space beam 中文意思是什麼

space beam 解釋
太空光束
  • space : n 1 空間;太空。2 空隙,空地;場地;(火車輪船飛機中的)座位;餘地;篇幅。3 空白;間隔;距離。4 ...
  • beam : n 1 梁,棟梁,桁條;(船的)橫梁。2 船幅;(動物、人的)體幅。3 (秤)桿,杠桿,(織機的)卷軸,...
  1. The two specimens, which are designed as : main beam - pre - stress beam ? floor ? frame columniation assemble the space specimens. in order to checkout whether the code can be applied for the special structure systems, the structure of the specimens refer to the current gb50010 - 2002 concrete structure design code and gb50011 - 2001 seismic resistant code

    本文試件的各組成構件為:非預應力邊梁預應力梁板框架柱組合空間試件,各組成構件的構造參照了現行《 gb50010 - 2002混凝土結構設計規范》及《 gb50011 - 2001抗震規范》的有關規定,以檢驗規范及設計條例能否適用於該特殊結構形式。
  2. Same beam interferometry instrumentation technology of american deep space network

    美國深空網的同波束干涉測量技術
  3. Lc apparatus almost meet all the needs of space optical communication such as weight, size, power consume, life, cost, driving voltage, intergration of optics and electricity, programe, optically take ? over aperture, beam scanning, deflexional range and so on. switches, deflexional facilities and scanning equipments which made with lc have been used in the system of labor in space communication. the only bug of lc apparatus is that their answer speed only get microsecond rate or submicrosecond rate. but it is practical for them to be used in special beam capture, scan, deflexion controling which don ’ t concerned with code rate and code type

    液晶器件幾乎滿足空間光通信的所有大的指標要求如重量、尺寸、功耗、壽命、成本、驅動電壓、光電集成、可編程性、光學接收孔徑、光束掃描和偏轉范圍等等。液晶光開關、光偏轉器、光掃描器已經開始應用於光纖通信的實驗系統中。液晶類器件應用於光通信的唯一重大缺陷,是其響應速度目前只能達到微秒級或亞微秒級,不過,在不涉及到碼型碼率的空間光束捕獲、掃描、偏轉、控制方面,液晶器件完全可能進入實用化。
  4. Abstract : the paper probed the analysis on the adding mode of perpendicular load in multistorey building structures, the bending moment of frame side beams and the top, the bending moment of secondary beams, the difference between the tie - beam, plane - frame analysis and the space analysis on the path of conduct force, ect. it can be used as a reference when probing these problems

    文摘:討論了在多項高層建築結構分析中垂直荷載加載模式的選擇,框架邊梁和次梁端部的彎矩計算,連梁問題和平面框架分析與空間分析在傳力路徑上的差別以及單片剪力墻平面外彎矩等問題,可供同類結構內力分析時參考
  5. Effects of the space charge forces and the beam halo in an avf cyclotron with intense beam currents

    型?旋加速器中的空間電荷效應和束暈
  6. Space charge wave revision to the electron beam bunching caused by the radiation wave in the klystron

    在速調管中空間電荷波對輻射波引起的電子束群聚的修正
  7. This occurred as they dragged earth with a tractor beam from their own space craft behind another planet so that earth received no sun for 8 years.

    當他們用自己的宇宙飛船從另一個行星後面發射牽引光線,從而拖動地球使其八年未被太陽照射時,這(冰凍就)發生了。
  8. In this method of measuring time - resolved spectrum, a special light beam modulator translates the time - distribution of an optical spectrum into a space - distribution of light intensity of the light beam, and the space - distribution spectrum is dispersed by a multi - spectrometer, then it is detected by an ordinary 2 - d ccd array detector

    瞬態時間分辨譜測量方法的主要思想:使用特殊光束調制器把光譜隨時間的變化過程轉化為光強的空間分佈,經色散后,以二維探測器接收並轉換光信號為電信號,用通用計算機控制採集並處理光譜數據。
  9. We study the propagation of ultrashort chirped pulse beams in free space. the results show that the chirp influenced on the spatial singularity more than the width of the pulse beam

    但是對于啁啾脈沖光束,啁啾導致的脈沖光譜展寬仍然會導致脈沖光束的空間奇異性,脈沖啁啾比脈沖長度對脈沖空間奇異性出現的影響更大。
  10. As the percentage of flexible space structures and the requirement for control accuracy continuousely increase, the control of flexible space structures is increasingly important. focusing on the problem of vibration control of clamped beam, the thesis studied the application of wave absorbing theory to the vibration control

    隨著空間結構中的撓性結構的比重的不斷增加和軌道、姿態控制精度要求的不斷提高,使撓性結構振動控制日益重要,本文針對懸臂梁的彎曲振動控制問題,研究了波吸收器在振動控制中的應用。
  11. The content of this thesis comes from the fujian natural science found following research task 。 it studies on a space cantilever single beam attached to a moving support 。 inertia forces which are brought by the support ' s movement , are acceded to the equivalent initiative forces and the equivalent initiative moments 。 when we consider the relation of the forces and deformation , we change the method of material mechanical analysis to the elastic mechanical analysis 。 further more , we discusses the feasibility of the method which uses the multi - rigid - body discrete model to simulate the dynamic characteristic of a elastic body 。 first , the finite segment method is adopted to establish the models of the beam 。 based on kane ' s equations , dynamic math - model for the beam are derived 。 and by use of c - language and runge - kutta procedure , the computer - oriented procedure can give the whole responses of the beam 。 second , with compare to the numerical examples , the method which uses the multi - rigid - body discrete model to simulate the dynamic characteristic of a elastic body which is under the condition of movement is verified to be feasible 。

    本論文為福建省自然科學基金后續研究課題,以已知支撐運動的單個空間懸臂梁為對象,在等效主動力與等效主動力矩中加入支撐轉動引起的慣性力,並在考慮力與變形關系時,用更一般的彈性力學分析代替材料力學分析,進一步研究用多剛體離散模型來模擬其動力學特性的可行性。首先,用有限段建立機械臂的多剛體離散模型,用kane動力學方法建立其動力學方程。並用c語言編制演算法程序,採用了四階runge - kutta積分程序求解微分方程組,給出構件的全部動態歷程。
  12. At first some modification is made in conventional beam forming of frequency domain, namely to estimate doa by arrays outputs on compensated spacial frequency points of echoes. then the cwt is utilized to signal processing in space - frequency domain for estimation of doa, and the corresponding modification is also made. in the dissertation, the computer simulations of doa estimation for both narrow - band and wide - band echoes are given, so do the necessary comparison among several methods and crb

    首先在傳統的頻域波束形成演算法的基礎上,提出對寬帶信號的頻率補償,也即對寬帶回波信號的各空間頻率根據時間頻率的差異進行相應補償,然後對各陣元輸出求和來得到方位估計;其次將連續小波變換引入到空間?頻率處理中,從而完成對目標方位的估計,並進行了相應地補償。
  13. The process include three aspects : ( 1 ) from " story shear model ", the story lateral stiffness is deduced, and compared with the rectangular column frame structure. ( 2 ) from " space beam element model ", element stiffness matrix is deduced, and compared with the rectangular column element. ( 3 ) based on the element stifmess matrix, the program of internal force and displacement analysis is workouted

    本文結合異形截面桿的受力性能,按「層模型」 ,對其抗側移剛度進行了理論研究;按「桿系模型」 ,分析了異形截面桿的單元剛度矩陣,並在此基礎上,編制了異形柱結構內力分析的有限元程序。
  14. Some of the american satellites china sends into space beam cnn and other independent sources of news and ideas into china

    美國執行此一協定的經驗不一而足。我們必須密切注意,堅持中國配合完全執行這項協定。
  15. In the analysis of this paper, tall frame is divided into space beam element, layered foundation is divided into finite layer, and the stiffness of a single pile is determined by q - s curve

    本文分析時將空間框架離散為空間桿件單元,將成層地基離散為有限層元,採用q - s曲線確定單樁剛度,建立了考慮空間框架與樁基共同作用的有限元和有限層模型。
  16. In this paper, based on the tentative design of design department, using space beam element and plate and shell element, the finite element model of aqueduct is built. aqueduct of ming - he in the middle of the engineering is analyzed by ansys finite element program

    根據設計部門提供的設計方案,本文採用空間梁單元、板殼單元建立渡槽結構的有限元模型,利用ansys程序,對南水北調中線工程的?河渡槽進行分析研究。
  17. The paper also compared lfswsums with fsmrcss on aseismatic property. secondly, the paper created compute model of space beam system constructure on the fsmrcss, and studied stress distribution in fsmrcwb under vertical loads and under elastic earthquake force with constant vertical loads respectively

    其次,建立了該結構體系的空間桿系結構的計算模型,對結構應力分佈及墻梁的受力機理進行了分析,研究了結構在豎向荷載與小震水平地震作用下的應力分佈。
  18. Hence, inherent characteristics of slts, together with diversification regulations of inherent characteristics using different model boundary conditions, are studied employing space beam series fea. taking foundation on analysis, dynamic analysis of slts under earthquake load is done and structure response can be available

    因而以空間梁元有限元法對網架的固有特性進行計算分析,同時考慮各種邊界條件對于結構固有特性的影響,以此為基礎進行動力分析,考察網架在地震作用下的結構響應。
  19. An innovative strengthening scheme for reinforced concrete space beam - column joints using high strength steel wire mesh and polymer mortar jacket was proposed, and the quasi - static tests of three reinforced concrete beam - column joints with floor slab and transverse beams were performed to verify the efficiency of the strengthening scheme

    摘要提出了採用新技術高強鋼絞線網片聚合物砂漿加固技術提高鋼筋混凝土空間框架節點抗震性能的方法,並通過3個帶有直交梁和樓板的空間框架節點試件的低周反復加載試驗對該加固方法進行了檢驗。
  20. Based on guyed mast fem model of 4 - node space cable element and space beam element, the method to analyze along - wind induced nonlinear oscillation in the time domain is established, which breaks the traditional analysis in the frequency domain using stochastic theory on the linearization premise. and the results of imitation analysis reflect the essential character of guyed mast

    在將桅桿結構離散為空間四節點索單元和空間梁單元的計算模型的基礎上,提出了桅桿結構順風向風振響應的非線性時域分析方法,突破了傳統的用隨機振動理論對桅桿結構進行頻域分析的方法,模擬分析結果表明能夠反映桅桿結構的基本特徵。
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