透鏡對中 的英文怎麼說
中文拼音 [tòujìngduìzhōng]
透鏡對中
英文
lens centering-
Based on the observation and statistics on the calcareous sandstone in the ore host layer in shihongtan uranium deposit, this paper finds that the calcareous sandstone occurs on and off near the top or wash surface of the sandbody as beads - strings lens along the layer and concentres in the area where the orebodies are rich
摘要通過對十紅灘鈾礦床容礦層鈣質砂巖的觀察和統計，發現鈣質砂巖呈順層、斷續的串珠狀透鏡體分佈，產出空間位置為砂體的頂底部或沖刷面，而且較集中的分佈在礦體發育區。The ultrastructure of the merozoites of eimeria tenellawas observed and discribed. the pellicle consist of two layer membranes, the outer membrane was a continous covering enclosing the whole merozoites, while the inner pellicular complex is interrupted at the anterior and the micropore, and thicken to form the polar ring and micropore. there are 24 microtubules under the pellicle of the merozoite which originated from the polar ring, all of them are connected with the polar ring, and extend alongside the inner pellicular complex to the middle of the merozoite. the head of the merozoite consists of a conoid, an apical vesicule and polar ring. the conoid is a hollow truncated cone. the conoid and spical vesicule can stretch and contract. there are three or more rhoptry and a lot of micronemes. the nucleus has nucleolus. and two layer membranes
利用透射電鏡對柔嫩艾美耳球蟲裂殖子的超微結構進行了觀察描述.柔嫩艾美耳球蟲裂殖子的表膜由外膜和內膜復合體兩層組成，外膜連續，內膜復合體在頭部斷開形成極環，在其它部位斷開形成微孔；裂殖子的膜下微管24根，起始於極環，向後延伸至細胞核處；裂殖子的頭部由頂泡、錐體和極環組成，錐體和頂泡可以伸縮；柔嫩艾美耳球蟲裂殖子棒狀體3個以上，微線數量很多，二者都由電子緻密的結構組成；細胞核位於裂殖子的中後部，外被雙層膜，有電子緻密的核仁和染色質By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent
最後，本文還對絮凝動力學和絮體結構進行了研究，在前人研究的基礎上，針對高分子絮凝黃河泥沙，對絮凝過程作了一些符合試驗條件的假設，建立了顆粒碰撞頻率表達式，應用了顆粒數量平衡方程，從而建立了絮凝過程的動力學生長模型，模型計算結果與試驗數據對比表明，二者趨勢一致，在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程；對絮體結構的研究中，應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察，將絮體分為絮粒、絮團和絮網三個不同的生長階段，通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體，建立了絮體結構模型，計算得到的模型絮體分形維數基本與試驗中的實際絮體相符，在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。For this reason, the ultrahigh density optical disk data storage technologies based on the solid immersion lens technology and the sb film super resolution technology, which appear more promising to industrialize in the short term, have been studied in this paper. the aim of this paper is to develop the key technologies for next generation optical disc data storage system
本文圍繞超高密度光盤數據存儲技術中的固體浸沒透鏡存儲技術以及基於sb多層膜的介質超分辨高密度光存儲技術展開研究，其目的在於通過對這兩種最接近實用化的近場高密度光存儲技術的研究，掌握和發展下一代超高密度光存儲設備的關鍵技術。In chapter 5, based on the measured refractive index distribution curve, according as the theoretical model of light transmission in the grin medium, using quadrivalent runger - kutta method to carry out the light tracking, we studied retro - reflection of grin polymer micro - sphere and its application and concluded the best conditions to get good results. in chapter 6 we analyzed the two ways to improve the retro - reflection effect of grin polymer micro - sphere using the light tracking and discuss the pleasant results we got
第五章從上一章測量所得折射率分佈曲線出發，根據梯度介質球內光線傳輸的理論模型，用光線追跡的方法分析了327 #微球透鏡的反光性能，並對最佳性能條件進行了總結分析，發現效果提高並不明顯，進而在第六章中提出了提高grin聚合物微球回歸反射性能的兩個基本途徑，並用光線追跡方法進行了詳細的分析，最終得到了良好的效果，並對結果進行了一定的分析解釋。Based on the generalized huygens - fresnel diffraction integral and in consideration of the effect introduced by astigmatism, the transformation properties of gaussian beams passing an astigmatic lens are studied analytically, the beam quality of astigmatic gaussian beams is analyzed in terms of the beam propagation factor ( m2 - factor ) and power in the bucket ( pib ), and illustrated with numerical examples
基於廣義惠更斯-菲涅爾衍射積分，並考慮了像散的影響，對高斯光束通過像散透鏡后的傳輸特性作了解析研究，以光束傳輸因子和桶中功率為參數分析了像散高斯光束的光束質量，並以數值計算例加以說明。For example, if the diffraction pattern is defocused by under - focusing the diffraction lens then the image of the specimen can be seen in both the direct and diffracted beams in the diffraction pattern and, since under - focusing the diffraction lens images a plane above the diffraction pattern, these images will not be inverted with respect to the diffraction pattern
比如，如果衍射模型是通過衍射透鏡下焦散焦的，樣本的映像就能在衍射模型中直接的衍射束中看到，但是由於衍射透鏡下焦在衍射模型之上平面成像，這些映像就不會對應衍射模型倒置。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、攔截系數對系統中光束的聚焦光強和焦移的影響。In the focal plane of z = 0, the smaller the dss of the fhb, the higher the optical potential, and the greater the corresponding optimal detuning 8, which are beneficial to atomic lens because it cannot only be profitable to obtain an atomic lens with a higher resolution, but also helpful to reduce the spontaneous emission and photon scattering effects of atoms in the fhb
在焦平面上，聚焦中空光束的dss越小，光學勢越大，相應的最佳失諧量越大，這對原子透鏡的性能越有利。因為這不僅容易得到高解析度的原子透鏡，而且還可以減少在聚焦中空光束中原子的自發輻射和光子散射效應。On the base of studying imaging theory of lens, the imaging theory of laser confocal scanning microscopy was analyzed in detail in this paper, and the advancement of that the optical fiber was applied to the system was described ; on the base of completed the demonstration for whole project, the experiment scheme was designed ; the relationship between the main parameters of key devices and the resolution was deduced, and the requirements of coupling efficiency and vignetting effects to optical system was analyzed ; the design of optical system and the planar scanning controlling circuit was completed ; a new method was put forward to resolved the inherent non - liner scanning problem of the galvanometer scanner by using software liner controlling in circuit design, and the perfect planar scanning was realized ; at last the low noise, high multiple and non - distortion amplify circuit of photoelectric detector was completed
本文在透鏡成像理論的基礎上，系統、深入地分析了共焦掃描顯微成像的機理，論述了應用單模光纖的激光共焦掃描顯微成像系統的優點；進行了總體方案的論證，並設計確定了單模光纖激光共焦掃描顯微成像系統的總體方案；從理論上推導分析了解析度要求與試驗系統中相關器件主要參數之間的關系，分析了系統耦合效率和漸暈現象對光學系統的設計要求；完成了方案中光學系統和二維掃描控制電路的設計，並在電路設計中採用了用軟體解決檢流計式光學掃描器（振鏡）非線性問題的新方法，能夠實現較為理想的二維模擬掃描；完成了高增益、低噪聲和低失真的探測接收系統的設計和調試。In designing the laser unit, the thermal lensing effect of co2 laser plasma is taken into account. a sixteen - folded resonator that has the good transverse mode selection ability and the largest beam energy is developed
在設計過程中，通過對諧振腔內氣體類透鏡效應和模體積與激發體積相匹配問題的研究，設計了一種具有較大激發能量和良好橫模選擇能力的十六折諧振腔。The paper mainly focused on the beam transport part of asipp key laboratory of ion beam bioengineering and it ' s component elements, for example, van de graff accelerator, bending magnet, magnetic quadruple lenses, beam shutter, collimator and so on. the laboratory has performed the milestone achievement that is beam passed the hole of lo ^ m diameter in experiments. many experimental results are discussed by theories according to experiments
本文重點討論了中科院離子束生物工程學重點實驗室單粒子束裝置的束流傳輸部分，對主要部件進行了詳細的討論，如：靜電加速器、偏轉磁鐵、磁四極透鏡、束線開關、瞄準器等，實驗中已取得束流穿過10 m小孔的標志性成果，並運用相關理論結合具體實驗分析了實驗結果。A focal plane imaging is limited in catching object when spot - focusing horn lens antenna is applied in ballistic wake microwave interferometer. so we consider to designing multiple beam focusing horn lens antenna in order to augment the range of catching and enhance the probability of hitting the target
本文的主要工作是針對彈道靶尾跡微波干涉儀里的點聚焦單波束捕捉目標的有效性能不足，而考慮設計一個具有點聚焦特點的多波束聚焦透鏡天線，以增大捕捉范圍和提高中靶率。( 3 ) fabrication methods of planar, y - branches, and channel waveguides employing structure lights formed by cylindrical lenses and optical binary masks are investigated experimentally in detail
對利用柱透鏡和光學二元掩模板形成的結構光在光折變晶體中寫入平面光波導、 y型光波導以及通道光波導的方法進行了詳細的實驗研究。By making a systematic study on botanical and morpholigical to the 6 species, a few characteristics have been summarized for identification. with the method of tissue clearing and scanning electron microscope, the characteristic of oil cell of leaves and the micromorpholocal characteristic of fruit surface were found to be quite well differentiated and to have taxonomic value. by investigating the source of fructus listeae in sichuan, guizhou and hunan province, we found that the fruits of l. mollis hemsl are the main current species
對上述6種木姜子屬藥用植物進行了較系統的形態學研究：包括對植物形態、藥材性狀及顯微特徵的比較，總結出種間鑒別特徵；採用組織透明法對葉片中油細胞的形態及分佈進行研究發現， 6種植物葉片油細胞的分佈差異較大，種間鑒別特徵顯著；首次採用掃描電子顯微鏡對木姜子屬植物果實的微形態進行比較研究，發現不同種的果皮紋飾具有明顯差別，從而為種間鑒別提供了微形態學的證據。Analysis of petroleum geology, reservoir types and distribution in lujiapu depression indicates that : the forming and distribution of reservoirs had been controlled by source area, source - reservoir relationship, petrophysical characteristics, sedimentary facies and secondary structure, and oil is most abundant in reservoirs around hydrocarbon kitchen ; the upper member of jiufutang formation which was entrained or embedded in the main oil source layer has well developed reservoir and good petrophysical property and is the principle oil - bearing interval ; the mid - fan and fan delta front of nearshore submarine fan is the most favorite facies ; the steep slope of the depression mainly consists of structural reservoirs, the slope belt mainly consists of structural - lithologic and updip pinchout reservoirs, the depressed belt mainly consists of lenticular lithologic reservoirs
摘要對陸家堡凹陷油藏形成的石油地質條件、已知油藏類型及分佈的分析認為：生油區、生儲配置關系、儲集物性、沉積相帶和二級構造帶控制了油藏的形成和展布，其中圍繞生油窪陷的油藏含油最豐富；夾持或嵌入主要生油層中，儲層發育、儲集物性又相對較好的九佛堂組上段是主要含油層段；近岸水下扇的扇中和扇三角洲前緣是最有利的相帶：凹陷的陡坡帶以構造油藏為主，斜坡帶以構造巖性及儲層上傾尖滅油藏為主，深陷帶主要為透鏡狀巖性油藏。These suggested that so2 may affect body immunity to a certain degree. ( 3 ) effects on mouse thymus of so2 challenge : he staining showed no obvious structure changes of thymus in all treatment groups compaired with the control group ; the ultrastructure of thymus can be seen injured in so2 treated groups from tem observation
（ 3 ）二氧化硫染毒對小鼠胸腺組織學結構影響較小：用透射電鏡觀察發現胸腺組織中有部分淋巴細胞變形且異染色質增多，胸腺上皮細胞中可見次級溶酶體增多，線粒體變形，這說明二氧化硫可能對中樞免疫器官也有一定的不良影響。In the second chapter, during the study of compound x - ray refractive lenses, diffraction function of compound lens is derived in the light of refraction and absorption effect and the design theory of x - ray is deduced using diffraction theory in connection with the characteristic of x - ray band. the structure design of this device and micro - machined technique are also discussed
在第二章x射線聚焦組合透鏡的研究中，針對x射線波段的特性，綜合考慮折射和吸收效應得出組合透鏡的衍射屏函數，利用衍射理論推導出x射線聚焦組合透鏡的設計理論並進行結構設計與微細加工製作技術研究。3. because traditional coupling system composed with cylinder lens and focus lens has the disadvantages of difficult to encapsulation and modulate, a new practical method brings forward : the output light from laser diode is collimated using a section of optical fiber with the diameter of 600 m instead of cylinder lens, and a sphere ? end lens
3 .針對由柱透鏡和聚焦透鏡組成的組合透鏡耦合系統中存在的封裝和調試困難等問題，提出了:用一段直徑為600 m的裸石英光纖代替柱透鏡，對半導體激光器輸出光束進行準直整形;用球透鏡光纖對準直后的光束進行聚焦，直接實現和光纖耦合，來代替聚焦透鏡和光纖耦合的環節。Under the stimulation of inactivated vibrio anguillarum, the number of all hemocytes, the number of semigranular cells, the amount of po synthesized and po activity increased about 111. 3 %, 102. 9 %, 40. 4 % and 46. 3 %, respectively. the highest percentege of semigranular cells in all kinds of hemocytes after stimulation implies that it plays a key role in th e innate immune system of penaeus chinensis. morever, under the stimulation of polysaccharides and vibrios, the amount of po increases greatly, but the unit activity of po remains almost unchanged
本文利用脂多糖（ lps ） 、 p一葡聚糖（ p一1 ， 3一glucan ） 、滅活哈維氏弧菌和滅活鰻弧菌4種免疫促進劑對中國對蝦進行了免疫刺激，通過分離純化、光鏡和透射電鏡觀察等技術對刺激前後中國對蝦酚氧化酶的產量、活性以及血細胞的數量、超微結構的變化進行了研究。分享友人