions are put forward as follows : ( 1 ) using dc motor instead of ac motor when scr system being used, ( 2 ) mounting a coupling on the drum shaft, ( 3 ) adding a liquid supply control system to control the filling of the fluid in the coupling

    為此，提出改進建議: （ 1 ）在有scr可控硅系統的現場，用直流電動機代替交流電動機，用控制電流大小的方法來調節電動機的轉速，從而控制0 ， （ 2 ）在滾筒軸上安裝一偶合器，利用偶合器的無級調速的特點來達到自動調節離心機處理速度和處理量的目的， （ 3 ）在安裝偶合器的基礎上，增加一個液體供應控制系統。
  9. Four pionts angle contact ball bearing is separable bearing, it can be subject to bi - directional load and have the function of both single row and double rows bearings

    四點接觸球軸承為可分離型軸承，可承受雙向軸向載荷，並有單列和雙列角接觸球軸承的功能。
  10. The optimum design of the beat back - impact crusher is proposed, which aims at the highest efficiency of the machine work. the optimum designed mathematics model of the main structural dimension of the crusher ( m, xc, s, w 2 > ir ) is built with restraining conditions such as force condition, energy condition, hammer steady condition, no moving interference, strength of spin axle and bearing condition, upper limit and lower limit of the design variant condition etc. finally, an example is give to illustrate the efficiently of the method proposed

    在綜合考慮影響破碎機效率的各因素的情況下，提出了滿足以力，能量，錘頭穩定性，幾何條件，不發生運動干涉，轉子軸和滾動軸承的強度等約束條件，建立了包含破碎機關鍵參數（錘頭質量m ，軸心o到銷軸錘頭接觸距離r ' ，四川大學碩士學位論文錘頭質心到銷軸與錘頭接觸點的距離拙，錘頭與巖石碰撞到銷軸與錘頭接觸點的距離s ，轉子的速度。
  11. The paper establishes mathematics model of electromagnetic heating system of eddy current field and temperature field, and gives corresponding discrete format with elements as eight nodes, hexahedron equal cell, through calculating eddy - current field to gain the internal heat source that the temperature field needed, to use discrete method to solve the problem of induction - heating part ' s temperature field by axial symmetrical electromagnetic, and then to analyze the characteristic of instantaneous temperature field

    本文建立了電磁加熱系統的渦流場和溫度場間接耦合的數學模型，分析了不同頻率下渦流和溫度的分佈情況，並以八節點六面體等參元為例給出了渦流場對應的離散格式，通過計算渦流場獲得溫度場所需要的內熱源強度，加熱部件的溫度場以軸對稱格式進行離散求解，並對瞬態溫度場有限單元法的求解特點進行了分析。
  12. The appearance position of hot - image satisfied the rule of z2 = z1 - lv, z2 is mean the image distance, z1 is mean the object distance, and lv is mean the distance between the nonlinear medium. the theory is also validated by the optical propagation software. if n = 1, then the nonlinear medium is only one, lv = 0, and it will satisfy the rule z2 = z1

    四、從非線性近軸波動方程基礎上用散射矩陣理論推導了級聯介質的熱像規律，得出級聯介質的熱像位置滿足z2 = z1 - lv ，其中z2為像距， z1為物距， lv為級聯介質間的距離，並用光傳輸軟體得到了驗證;發現級聯的非線性介質可以看成單一的非線性介質相連，散射點對級聯介質的每一段非線性介質成像;當只有一段非線性介質時，可以認為lv為零，滿足z2 = z1 。
  13. This is a newly introduced slight shocking, direct driving centrifugal hyro - extractor. the electric locomotive on its base is semi - closed, internal ventilating, self cooling, weight adding and energy saving. the internal drum and rotational drum are istalled on the axel of the locomotive and drived directly, which effectively decreases energyloss, and simplifies therotation. acontrolling box is used in the machine to start through frequency conversion. and stop through resistance. the showing board shows the rotation speed and adjusts the speed and time. the featues of this machine areenergy saving, durable and repair infrequent. this machine is spcially used for cloth hydroectraction

    本機系最新引進直微震直驅式離心脫水機，它使用半封閉內通風自冷加重型專用節能電機裝于中間底座，內桶及轉鼓裝于電機軸而直接驅動之，有效地減小了多功能損耗，簡化了傳統的多級繁瑣轉動，本機配有一個電控箱機變頻起動，電阻剎車於一體面板有轉速顯示並可調速度及時間，該機特點省電、耐用、維修機會極少，本機適合布匹脫水使用。
  14. Abstract : approximate methods for calculating aerodynamic heating rates on space shuttles are discussed. various methods are given for predicting the heating rate at axisymmetric stagnation points, general three dimensional stagnationpoints and the leading edge stagnation point of wings. numerous laminar and turbulent heating techniques for flat plates and cones are analyzed and compared. a brief review of some methods is presented to predict heating rate for winward centerline and lateral direction off the symmetry plane. the results show that the methods are simpler and can guarantee enought precision for predicting aerodynamic heating environment of space shuttles

    文摘:介紹了國內外預測航天飛機氣動加熱的工程計算方法.給出了軸對稱、非軸對稱和機翼前緣等各種外形駐點熱流密度的計算，分析和比較了平板、錐體的層流和湍流熱流密度計算的各種方法，概述了航天飛機迎風面中心線和離開中心線橫向熱流密度的計算.計算結果表明，本文方法用在航天飛機氣動熱環境初步設計中比較簡單並且有足夠精度
  15. Due to restriction with the array aperture transition time, traditional phased array radar works under relative narrow signal bandwidth, so this restricts the application of phased array radar in the field where high performance is demanded. however, optically controlled phased array radar ( ocpar ) adopts the photoelectron technology, counteracts the aperture transition time via the method of optical true time delay ( ottd ), so it can realize wide instantaneous bandwidth and squint - free operation ; meanwhile, it can realize the miniaturization of phased array radar and has super anti - electromagnetism interference capability

    而光控相控陣雷達採用光電子技術，通過光實時延遲的方法來抵消孔徑渡越時間，可以實現相控陣雷達的寬帶寬角掃描;同時也可以使得相控陣雷達小型化，並具有強的抗電磁干擾的能力;另外，由於光纖傳輸具有損耗低、頻帶寬等固有優點，採用光纖連接雷達天線和雷達控制中心，可以使兩者的距離較採用同軸電纜有較大的提高，更有利於保護雷達控制中心。
  16. An optimizing arithmetic for calculating the best - fit sphere is also proposed, the result shows better accuracy is reached comparing to " three points method ", from 107. 8umrms to 25. 66umrms. during interferometric optics test with null lens, " nonlinear errors " of the testing coordinates will be introduced. a method based on ray - tracing, nonlinear fitting and coordinate transferring is proposed to eliminate these errors

    在ccos控制模型及理論計算方面，提出了一種適用於高次離軸非球面最接近球面計算的優化演算法，經計算，某矩形離軸非球面最接近球面半徑的求解精度較傳統的「三點法」有了較大的提高，理論加工余量由原來的107 . 8umrms降低到25 . 66umrms ；提出一種基於磨頭與工件的相對位移量的控制模型，並且開發了阻尼卷積迭代演算法，引入「虛擬加工」的概念進行迭代求解和參數評價。
  17. In digital holography, the off - axis setup ca n ' t make effective use of the pixels of a ccd camera because of the necessity for carrier fringe. and the size of the reconstructed image is also limited by the presence of zero - order and conjugate image in off - axis digital holography

    數字全息中，由於記錄介質ccd的有限解析度，同軸數字全息較離軸數字全息有更多的優點，它可以有效利用ccd的像元個數，擴大再現像的視場，提高再現像的解析度，更適合記錄小尺度三維物體。
  18. Self - aligning clutch release bearing is a kind of bearing with stamping encloser and sealers. perfect hermitically construction can prevent sewage from invading. this bearing a changed from inner revolution into outer revolution and diaphragm spring in the bearing can make it self - align. this bearing can reduce vibration & noise and has long life length, light weight and abundant lubrication

    該類型產品為自調心離合器分離軸承，軸承帶沖壓外罩，兩面帶密封圈，能很好的防止污物進入軸承內部，軸承由外圈旋轉改為內圈旋轉，具有膜片彈簧與軸承自調心的功能，潤滑充分，減少振動、降低噪音、重量輕、使用壽命長等特點。
  19. The beam steering theory is studied to solve the problem that we can not get wider 3db bragg bandwidth and high diffraction efficiency at the same time in the optimum design of ln anisotropic acousto - optic deflector ( aod ) which is a crucial issue in the process to design an ao deflector. based upon the study of the unit cell structure of ln, the acoustic property and the optical property and the acousto - optic property are analyzed and presented

    以最根本的鈮酸鋰晶體晶胞結構為出發點對鈮酸鋰晶體的聲學、光學以及聲光性質進行了推導和描述。並以此為基礎利用克里斯托夫方程計算鈮酸鋰晶體中分別在xoz與yoz聲光互作用平面上的本徵速度與聲離軸角之間的關系，並給出倒速度曲線。
  20. Since there is no one central axis, there are, in effect, no off-axis points.

    由於不存在中央軸，實際上也就沒有離軸點。
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