能散探測器 的英文怎麼說

中文拼音 [néngsǎntàncèqì]
能散探測器 英文
energy-dispersive detector
  • 能 : 能名詞（姓氏） a surname
  • 散 : 散動詞1. （由聚集而分離） break up; disperse 2. （散布） distribute; disseminate; give out 3. （排除） dispel; let out
  • 探 : 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）...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 探測器 : finder; detector; seeker; sounder; probe
  • 探測 : survey; search; sound; probe; sounding; detection; acquisition; reconnaissance; localization; fin...
  1. The leakage gamma ray of iron spheres is measured by high pure germanium ( hpge ) detector. comparing with the bc - 501a scintillator detector, four characteristic gamma rays : 846. 77, 1238. 282, 1771. 351 and 2212. 933kev caused by inelastically scattered neutrons are coincident with the bc - 501 a scintillator detector. it shows that the measurements by bc - 501 a scintillator detector are accurate and credible

    利用高純鍺探測器測量泄漏能譜，並與bc - 501a測量的結果進行了對比，幾個典型的中子非彈性散射所產生的特徵射線峰846 . 77kev ， 1238 . 282kev ， 1771 . 351kev和2212 . 933kev ，對應的較一致，由此確定bc - 501a探測器測量結果是準確、可靠的。
  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、同一方向上不同粒子散射的可區分程度來看，在散射式能見度探測儀器中，工作波長介於0 . 86 m 2 m ，探測角度選取前向25度40度時，探測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 traditional fire alarm systems are composed of a controller and detectors, and always transmit signals in the way of wireline transmission. however, the problems of long construction period, high rate of hardware fault and high cost of transmission line puzzle the administrators of fire control. but wireless communication in place of wireline communication can solve these problems effectively

    傳統的集散式火災自動報警系統由火災報警控制器及火災探測裝置組成，其信號傳輸方面多採用有線傳輸，但是這種形式下的火災自動報警系統的施工工期長、硬體故障率高、傳輸線成本高等問題常常困擾著消防管理人員，而以無線通信代替有線通信卻能夠很好地解決這些問題。
  4. An on - line minimum - variance estimator was developed for thrust acceleration applied to orbit transfer using discrete - time radar measurements. the mass - flow - rate of propellant was selected as a state variant, which was estimated by employing an integral state model and ekf filter. the variation equations for measurement vector to mass - flow - rate have been established to linearize the discrete - time measurement equations. the algorithm has applied successfully to maneuver process in commanding satellite into geo - stationary orbit. the results show that the algorithm developed here can monitor and determine whether engine works well or failure precisely and quickly during orbit transfer process

    飛行器軌道機動過程中，為跟蹤、定位機動目標和干預機動控制過程，需要統計處理離散的雷達觀測量實時估計推進發動機的推力，進而確定飛行器的瞬時軌道參數.本文所述演算法是該工程問題的探討和解決方案.文章建立了軌道機動過程中連續變質量運動模型和離散雷達量測模型，推進發動機的質量秒耗量作為表徵推力加速度的一個近似常量，應用擴展卡爾曼濾波對離散的雷達測量數據進行順序統計處理給出秒耗量的最小方差估計;文章詳細地推導了線性化量測模型的變分方程和觀測矩陣;模擬結果表明該演算法能快速、準確地估計推進發動機的質量秒耗量和向機動目標施加的實際推力
  5. In the engineering simulation experiment, the distance between the neutron source and the detector is close, the scattered neutron cannot directly measured through shielding from neutron source with shield cone

    在工程模擬實驗中，中子源與探測器相距較近，不能用陰影屏蔽錐法直接測量散射中子本底（即非期望中子） 。
  6. Isobaric identification with gf - tof method is based on the different time of flight caused by the different energy loss. the resolution of gf - tof is mainly affected by two factors. first, the rises time of current pulse from start and stop detector

    Gf - tof方法對同量異位素的分辨取決于e的不同而產生的時間不同，時間分辨僅來源於定時探測器電流脈沖上升時間的快慢和離子在氣體介質中的能量離散。
  7. Microbeam analysis - instrumental specification for energy dispersive x - ray spectrometers with semiconductor detectors

    微光束分析.帶半導體探測器的能量散射x射線光譜儀的儀器規范
  8. 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、光纖傳感器以及高靈敏度ccd的大角度側向光散射信號探測系統，設計了基於虛擬儀器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測試研究，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。
  9. The basic theories of distributed cfar detect systems, such as the system topology, the hypothesis testing with data fusion, the performance estimation and fusion rule, are established by the works of many researchers, and most of the concepts and approaches of traditional cfar detection can be used on distributed systems. but when worked on practical environmen ts with unstable and complicated detect conditions, the distributed system have many distinctly properties compared with single detector, so there exist a great deal of problems need to be studied

    盡管目前雷達分散式cfar檢測的大部分基礎理論問題，如系統結構、數據融合假設檢驗、性能測度、融合規則等已基本解決，許多單傳感器cfar檢測理論和技術也可以移植到分散式系統，但由於分散式檢測環境的特殊性，尤其是當面對復雜多變的實際應用環境時，雷達分散式cfar檢測仍有許多課題有待進一步的研究和探索。
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