測向儀探向器 的英文怎麼說

中文拼音 [xiàngtànxiàng]
測向儀探向器 英文
movable bearing plate
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 名詞1 (人的外表) appearance; bearing 2 (禮節; 儀式) ceremony; rite 3 (禮物)present; gift 4 ...
  • : Ⅰ動詞1 (試圖發現) try to find out; explore; sound 2 (看望) call on; visit; see 3 (向前伸出)...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  1. Elastic recoil detection technique with high depth resolution has been developed at the hi - 13 tandem accelerator of ciae. with high quality beam which was used for bombarding target, the recoils were detected with q3d magnetic spectrometer following a focal plane detector and a ae - e telescope detector with longitudinal double - room ionization chamber

    該系統用高質量的重離子束轟擊薄膜或塊材靶樣品,利用q3d磁譜及其焦面和縱型雙電離室e ? e望遠鏡兩套系統,在前角區量了靶中各種元素的反沖能譜。
  2. In the first part, the basic knowledge of particle scattering in meteorology and physics was introduced. the particles to be discussed include aerosol particles, fog droplets and raindrops and the em wave band in the discussion is near - infrared. in the second part, the mie theory was briefly reviewed and was applied to investigate the scattering characteristics of spherical atmospheric particles, the result shows that in the visibility measurement meter using forward - scattering method, when the working wavelegth is between 0. 8 m ~ 2 m, the scattering angle is between 25 ~ 40, the distinguishability and the relative scattering intensity would be better than those under other conditions. in the third part, the superellipsoid was used to describe a wide range of shapes such as spheres. ellipsoids and cylinders. an improved t - matrix method which can be used to calculate arbitry shaped particle ' s scattering field was introduced, and the scattering characteristics of non - spherical atmospheric particles was investigated with this method

    計算結果表明,從相對散射強度、同一方上不同粒子散射的可區分程度來看,在散射式能見度中,工作波長介於0 . 86 m 2 m ,角度選取前25度40度時,的結果將會是比較理想的。第三部分中,使用超橢球方程來統一描述各種非球形粒子的形狀,然後使用t矩陣方法計算了一些形狀的非球形粒子的近紅外散射特性。另外,在本文中還針對球形粒子的散射場提供了一種三維可視化方法,使對散射場強度的空間分佈的理解更加簡單,直觀。
  3. The response function of nuclear logs not only relates with the tool ' s structures, but also includes some parameters relevant to measuring formations

    的縱響應函數不僅與的結構有關,而且還含有與介質有關的參數。
  4. A cyclic radial shearing interferometer was used to diagnose the wavefront distortion of a laser system and an lcslm ( liquid crysnd spatial ligh modulator ) was used to control it. some results have been summarized as follows : l. according to the theory of scalar quanity diffeaction and the model of the random gaussian phase screen of low frequency wavefront, the effect of the low frequency wavefront with different rms gradient on the focal spot of a laser beam was studied

    本論文在激光光束波前畸變檢和控制上進行了新的索,主要就空間相位調制環路徑剪切干涉以及它對波前畸變的檢和液晶空間光調制及其對中頻段波前畸變的控制進行了研究,其研究的內容和取得的成果如下:一、根據標量衍射理論,結合低頻波前畸變的高斯隨機位相分佈模型,研究了不同均方根梯度低頻畸變波前對激光光束焦斑聚焦性的影響,並採用描述中頻段波前畸變的功率譜密度概念,模擬計算了它對激光焦斑旁瓣的貢獻。
  5. An instrument used to detect, measure, and determine the direction of small electric currents by means of mechanical effects produced by a coil in a magnetic field

    檢流計,電流計一種,用以量和定微小電流方,採用線圈在磁場中產生的機械效果的方法
  6. Virtual ultrasonic detector ( vud ) is the result of the combination of virtual instrument technique and ultrasonic detecting technique. vud is smarter, cheaper than traditional instruments and represents the direction of ultrasonic flaw detecting. this paper put forward a project developed on the base of second generation vud

    超聲波傷是應用廣泛的無損檢方法之一,虛擬超聲波是虛擬概念在超聲波傷領域的應用,不僅實現了傳統的模擬超聲波的所有功能,而且對傳統的原有功能進行了擴展,使其具有一定智能處理能力,是超聲波傷技術的一個重要發展方
  7. It is shown that the ability of wavefront reconstruction of lsi is better than hws, for the indirect sampling information of wavefront with lsi is more than hws

    結果表明,在相同輸入波前、相同面元、相同擬合函數及階數的情況下,橫剪切干涉的波前復原能力比哈特曼波前傳感強。
  8. In this thesis, the research and development of testing system of gun ' s dynamic parameters based on the virtual instrument is covered. combined with the author ' s working experience as a system engineer of conventional weapon proving ground ' s construction, the current condition and existed problems of our country ' s conventional weapon proving grounds are investigated. with the experience and technology of foreign armies, the problem in theory and technology of how to use virtual instrument in conventional proving grounds are discussed and the technological tendency of construction of conventional proving ground are also reached

    本文是作者以基於虛擬的火炮動態參數試系統的研製開發為切入點,在總結了多年來常規靶場建設系統工程工作經驗的基礎上,系統地分析了我國常規靶場試系統的現狀及存在的問題,借鑒外軍武試驗試系統的技術和經驗,研究了虛擬技術在常規兵試驗試系統應用中的相關理論及技術問題,討了我國常規兵試驗靶場試系統的技術發展趨勢及其建設方
  9. The trick is how best to combine satellite - positioning technology, laser range - finders, radar sensors and omni - directional cameras to gather enough data ? but not too much ? so the vehicle ' s software can figure out what is going on before hitting something or swerving onto the wrong side of the road

    訣竅在於如何最大程度地將衛星定位技術、激光、雷達以及全照相機集合到一起,獲取足夠但總不會過多的數據,以便可以在車輛撞上某物或者駛到道路的錯誤一側之前讓軟體計算出所處狀況。
  10. The following important work has been done : ( 1 ) some special problems of rate - bias laser gyro were analysed. the problems include modulation and demodulation of the output and algorithm of the attitude updates ; ( 2 ) the integrated navigation system with the fault tolerance property which equipped with many navigation equipments as sins, gps, dvs, ads, mg, vg is designed, and compared with that of ckf via simulations ; ( 3 ) the theories and methods of system level fault detection apply to federated filtering is investigated ; ( 4 ) the problem about using the fused information of sins based on rate - bias laser gyroscope / dynamical tune gyroscope to realize the component level hard fault interactions detection through a back - propagation neural network is discussed

    主要研究工作有:研究了速率偏頻激光捷聯慣導的陀螺量信號的解調演算法;設計了在速率偏頻激光捷聯慣導、 gps 、多普勒雷達、大氣數據系統、磁航及垂直陀螺配備條件下聯邦濾波組合導航系統,對聯邦濾波和集中濾波的性能做了模擬對比分析;研究了適用於聯邦濾波的系統級故障理論和方法;討了利用速率偏頻激光捷聯慣導撓性捷聯慣導陀螺的混合量信息,通過神經網路實現硬故障交互檢的方法。
  11. The detection and reconstruction of wavefront by lateral shear interferometer ( lsi ) and hartmann wavefront sensor ( hws ) have been deduced analogically and simulated numerically

    對橫剪切干涉和哈特曼波前傳感的波前和復原進行了類比推導和模擬計算。
  12. Nowadays, at any time and any place, numerous artificial satellites are bustling above our heads beyond the tranquil sky. unmanned spacecrafts bearing the most sophisticated equipment and cameras are sent to study other members of the solar system

    現今各類人造衛星無時無刻都在我們頭上的天空穿梭配備先進和攝影機的行星船也正太陽系中的成員進行極細致的偵查。
  13. The system is composed of inverse - fourier - transform system, optic fiber sensor and high sensitivity ccd. its software system of signal acquisition and data processing used the platform of virtual instrument labview. we tested system stability and investigated latex particle size from 32nm to 123nm, several phenomenon below have been found : ( 1 ) the experiment result is consistent with the theoretical arithmetic result of the relation between particle size and normalization light scattering energy at the position of 7 ? and 35 ? angle

    組建了包括反傅立葉變換系統、光纖傳感以及高靈敏度ccd的大角度側光散射信號系統,設計了基於虛擬labview平臺的信號採集和數據處理軟體,對系統穩定性和顆粒尺寸從32納米- 123納米的微乳液顆粒球進行了試研究,發現以下現象: ( 1 )在與光軸成7和35夾角的位置,歸一化的散射光能量與粒徑大小關系的實驗結果跟理論分析規律完全一致。
  14. Finally, based on the observability analysis and error analysis, two autonomous navigation schemes for encounter phase are respectively proposed in detail. monte carlo simulations are done for the two schemes. by analyzing and comparing the simulation results, we can get the conclusion that, under the accuracy conditions provided by the instruments in existence, the position estimation accuracy for probe encountering object celestial body is 0. 42km and 0. 04km, which demonstrate the feasibility of the two navigation schemes

    最後,在可觀性分析和誤差分析的基礎上,分別給出基於圖像量的自主導航方法和基於視線方及夾角量的自主導航方法,並對這兩種方法進行蒙特卡羅數值模擬,通過對模擬結果的分析和比較,在現有量精度下,在與目標天體交會時刻的位置估計精度分別是0 . 42km和0 . 04km ,由此表明兩種自主導航方案都是可行的。
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