等效通量密度 的英文怎麼說

中文拼音 [děngxiàotōngliáng]
等效通量密度 英文
equivalent flux density
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 通量詞(用於動作)
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ名詞1 (秘密) secret 2 [紡織] (密度) density 3 (姓氏) a surname Ⅱ形容詞1 (距離近; 空隙小)...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 通量 : [物理學] flux; shower
  1. On the basis of field investigation and a lot of tests, the paper detailed researches the engineering geology properties of xigeda filling material. the distinction of the modulus of resilience was analyzed, and the influence of the intrinsic factors including moisture content, dry density, mudstone content and the external factors including compaction mode, paving thickness were adequately discussed. based on the researching how various factors influence the road compaction effectiveness, the author studied the relationship between modulus of resilience and roadbed compaction quality index, connected the compactness with modulus, and listed the data of the modulus in the various compaction area

    基於此,本論文在大現場調查、室內外試驗資料基礎上,詳細研究了昔格達填料的工程地質性質;過路基回彈模特徵的研究,充分闡述了含水、干、泥巖含「內因」 ,及壓實方式、松鋪厚「外因」對路基模值的影響;在分析眾多因素對路基壓實果影響的基礎上,開展了回彈模與路基壓實質指標間關系的研究,進而把現場壓實與現場回彈模有機的聯系起來,給定了不同壓實區間對應的模值。
  2. The high - power semiconductor quantum well ( qw ) laser is a kind of luminescence device with superior performance, it has longe - lived, low threshold current density, high efficiency, high luminosity and excellent monochromatic, coherence, directionality, etc. the high - power semiconductor laser is widely applied to the fields, such as military, industrial machining, communication, information processing, medical treatment, etc. the material ' s epitaxy is the foundation of the whole laser ' s fabricating, and it has important influence on the optics and electricity performance about the laser

    大功率半導體子阱激光器是一種性能優越的發光器件,具有壽命長、閾值電流低、率高、亮高以及良好的單色性、相干性、方向性特點,廣泛應用於軍事、工業加工、信及信息處理、醫療保健領域。材料的外延生長是整個激光器器件製作的基礎,對器件的光學和電學性能有著重要的影響,生長不出優質的材料體系,獲得高性能的器件就無從談起,因此,材料的外延生長便成為了整個半導體激光器製作過程之中的重中之重。
  3. Secondly, in phase unwrapping to overcome the spread of wrong point, changing the patch of unwrapping phase is done to improve the correctness of it. then, the relation between the unwrapping phase and the height of reconstructed object is discussed detailedly. the data processing, algorithm analysis and reconstructing object are done for the collecting fringe image which are all based on matlab language, in all these achievements, the improvement and innovation aspect are following : a ) in order to stabilize the interference fringe, a new equivalent shifting object method is presented by using fringe stabilizing device to stabilize the interference fringe though moving object and ccd camera which fixed on a precise moving platform together, the experimental result shows the fringe drift is less than a / 20 in five minutes, and the equivalent phase shifting precision is x / 100

    論文在全面闡述了光學三維輪廓位相測術的發展、應用現狀、研究熱點及未來發展趨勢的基礎上,簡要介紹了傅立葉變換和相移位相輪廓測術的基本原理,對兩種測方法存在的問題及誤差進行詳細分析和比較;針對位相解包裹錯誤點的傳播問題,作者過改變解包裹路徑來提高位相解包裹的正確性;分析討論從解包裹位相( x , y )到再現物體的高h ( x , y )物理之間的關系,研究相應的演算法,利用matlab平臺,對實際採集的條紋圖像進行處理和輪廓重構,其中改進及創新工作主要表現在以下兩個方面: ( a )針對干涉型結構光場干涉條紋出現的漂移抖動對相移的影響,提出了一種用條紋穩定器穩定干涉條紋,用精移動平臺使物體和ccd攝像頭同步移動實現相移的方法,建立了相應的測系統,系統的條紋穩定可以達到。
  4. According the key factors we find, we bring forward a new conception : multilevel suppressor and design a new high performance suppressor whose ion - exchange membrane has bigger areas and using three electrodes including one cathode ( anode ) and two anodes ( cathode ), at the same time we fill the suppression compartment with one kind of ion exchange resin which has moderate exchange capacity. according to our experiment ' s results, we find the new type suppressor has quite high working current efficiency and suppressing capacity. in most cases, the suppressor ' s current efficiency is over 90 % ; the suppressor can transform the naoh ( concentration : 200mmol / l, flow rate : i. oml / min, conductance : over 10000 i - i s cm " ) to pure water ( conductance : 8. 9 it s cm in chapter 3, the high performance suppressor is applied in determination some trace - amounts ions in plating solution, sewage. in this chapter, we also have a research on the gradient ion chromatography

    第二章首先以xyz - 1型電化學抑制柱為例,分析了電化學抑制柱的抑制過程得出影響抑制容的主要因素主要是抑制柱的電流率和離子交換膜的極限電流,因此採用中交換能力的離子交換樹脂作為抑制室的填料以提高電流率,在常情況下電流率可達到90以上;在選用同種離子交換膜的前提下,可過增加離子交換膜的有面積達到提高極限電流的目的從而提高抑制柱的抑制容,因此提出了多級抑制的概念並據此研製了共電極式高容電化學抑制柱,該抑制柱最高可將流速為1 . 0ml / min ,濃為200mmol / l電導率超過10000 s ? cm ~ ( - 1 )氫氧化鈉溶液抑制為電導率低至8 . 9 s ? cm ~ ( - 1 )的純水,並且具有穩定性高、分析結果準確優點。
  5. It was found that high transplantation efficiency and stable production can be achieved by improving egg fertilization, and egg stocking pattern, by high density of fertilized eggs, and by fertilization and feeding

    結果表明,過控制受精卵的質,選擇適宜的投卵方式,保持比較高的受精卵投放,並在形成較大種群時進行施肥,增加餌料生物方法,可提高移植增殖果,獲得持續穩定的高產。
  6. Based on these models, a main - road traffic flow model with two speeds on one dimension is designed. this model simulate the situation of one road in the city, traffic lights placed on the crossing, using the computer simulation, firstly, in the case of synchronized traffic lights, we investigated the velocity and flow of the model when the initial density, the turning probabilities, the number of the traffic lights, the green to signal ratio and the period of the signal are changed, then we have advanced some meliorate measure to traffic flow ; secondly, in the case of the traffic lights " signal update delay in turn, we found the optimal matching between the period of the signal and the delay time of the traffic lights so as to the perfect velocity and the flow of the model are attained

    在此基礎上,建立了一維二速主幹道模型,該模型模擬了城市交中一條主幹道的交情況,在交叉口處設置紅綠燈,過計算機模擬,首先,在交燈信號同步更新的條件下,研究模型在改變車輛的初始、轉向概率、交燈個數、紅綠燈信號的綠信比、紅綠燈信號周期各種情況下主幹道的速、流的變化,根據模擬結果提出一些改善交的有措施;其次,在交燈信號依次延遲更新的條件下,研究模型在參數道路長、紅綠燈綠信比、交燈個數、車輛的初始給定的情況下找到紅綠燈信號周期和延遲時間的最佳匹配使得主幹道的速、流達到最理想的值。
  7. Recent years, the using of piezoelectric sensors becomes a focus in novel biosensors research. the basic principle is that the characters of its oscillation are highly responded with the changes of the surface mass adsorption, or the physic characters in the reaction system including density, viscosity, conductivity and so on. a piezoelectric biosensor with a nanogram sensitivity could be constructed through a reasonable biological processing and structure designing to the piezoelectric quartz crystal

    近年來,壓電傳感器檢測技術逐漸成為生物分析中的研究熱點,其基本原理是利用石英晶體振蕩特性對石英晶體表面質負載(質應)和反應體系物理性狀如、粘、電導率(非質應)的改變具有高敏感的特性,過對石英晶體進行適當的生物學處理和結構設計,構建出具有具有ng級檢測能力的生物傳感器。
  8. The results showed that the processing parameters ( such as laser power, the diameter of laser, scanning speed of laser beam, ratio of overlapping ) are important to acquire a perfect component. furthermore, in order to assure geometric properties ( accuracy, surface finish ), the structure of the off - axial powder nozzle was improved to avoid the oxidation of the molten pool. the density metal test sample of rene95 high - temperature alloy was made by lsf through optimizing the processing parameters

    本文對激光立體成形的工藝特性進行了深入系統的研究,發現如果要獲得理想的成形果,就必須對成形過程中的工藝參數進行精控制,例如激光功率、激光光斑大小、光束掃描速、搭接率;同時為了保證成形件有較高的尺寸精和表面質,必須對成形零件的氧化問題進行控制,過改進側向送粉噴嘴的結構設計,成形件的表面氧化問題得到適控制。
  9. In this paper, the so preparing self - compacting concrete with low and middle strength using super fine mountain sand artifical sand and phosphorus slag is studied systemically. through the study the influence of the shape, the proportion of the dust and the grade of sand to the workability and the mechanical property of self - compacting concrete, it is found that super fine mountain sand artifical sand are not suit to prepare low and middle strength self - compacting concrete, but when they are combined and the additive and assistant band material are used, c20 - c40 high performance self - compacting concrete is prepared ; the corresponding additive is developed to solve the delamination caused by the low proportion of banding material ; the evaluating system for the workability of low and middle strength self - compacting concrete is built ; the controlling method for production, construction and curing was set up. and the result of the research is applied into several projects

    過分析特細山砂和機制砂的顆粒形態、粉末含、顆粒級配特性對自實混凝土的工作性能和力學性能的影響,發現特細山砂、機制砂不宜單獨用於配製中低強級自實混凝土,宜將特細山砂和機制砂進行合理復配,並選擇合適的外加劑和礦物摻合料,優化配合比設計,可生產c20 c40中低強級自實高性能混凝土;研製開發出了具有高減水、保塑、抗離析功能的外加劑,有解決了中低強級自實混凝土由於膠凝材料用少而出現的離析、泌水問題;應用正交設計方法,對因素和水平進行合理選擇,確定了生產中低級自實混凝土的最優配合比;建立了中低強級自實混凝土的工作性評價體系;提出了生產、施工及養護的質控制技術方法。
  10. We also analyze the influence of the boundary condition 、 safety distance and deceleration probability to the traffic flow. finally, we propose an crossroad modle. this model is made up of one main road and one branches : traffic with lights placed on the crossing, vehicles " breaking while running and turning to other direction while jamming. we investigate the velocity and flow of the model when the initial density, the brake and turning probabilities, the green to signal ratio are changed. then the reasons causing all the kinds of phenomena are analyzed

    最後研究了周期性邊界條件下的十字路口的ca模型,該模型由一條主幹道和一條支道組成,在幹道與支道的交叉路口設置紅綠燈,車輛在運行中對突發事件發生反應的剎車,路口的車輛可以轉向各種實際交行為,並過計算機模擬,研究模型在改變車輛的初始、剎車概率、轉向概率、紅綠燈信號的綠信比各種情況下支、主幹道車輛的速、流的變化,並分析在各種情況下交狀況的成因,提出改善交的有措施。
  11. Secondllv in the 1 d random traffic flow model. the relation function between the correlation and the creation. disappearance. brake probabilities of the vehicles is presented. according to the statistical mechanical approach to the spatial correlation functions. the theoretical results agree with that of the computer simulation. thirdh. based on the bml model. a main - road traffic flow model with two speeds on two dimensions is designed. this model simulate the traffic situation of one main road and several branches in the cit traffic lights placed on the crossing. vehicles breaking ~ vhile running and turning to other direction while jamming. we investigate the ~ ' e1ocitv and flo ~ ~ of the model when the initial densitvthe brake and turning probabilities. the green to signal rati3. thc number of the branches and the period of the signal are changed. then the reasons causing all the kinds of phenomena are analvzed. finallv. we simulate the bml model using the method of lattice boltzmann which ~ vas brought out by liu mu - renand obtain the velocity - density graph similar to the previous result. the upper critical densiw above which there are oniv jamming configurations. and the lo ~ ver critical density below which there are only moving configurations are the same as before. the boltzmann function which is on the lattices shows the moving and jaxmning transition obviouslv. thus it proves the possibilit of this method on the traffic research

    接著,建立了和研究了二維二速的主幹道模型,該模型模擬了城市交中一條主幹道,多條支道的交情況,在幹道與支道的交叉路口設置紅綠燈,車輛在運行中可以有對突發事件發生反應的剎車,在發生堵塞時,路口的車輛可考慮過轉向來緩解交各種實際情況的發生,給出了車輛演化的演化方程,並過計算機模擬,研究模型在改變車輛的初始、剎車概率、轉向概率、支道數、紅綠燈信號的綠信比、紅綠燈信號周期各種情況下支、主幹道車輛的速、流的變化,並分析在各種情況下交狀況的成因,提出改善交的有措施。最後,在劉慕仁提出的用格子boltzmann方法研究一維決定論交流的思路下,將此法推廣到對二維bml模型的模擬上,得到了與用以往方法的研究結果相類似的速-圖線,且車輛從運動相到堵塞相轉變的上下臨界是一致的,同時分別給出車輛在處于暢相和堵塞相時, boltzmann函數在格子上的分佈情況,進一步驗證了此法的可行性。
  12. Through the analyses of electromagnetic system of configuration of hollow metal cylinder by electromagnetic vector potential, an eddy current field math model is built by triangle cell, this article has researched power frequency to eddy current density, permeation depth and the effect of skin effect

    文中過對一個空心金屬圓筒結構的電磁系統進行分析,以電磁場矢位有限元法為基礎對磁場強、渦流進行了計算求解,採用三角形單元建立了渦流場數學模型,研究了電源頻率對渦流、透入深及集膚的作用影響。
  13. In this paper, first discussed are the corresponding results in highway and dam constructions and the engineering characters of rock - fills are deeply analyzed, especially the relationships between gradation, strength and maximum dry density, long - term stability of fillers including earth - fillers and rock - fillers and some conclusions of use are drawn. by in - situ tests and researches on compacting mechanism of high - filled rock embankments, effecting factors on compaction, construction technology and shock compacting technology, obtained in this paper are the compacting technology of high - filled rock embankment and the optimal parameters of rolling compaction. by deeply research on the theory and methods of quality control of high - filled embankment, settled are the questions as quality detection method and control standard of high - filled rock embankment

    本文首先總結和分析了國內外公路和壩工行業已有的相關成果,深入探討了填石料的工程性質與最大幹、長期穩定性之間的關系,得到了一些有益的結論;過現場試驗路堤的試驗和對高填石路堤壓實機理、填石路堤壓實果影響因素、施工工藝和沖擊壓實技術研究,解決高填石路堤壓實工藝和最優碾壓參數控制技術問題;過深入研究填石路堤壓實質控制原理和方法,解決高填石路堤壓實質檢測方法和控制標準技術難題;解決高填石路堤沉降觀測技術問題,並根據沉降觀測結果研究高填石路堤地基和路堤沉降變化規律,得到了能預測沉降變化規律的「龔帕斯」成長曲線預測模型;根據工程實際,深入研究了邊坡穩定性的影響因素,得到了有益的結論。
  14. With the development of microelectronic products ( integrated circuit, printed circuit board, etc ) directing to high density, thin separation and low defect ratio, its inspection requirement is higher on aspects of precision, efficiency, universal, and intelligence etc. therefore, this paper researched on the general key techniques in the field of microelectronic products vision inspection, covered the shortage of traditional inspection on aspects of fast and precision locating, image mosaic, and fine defect test, completed theory study on physical dimension and defect inspection of microelectronic products based on machine vision, developed the prototype and used lots of experiments to prove its correctness and feasibility

    隨著微電子產品(集成電路晶元、印刷電路板)向著高、細間距和低缺陷方向發展,對其檢測技術在精、高用和智能化方面提出了更高要求。由此,本文對微電子產品視覺檢測中的關鍵技術進行研究,彌補了傳統檢測在精確快速定位、圖像全景組合和精細缺陷檢測方面的不足,最終完成基於機器視覺的微電子產品外形尺寸和缺陷檢測的理論研究和樣機研製,並進行了大實驗證明其正確性和可行性,力圖為我國自主創新的微電子產品視覺檢測技術提供理論和實際借鑒。
  15. Abstract : this paper describes the thermal effects of a coaxial rf - excitedco2 laser , based on the balance equations of electron density and energy , current continuity equation , and heat conduction equation. depende ncies of the spatial distributions of gas temperature on some discharge parameters arediscussed

    文摘:過求解放電離子體中的帶電粒子和能的平衡方程、電流連續性方程以及熱傳導方程,研究了同軸射頻( rf )激勵co2激光器中放電混合氣體的溫應,分析了有關放電參數對溫分佈的影響。
  16. There are many things can be used as electrorheological ( er ) materials, such as polymer semiconductor er materials, inorganic nonmetal materials et al. the advantage of polymer semiconductor er materials attributes to theirs high mechanical mass, lower density and fine hydrophobic properties, at the same time, theirs conductivity can be adjusted by doping and after - treatment, but theirs poor thermo - stability confines theirs extensive use

    有許多種材料都可以用作電流變材料,例如,聚合物半導體材料,無機非金屬材料,聚合物半導體er材料的優點在於有較高的力學值、較小的、優良的疏水性,可以過控制摻雜和后處理程控制電導的大小。
  17. In this thesis, the database of gps vehicle monitor information management system is designed, the design of the man - machine conversation interface and the software of the database server, also the software of the mid - ware are accomplished. an improved and logical three layer structure framework is used to utilize the resource of the system efficiently, balance the load, and improve the expansibility of the system ; powerful oracle database is used as background database to provide high performance service to the system which has numerous users and large - scale ; encrpytion arithmetic of communication data is designed to ensure the safty of gps vehicle monitor information management system communication ; the usage of fire wall, system privilege management and data backup improved the safty of the information management system database ; high usability design is realized by oracle data guard ; optimization of the information management system made the whole gps vehicle monitor system persistent, stable and high quality

    本文針對原有gps車輛監控系統響應速慢、穩定性和安全性不高的不足,提出了一種以改進的三層結構體系為系統架構,以oracle數據庫為后臺的gps車輛監控信息管理系統設計方案,設計了gps車輛監控信息管理系統數據庫,完成了gps車輛監控信息管理系統人機界面、中間件及數據庫端的軟體設計。系統架構採用改進的三層結構體系,其邏輯結構清晰,有利於系統資源的有利用,均衡負載,提高系統的可擴展性;后臺數據庫採用功能強大的oracle數據庫,可以提供大規模、多用戶的高性能服務;信數據的加演算法有利於確保gps車輛監控信息管理系統的信安全;防火墻的使用、系統權限管理以及數據的備份和恢復有利於提高gps車輛監控信息管理系統數據庫的安全性, oracledataguard的使用有利於提高系統的可用性;系統的優化,為系統持續、穩定、高質運行創造了有利條件。
  18. For our laboratory is changing toward industrialization, a lot of work on conventional ingaas / gaas / algaas quantum well laser has been done. how the parameters, such as threshold current density, slope efficiency, fwhm and spectrum width, are influenced and how much the influence is, are discussed by the numbers. the effective means how to improve a certain performance parameter are purposed too

    由於本實驗室正處于由試驗研究向產業化邁進的階段,針對常規ingaas / gaas / algaas子阱激光器做了很多工作,文中系統論述了常規子阱激光器的各項性能參數?閾值電流、斜率率、遠場發散角、光譜線寬的影響因素及改進的有辦法,並針對激光器p ? i線性不好、遠場發散角出現多瓣的現象,過理論分析找出原因所在並進行了改進,有解決了以上問題。
  19. An auto - detecting method of the gauge with pointer that is based on digital image processing technique, high precision grating technique and step motor control technique is presented. there are advantages of high precision, high efficiency and auto - detecting for apply digital image processing technique to detect precision of the gauge with pointer ; moreover, it ’ s helpful to improve system ’ s resolution when high precision grating technique is applied to measure micro displacement ; also it makes system more automatic to control step motor in computer via step motor control card

    本文研究的指針式儀表的自動檢定方法是基於數字圖像處理技術、精光柵測技術以及步進電機控制技術的,將數字圖像處理技術用於指針式儀表的檢定,具有精高、率高、易於實現自動測優點;另外,將精光柵測技術用來測微位移,有利於提高系統的解析;還有,過步進電機控制卡來實現在計算機上對步進電機的控制,提高了系統的自動化程
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