radiation stability 中文意思是什麼

radiation stability 解釋
輻射安定性
  • radiation : n. 1. 發光,射光,放熱,放射,發射。2. 【物理學】輻射;放射物;輻射線[熱、能];照射(作用)。3. 【動、植】輻射形;【測】射出測量法;【醫學】射線療法。
  • stability : n. 1. 穩定,穩定性,穩度。2. (船等的)復原力。3. 鞏固;堅定,持久不變。
  1. Ceo22 is used as optical materials, polishing agents, ultraviolet absorption materials, the cleaning catalyst of car ' s waste gases, chemical decolorant of glass, radiation - resisting glass permanent magnet, electronic ceramics etc. if it is processed into nanoparticles, it will exhibit some novel properties led to varied applications. for example, ceo22 nanocrystal is a better promoter of cytochrome c and the stabilizer of zro22 ceramics. because of its high index of refraction and good stability, it is used to produce reduced reflection film

    Ceo _ 2是一種廉價而用途極廣的材料,如用於發光材料、拋光劑、紫外吸收材料、汽車尾氣凈化催化劑、玻璃的化學退色劑、耐輻射玻璃、永磁體、電子陶瓷等,其納米化后將出現一些新的性質及應用,如ceoz納米晶是細胞色素c的良好的催進劑,還用作zro :陶瓷的穩定劑,由於ceo :折射率高,穩定性好,常用於制備減反射膜等。
  2. Sepiolite has low shrinking rate, plasticity is good, alkali - resisting and easy to dissolve, absorb the peculiar industry performance such as being strong of performance, in addition, also absorb, decolouring, hot stability is anticorrosive, resist radiation and insulate against heat, the characteristic such as being insulating, is used in the non - asbestos jointing sheet, various of brake shoes, paint, sound insulation of the building mainly, thermal insulator

    海泡石具有收縮率低,可塑性好,耐堿易溶解,吸附性能強等特有的工業性能,除此之外,還具有吸附,脫色,熱穩定,抗腐蝕,抗輻射及隔熱,絕緣等特性,主要用於密封產品如非石棉橡膠板,摩擦產品如各式剎車片,油漆、塗料,建築隔音、隔熱材料。
  3. Sepiolite has low shrinking rate, plasticity is good, alkali - resisting and easy to dissole, absorb the peculiar industry performance such as being strong of performance, in addition, also absorb, decolouring, hot stability is anticorrosie, resist radiation and insulate against heat, the characteristic such as being insulating, is used in the non - asbestos jointing sheet, arious of brake shoes, paint, sound insulation of the building mainly, thermal insulator

    海泡石具有收縮率低,可塑性好,耐堿易溶解,吸附性能強等特有的工業性能,除此之外,還具有吸附,脫色,熱穩定,抗腐蝕,抗輻射及隔熱,絕緣等特性,主要用於密封產品如非石棉橡膠板,摩擦產品如各式剎車片,油漆、塗料,建築隔音、隔熱材料。
  4. At present, the solar cells used on space aircrafts are still mainly si and gaas solar cells. however, the radiation resistance ability of these two materials is poor. since the photoelectric conversion efficiency attenuates rapidly with the radiation, the lifetime of si and gaas solar cells is short and their stability is not satisfied for space applications at van allen belt

    目前國內外用於航天器上的太陽電池主要為si和gaas太陽電池,但這兩種材料的抗輻射能力較差,其光電轉換效率由於高空輻射衰減很快,因而壽命短,穩定性差,不能滿足用於vanallen強輻射帶的空間應用需要。
  5. The operation stability of routine electronic protector has been improved in essence, especially for the improvement of our electronic protector. more and more users begin to use electronic heat relay to replace routine double sheet metal heat relay which drove the machine through radiation and diatortion

    特別是近年來我國電子式電動機保護器已有了一定的發展,越來越多的用戶開始嘗試選用電子式熱保護器來取代傳統的以發熱、變形帶動機構動作為原理的雙金屬片式熱繼電器。
  6. Is the unit that supplies cooling water with temperature stability of 0. 05 to prevent temperature variation in various equipment such as light radiation unit accelerating tubes, high - frequency acceleration cavities and rf power sources

    精密溫調裝置放射光設備加速管高周波加速空洞rf電源等機器溫度?動守溫度安定0 . 05
  7. Because of the large advantage in the analysis of electromagnetic scattering and radiation problem, using the time domain integral equation ( tdie ) solving every structure of objects ’ scattering become to an important direction in computation electromagnetics, but the classical mot ( marching - on - in - time ) - based tdie solvers have a drawback : the late time stability problems

    由於時域積分方程對于分析電磁散射、輻射問題有著無可比擬的優勢,利用時域積分方程求解各種結構體目標散射成為計算電磁學領域中一個非常重要的方向。但是傳統的時間步進法求解時域積分方程存在致命缺點:后時穩定性不好。
  8. The conformal microstrip antenna with some unique character has been applied in many fields, especialy on speedy objects. in this paper, an efficient fdtd algorithm is introduced to analyse the microstrip antenna. firstly, the fdtd formula in descartes coordinate system and in cylindrical coordinate system are obtained from the time _ dependent maxwell equations using the yee algorithm in a calculating region where the dielectric parameters are independent of time and space. the choice of the space discretization units and the time discretization interval are discussed which are decided by the accuracy and stability respectively. the shape and setup of the excitation source are discussed too. the excitation source is chosen to be gaussian pulse in shape. secondly, the mur ' s first - order and second - order boundary condition are deduced in cylindrical coordinate system. the methods of transforming radiation fields from near zone to far zone in the frequency domain and in the time domain are presented when fdtd is applied to analyse the characteristics of far zone. finally, three kinds of microstrip antennas are analysed. they are a slot antenna that lies on a plane ground of a microstrip, a slot antenna that lies on a cylindrical ground of a microstrip and a microstrip line _ fed aperture coupled stacked rectangular patch antenna in cylindrical coordinate system

    本文從麥克斯韋旋度方程出發,建立了笛卡兒坐標下無源空間中均勻無耗媒質的fdtd基本方程和圓柱坐標下無源空間中均勻無耗媒質的fdtd基本方程,詳細討論了fdtd法計算中時間步長和空間步長的選取原則以及激勵源的類型和設置;推導了mur一階和二階邊界條件在圓柱坐標下的差分格式;給出了在用fdtd法計算天線的遠場輻射特性時必需採用的頻域和時域近場遠場變換技術;最後用fdtd法計算了平面微帶縫隙天線、柱面共形微帶縫隙天線和柱面共形微帶層疊天線的輸入阻抗和遠區輻射場,並分析了天線的一些參數的變化對天線輸入阻抗的影響,得出了一些有用的結論。
  9. In the paper, we put forward the combination of micro electronic technology, mems technology and vacuum micro electronic technology to develop a micro electronic pressure sensor with overload protection. the pressure sensor consists. of elastic anode membrane, isolation layer, vacuum micro cavity and field emission catelectrode tip array with overload protection. such pressure sensor has many advantages, such as high temperature stability, radiation resistance, fast response, high sensitivity, small volume, simple secondary instruments and bulk production

    本文在重慶市科技「十五」項目的資助下,提出利用微電子技術、 mems技術和真空電子技術相結合的方法,研究一種帶過保護功能的真空微電子壓力傳感器,該壓力傳感器由帶過保護的場致發射陰極錐尖陣列、彈性陽極膜、絕緣層、真空微腔所構成,具有溫度穩定性好、抗輻射、快響應、高靈敏、體積小、二次儀表簡單、可批量生產等優點,具有廣泛的應用市場。
  10. Colourless optical glass test methods - radiation stability of radiation stable

    耐輻射性能測試方法
  11. Building up the model of seawater solar pond, then the approximate calculation about available solar radiation, the theory calculation of temperature and salt gradient distribution in the solar pond, and the analysis of the thermal stability, energy balance and efficiency have been emphasized. 2

    建立了海水太陽池的物理模型,重點進行可用太陽輻射能近似計算、太陽池內溫度分佈和鹽梯度分佈的理論計算、以及太陽池的熱穩定性和能量平衡及效率的分析等; 2
  12. Boron nitride ( bn ) is an advanced semiconductor material with outstanding physical and chemical properties, such as high thermal conductivity, outstanding thermal stability, chemical inertness and wide band gap which up to 6. 0ev and hence has the potential for the high - temperature, high - power and radiation resistivity electronic applications

    它具有優異的熱穩定性、化學惰性,很高的熱導率,寬達6 . 0ev以上的光學帶隙,非常適用於高溫、大功率、抗輻射等特殊技術領域。
  13. Due to its intrinsic merits, such as wide band gap, high electron saturated drift velocity, high melting point, good coefficient of thermal conductivity, anti - radiation and good chemical stability, gallium nitride as a direct band gap semiconductor has become the promising material for the application of short - wave light - emitting devices and high temperature, high frequency and high power electronic devices

    Gan是直接帶隙半導體材料,以其禁帶寬度大、電子飽和漂移速度大、熔點高、熱導率高、抗輻射能力強和化學穩定性好等優點成為製造短波長光發射器件及高溫、高頻、大功率電子器件的理想材料。
  14. The heat supply s stem of terrestrial surface radiation of low temperature hot water has been more and more widely used in architectural heat supply because of its comfort, cleanness, health care, limited size, heat stability and efficient energy - saving character

    摘要低溫熱水地面輻射供暖系統由於其舒適、衛生、保健、不佔面積、熱穩定性好、高效節能等優點已越來越多地在建築供暖中得到推廣應用。
  15. The formulation for the error analysis of acoustic radiation problem calculated by the boundary point method ( bpm ) is put forward ; the physical explanation of the boundary point analysis of the acoustic radiation problem is given ; the influence of the particular solution on the calculation stability of the bpm is studied ; the etthanced volume source boundary point method ( evsbpm ) is presented ; a test for the effectiveness of the evsbpm is carried out on the aspects of its calculation precision, calculation speed, calculation stability, adaptation to the geometric shape of vibrating body as well as its ability to overcome the non - uniqueness problem through various examples with different boundary shapes and different boundary value distributions

    第三章導出了邊界點方法分析振動聲輻射問題的誤差估計理論公式,揭示了邊界點方法分析振動聲輻射問題的物理本質;研究了特解場的局部特性對邊界點方法的數值穩定性的影響;改進了現有的特解場構造方法,提出了改進體積源邊界點方法;通過諸多不同邊界曲面和不同邊界量分佈的聲輻射算例,從計算精度、計算速度、計算穩定性、對振動體表面幾何形狀的適應性以及克服解的非唯一性等方面,對改進體積源邊界點方法的有效性進行了考證。
  16. The radiation stability of each system is determined as well

    對各體系的輻照穩定性給出了定量結果。
  17. With the development of deposition techniques, diamond - like carbon ( dlc ) and a - sic : h films will be applied more widely. at present, the fundamental barrier that has not been overcome in respest of the coatings as applied to the irradiation environments is their radiation stability. for the sake of application to the fields such as aeronautics, astronautics, and nucleus reactorjnore attentions were paid on the investigation of the radiation stability of the films

    隨著成膜工藝的日臻成熟,類金剛石( dlc )及a - sic : h薄膜將得到更加廣泛的應用,為了使其應用於航天、航空及核反應堆中的某些關鍵器件,對這些材料的輻照穩定性研究相當重要,這是本文研究的根本出發點,也是國際上研究的熱點之一。
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