透鏡系統 的英文怎麼說

中文拼音 [tòujìngtǒng]
透鏡系統 英文
lens combination
  • : Ⅰ動詞1 (滲透; 穿透) penetrate; pass [seep] through 2 (暗地裡告訴) tell secretly; let out; lea...
  • : Ⅰ名詞1 (鏡子) looking glass; mirror 2 (幫助視力或做光學實驗的器具) lens; glass 3 (姓氏) a s...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
  • 透鏡 : [物理學] lens; optical lens
  • 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
  1. Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time

    隨后以這幾種重金屬作為實驗毒物,以鯽魚為實驗動物,應用環境生物技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、射電等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等,全面和地研究了水環境中重金屬暴露對魚類的毒性影響,初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響,為制定漁業生產上預防性的管理措施提供科學依據,及時避免或減輕重金屬污染對水生生態造成的損害。
  2. Detailed numerical results for a pgsm beam passing through a bifocal lens are presented. it implies that the degree of polarization is no longer uniformly polarized in general and propagation - induced polarization changes depend on the beam parameters and system parameters, such as beam coherence parameter

    通過對雙軸透鏡系統進行的數值計算表明, pgsm光束光場的偏振不再是均勻偏振,光束的偏振特性與光束參數和光學參數有關,不同相關狀態下場點的偏振度不同。
  3. Funchonal cytology of trionyx ' s digestive tract was studied using ligh and electron microscope. immunal cytochemistry and special stanjng. the funtion includes digeshon, absorption, respitalion, endocrine secretion and mucous immunology it was shown that the morphological mctue, dianbution of vallous cell and ultrastwhon were different from mammai and avian

    應用光射電技術、免疫細胞化學反應以及特殊染色方法,對鱉消化道的消化吸收、呼吸、內分泌和粘膜免疫機能的細胞學形態基礎進行了研究。
  4. 2. coupling systems between ld and optical fiber are separated into two categories : micro - lens optical fiber system and disjunct lens one

    2 .把ld和光纖的耦合,分成微光纖耦合和分立式耦合分別進行了分析。
  5. A highly efficient numerical algorithm by using multi - grid method ( mgm ) is introduced to solve the three dimensional field distribution in the present paper. formulae of the restriction and prolongation in mgm computation is deduced, and a 3d program of mgm is accomplished, which can solve the field distributions in electron optical systems for various electrostatic lenses. the 3d field distribution in an electrostatic concentric spherical model is tested with mgm algorithm and an algorithm based on finite difference method ( fdm ) respectively. comparing these two results in view of computational efficiency and computational accuracy, it appears that mgm is superior to fdm in solving electrostatic field distribution for the electron optics problem. this paper shows that the 3d field computation using mgm greatly improves the computational efficiency of field distributions in electron optical systems and shortens the computational time

    本文將一種高效率的數值計算方法? ?多重網格法引入三維靜電場分佈的計算,多重網格法利用限制和延拓可迅速求得滿足精度要求的場分佈.研究了求解各種靜電電子光學三維場分佈的多重網格法程序,驗算了靜電同心球模型的三維場分佈.通過與目前在場計算中常用的有限差分法進行比較,可以看出多重網格法的計算效率和計算精度優于有限差分法.本文表明利用多重網格法計算三維場大大提高了場分佈的計算效率,縮短了計算時間,因此為后續計算打下了良好的基礎
  6. In experiment, the dsc technique was used to analyze the effect of electric fields on the precipitate kinetic of al - li alloy solutionized with electric fields. the energy spectrum, tem and sem techniques are employed to investigate the elements solution, precipitates, fracture character, conductivity and vickers hardness. also, the solidification of al - cu eutectic alloy was conducted with the influence of electric fields

    在實驗上,利用dsc熱分析技術,分析了電場作用對al - li合金相析出動力學的影響;採用能譜成份檢測,射電和掃描電等多種微觀檢測手段,對鋁合金的析出相,斷裂特徵、合金電導率和維氏硬度等性能在電場作用下的變化進行了的研究,並觀察了al - cu共晶合金在電場作用下的凝固組織。
  7. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對象,採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料,結合其力學性能、掃描電和界面微區能譜分析結果,分析了sic _ p al復合材料的真空燒結過程中的界面現象,以及材料增強和斷裂機理,並利用hopkinson高速壓桿沖擊實驗對其從靜態到動態(應變率為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的壓縮破壞響應進行了研究,分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下,材料的變形和微觀損傷機理,以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板的穿性能。
  8. Meanwhile, solid immersion lens is also applied to focus femtosecond laser pulse in three - dimensional optical data storage

    分析和闡述了固體浸沒應用於飛秒脈沖激光三維光存儲中的可行性及優點。
  9. The feasibility and some advantages of employment of sil have been discussed. the numerical aperture are calculated when laser pulse is defocusing. in contrast with traditional microscopy objective, the employment of solid immersion lens can effectively increase the numerical aperture of the recording system ; thereby it can increase the volumetric density and decrease the demand of the incident laser power

    當脈沖聚焦點相對于固體浸沒底面離焦時,對的有效數值孔徑進行了計算,結果表明採用固體浸沒離焦的方式進行記錄,的有效數值孔徑最低可增大到固體浸沒插入前的折射率倍,其數值孔徑的理論極限值為存儲介質的折射率。
  10. The optical near - field distribution and propagation properties of solid immersion lens system are analyzed in detail when illuminated by linearly polarized focusing gauss beam. the change of the optical intensity and beam dimension at the bottom of solid immersion lens with different refractive index and different distance are discussed. the simulated results reveal that the higher the refractive index is, the stronger the optical intensity and the smaller the beam dimension at the bottom of the solid immersion lens will be

    編制了對固體浸沒近場超高密度光存儲進行模擬的二維時域有限差分程序,實現了對固體浸沒光存儲的數值模擬;著重研究了線偏振的高斯光束通過固體浸沒的光傳輸和近場光場分佈特性;分析了固體浸沒底面出射光強、光斑直徑隨固體浸沒折射率的變化、光過固體浸沒后的強度、光斑直徑隨離開固體浸沒底面距離的變化。
  11. Studies on spermatogenesis and oogenesis in palaemon modestus jiang ye - qin ( chemistry department, huzhou teachers coliege, huzhou 313000 ) palaemon modestus belongs to genus palaemon, family palaemonidae, caridea, natantia, decapoda, class crustacean. lt is a kind of freshwater prawn across china and especially abounds in the taihu lake which is regarded as one of the " three delicacies " of the taiha lake. as for the researches on palaemon modestus, v / e can only refer to spermatogenesis of freshwater shrimp exopalaemon modestus ^ ruang hai - xia et al, 2001 ), studies on reproductive biology of exopalaemon modestus l. the structure and development of the male reproductive system ( huang hai - xia et al, 1999 ) and studies on freshwater prawn in the taihu lake ( yan sheng - liang, 1999 ). on the bases of their researches and with the help of tem, i have made further researches on sperm ultrastructure, spermatogenesis, oogenesis and mature oocyte ultrastructure in palaemon modestus

    秀麗白蝦palaemonmodestus屬甲殼綱crustacea十足目decapoda游泳亞目natantia真蝦部caridae長臂蝦科palaemonidae長臂蝦屬palaemon ,是我國南北均產的淡水蝦,其中太湖產量尤其大,與太湖銀魚、鱭魚並稱「太湖三寶」 。有關秀麗白蝦的研究僅見秀麗白蝦雄性生殖的研究(黃海霞等, 1999 ) 、秀麗白蝦精子發生的研究(黃海霞等, 2001 ) 。本人在前人工作的基礎上,利用射電技術( tem )進一步研究了秀麗白蝦精子的形態、結構及精子的發生過程,同時還研究了秀麗白蝦卵的發育過程,從卵原細胞到卵黃發生前的卵母細胞、卵黃發生的卵母細胞及成熟卵細胞,各期卵細胞的形態結構特點及各部分結構的變化情況。
  12. A lens is an optical system including two refracting surfaces.

    一個是包含兩個折射面的光學
  13. The main results of this thesis can be summarized as follows : 1. based on the huygens - fresnel principle, we have derived the propagation expressions of the partially coherent beams passing through an annular lens optical system. the influence of the spectral degree of coherence, fresnel number and truncated parameter on the focused intensity distribution and focal shift is analyzed

    主要工作包括: 1 .從惠更斯-菲涅耳原理出發,推導了部分相干光束通過環形透鏡系統的傳輸公式,分析了空間相干度、菲涅耳數、攔截數對中光束的聚焦光強和焦移的影響。
  14. The preceding chapter, for the most part, dealt with paraxial theory as applied to thin spherical lens systems.

    前一章討論的基本上是應用於薄球面透鏡系統的傍軸理論。
  15. One of our development highlights is lens systems for

    幻燈設計的透鏡系統為畫點睛之筆。
  16. Imagine that we have some sort of lens system which forms an image of an extended object.

    設想我們有某種透鏡系統,它對一個擴展物體成象。
  17. Aberrated lens system

    有像差透鏡系統
  18. Optics and optical instruments - test methods for telescopic systems - test methods for transmittance

    光學和光學儀器.望遠的試驗方法.射率的試驗方法
  19. 2. according to the huygens - fresnel principle, we have derived the propagation expressions of the partially coherent beams passing through dual - focus optical systems and investigated the phenomenon of focal switches of the partially coherent

    2 .從惠更斯-菲涅耳原理出發,推導了部分相干光束通過雙焦聚焦透鏡系統的傳輸公式,研究了部分相干光束聚焦的焦開關現象。
  20. The analysis of this situation is considerably simpler than that used for a biperiodic lens sequence.

    對這種情形的分析比起雙周期透鏡系統來說要簡單得多。
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