element of surface 中文意思是什麼

element of surface 解釋
面元素
  • element : n 1 要素;成分;(構成)部分;分子。2 【化學】元素;【數學】元,素;【機械工程】單元;單體;【無...
  • of : OF =Old French 古法語。
  • surface : n 1 表面;地面;水面;廣場,空地。2 外觀,外表,皮毛。3 【幾】面;切口;【航空】翼面。adj 表面的...
  1. In this paper a kind of cardio - cerebral arterial bifurcation vessel hemodynamic characteristics are studied with the boundary element method, and the blood flowing velocity vector distributions have been calculated. in addition, the flow field distribution and the pressure on the particle surface are also calculated, when there is flow - round particle at the place of bifurcation, the move tendency of the particle is judged, the possible reasons of causing the atherosclerosis, thrombus, angioma are analysed

    本文用邊界元方法研究了一類典型心腦動脈分支血管中血液流動的流體動力特性,計算了分支血管血液流動的速度矢量分佈,同時計算了分支附近有多個顆粒狀繞流物時血液的流場分佈,及顆粒物所受壓力狀況,給出了顆粒物的運動趨勢,分析了引起粥樣斑塊病變、血瘤、血栓的可能原因
  2. The gravity analysis is carried out especially for the synthetic fused silica and calcium fluoride used in 193nm lithographic objective as well as the optical elements with structural sizes of ( 200mm ~ ( 300mm. large numbers of analysis data for surface shape error are obtained by using algor finite element analysis software. then these data are plotted into curves and comparison analysis will be carried out, finally the measures and schemes for reducing gravity deformation are proposed

    因此,本論文重點對大口徑光學系統在高精度光學鏡頭裝校中,因重力變形進行了詳細的分析研究,特別針對193nm光刻物鏡系統所使用的材料sytheticfusedsilica和caleiumfluoride以及用到的結構尺寸200mm ~ 300mm光學零件進行了重力變形分析,使用algor有限元分析軟體獲得了大量的面形誤差分析數據,然後將這些數據繪成曲線進行對比分析,最後提出了減小重力變形的措施與方案,並進行了實驗,驗證了分析結果是正確的,減小重力變形的方法是有效的。
  3. It contain nmfs lock water keeping warms factor vitamin amino acids, trace element, in the hair surface form moist membrane, keeping wet bright gloss, and it can deepen each one hair. adopted unique water dissolved prescription, it s cleanlily, naturally and not greasy, bring you a effect of graceful and lenitive finalizing the design enduringly

    蘊含nmf鎖水保溫因子維他命氨基酸微量元素,在發絲表面形成滋潤膜,保持秀發濕亮光澤,能深入每根發絲,彩用獨特的水溶配方,清爽自然不油膩,帶給你豐盈潤澤的持久定型效果。
  4. Regard - ing the surface runoff mechanism, liang and xie 1, 2 presented a new surface runoff parameterization which dynamically represents both the horton and dunne runoff generation mechanisms within within a model grid cell together with a consideration of the subgrid - scale het - erogeneity, which can be applied to not only humid regions but also droughty regions as well 3, 4. regard - ing the soil water movement, xie et al. 5 developed an unsaturated flow numerical model based on the finite element method, and xie et al. 6 presented another numerical model to compute soil moisture and water flow flux together by means of a mixed finite element method

    在地表徑流方面,文獻1 3發展了一種同時考慮蓄滿超滲產流機制及次網格非均勻性的新的徑流機制模型,並用其改進了陸面模式vic variable infiltration capacity中的徑流計算,該模型既適用於濕潤地區也適用於乾旱地區4 .在土壤水模型方面,文獻5採用有限元質量集中法發展了非飽和土壤水流的數值模型,文獻6則採用混合有限元法建立了非飽和土壤水分含量和通量計算的數值模型
  5. Surface transverse wave has the 1. 6 high frequency than rayleigh type surface acoustic wave ( using the same technology the frequency of devices of stw has about 1. 6 high frequency than rayleigh type surface acoustic wave ). the paper introduces the theory, design parament, technology and result expeiment of surface acoustic wave ( includes rayleigh surface acoustic wave and surface transverse wave, simple stw ) with low insertion loss, high q and researches the high frequency, low phase noise oscillator with 1ghz stw resonator as frequency element. and describes measurement method and finally experimantal result of the low phase noise surface acoustic wave oscillator

    本文研究了以低損耗、高q值聲表面波(其中包括聲表面瑞利波- - rayleighsurfaceacousticwave ,和聲表面橫波等)諧振器的工作原理、設計參數、製作工藝及其實驗結果,並且研究了以1ghzstw諧振器為頻控元件的高頻率、低相位噪聲聲表面波振蕩器,以及低相位噪聲聲表面波振蕩器的測試方法和最終的測試結果。
  6. Technique based on surface element of prepositive disposal in predicting rcs of aircraft

    預估計算前置處理的曲面元方法
  7. The present utilization and existing problems in water resource of the north of huaihe river in anhui are introduced. based on such research objects as northern guo river of bozhou, jiangtang of fuyang and key city zones, a mathematical model with systems engineering viewpoint is established and used to investigate in water resource problems in the area. the main contents are as following : ( 1 ) groundwater resource and present utilization ; ( 2 ) mensuration of calculational parameters of groundwater and calculational methods ; ( 3 ) economic parameters of irrigation areas ; ( 4 ) establishing northern wo river forecast model with finite element method, areal well - group method and water balance method ; ( 5 ) establishing optimal water resource allocating model for northern jiangtang and new cihuaixin river irrigation area and investigating in the combination of surface water and groundwater, optimal agricultural planting - mode and optimal distribution proportion of various water sources ; ( 6 ) some existing exploitation problems and advices about water resource in the area

    本論文針對淮北地區水資源開發利用現狀及存在問題,以安徽亳州渦河以北地區、阜陽姜堂鄉和重點城市區為研究對象,運用系統工程觀點,採用數學模型方法,對該區水資源問題進行了綜合研究,主要內容為: ( 1 )地下水資源及開發利用現狀; ( 2 )地下水計算參數測定和計算方法; ( 3 )灌區經濟參數; ( 4 )採用有限單元法、面狀井系法、水均衡法,建立亳州渦河以北地下水位預測模型; ( 5 )建立阜陽姜堂及茨淮新河北部的農灌區水資源優化配置模型,應用系統分析的方法,研究地表水與地下水聯合運用,農業最優種植模式及各種水源的最佳分配比例; ( 6 )淮北地區水資源開發利用存在問題及建議。
  8. Based on the theories of hybrid / mixed finite element method, the generalized energy functional including stress, mechanical displacement, electric displacement, electric field and electric potential is used, with the electric - potential relations and the constitutive equations of piezoelectric materials constrained, hybrid energy functional including mechanical displacement, electric potential and stress is gained. moreover, splitting in - plane components and transverse components, the mixed energy functional in which mechanical displacement, transverse stresses and electric potential as basic variables is derived. with the use of surface stress parameters of sub - elements, the continuity of transverse stress at interfaces between layers is obtained

    在回顧雜交混合有限元理論的基礎上,從包括位移、應力、應變、電勢、電位移、電場強度六個未知量的廣義壓電材料能量泛函出發,通過約束電場強度?電勢關系、應力與應變及電場強度的關系,得到僅包括位移、電勢、應力三個未知量的雜交變分泛函,利用一般層合板的雜交混合變分原理,分離面內分量和橫向分量,導出以位移、橫向應力、電勢為未知量的壓電層合板的修正變分泛函,作為壓電層合板的雜交元列式的理論基礎。
  9. Based on regional geochemical surveying results of shalanzhan sheet, the authors deal with in this paper the application of regional geochemical data to basic geological survey in the light of element associations, surface enrichment coefficients of elements, element content ranges and petrogeochemical data

    根據沙蘭站幅區域化探掃面成果,從元素組、元素的表生富集系數、元素的含量區間、巖石地球化學資料等方面,對區域化探資料在基礎地質調查中的應用進行了探討。
  10. Based on the theories of gear engagement, contact analysis, friction and heat transfer, a three - dimensional finite element model of gear tooth was established to investigate temperature distributions and variations along the contact path over a range of applied loads and operating speeds with consideration of lubrication conditions. sensitivity analysis of surface temperature to gear configuration, frictional heat flux, heat transfer coefficients, and oil and ambient temperature was conducted and the major parameters influencing surface temperature were evaluated

    本文基於齒輪嚙合原理、輪齒接觸分析、摩擦學和傳熱學,以有限元分析方法和理論分析計算相結合為手段並以實驗測量結果作為參考,建立了適用於工業應用並具有較高計算精度的高速齒輪傳動輪齒溫度分析的模型和方法,系統地分析了輪齒本體溫度的大小和分佈以及齒輪幾何、載荷及轉速和潤滑冷卻條件等對輪齒本體溫度的影響。
  11. In the dry sliding experiments of composites, friction coefficients decrease with the loads. plastic deformation happens in the worn surface where the element of fe is found, so pam microfibrils support part of the load and prevent the further deformation

    低速低載時,試樣磨損表面出現塑性變形,在復合材料的磨損表面還發現fe元素的存在,表明pam微纖承受了部分載荷,阻止了基體的粘著轉移,此時磨損機理為磨粒磨損和粘著磨損。
  12. An oil agent has a low load bearing capacity, extreme pressure andantiwear additives often contain the element of sulph, phosphorus, chlorine, which pollute surrouding enviorement, which have been restricted to use overseas. deweloping lubricating oil additive with good antiwear, high load - bearing capacity and self - repair of wear surface is one of the important questions in tribology

    油性劑的承載能力低,極壓抗磨劑多為含硫、磷、氯的有機物,污染環境,在國外已被限制使用。發展具有良好抗磨性能、高承載能力、對磨損表面具有一定修復功能的潤滑油添加劑是摩擦學領域的前沿課題之一。
  13. Billy fredriksson. finite element solution of surface nonlinedrarities in structural mechanics with special emphasis to contact and fracture mechanics problems [ j ]. computer and structures, 1975, 6 : 281 - 290

    魯世強.三維非線性彈性接觸問題有限元解法及其應用[ j ] .南昌航空工業學院學報, 1993 ( 1 )
  14. At present an important subject is researched on prediction methods of the initiation life of rolling / sliding contact fatigue of surface hardening layer based on shakedown theories under cycle contact loading for the strategies of applications of contact element, such as gears, bearings, and railroad rails

    接觸體表面強化(噴丸、塗層)層的疲勞裂紋萌生壽命的研究,是當前齒輪、軸承等接觸件失效分析中的前沿課題。它具有重要而廣泛的工程背景。
  15. At present the manufacture of surface acoustic wave use the technology of the final submicron. a series of the devices of low insertion loss, high q saw rayleigh surface acoustic wave resonators or stws that insertion loss has less than 5db, load quality factor ( ql ) is more than 1000 on the quartz piezoelectric with zero of first temperature factor in the research. these difference frequencies are 60mhz, 280mhz, 739mhz and 1ghz of normal frequency and at also surface acoustic wave. using 1. 25db noise factor amplifier, careful design curcuit, good setting printed curcuit board, and using the 1ghz surface transverse wave resonator as frequency element, researching the low phase noise surface acoustic wave with sideband phase noise near ? 120dbc / hz deviating 1khz on carrier, spurious suppress with 80db

    本研究採用一階溫度系數為零的壓電石英基片上製作出損耗小於5db 、有載品值因素( ql值)超過1000的一系列低損耗、高q值聲表面波rayleigh波或stw諧振器,頻率分別為60mhz 、 280mhz 、 739mhz和1ghz等不同頻率的高性能聲表面波諧振器。並採用噪聲系數為1 . 25db的低噪聲系數放大器,精心設計電路,優化設計布置印製電路板,用標稱頻率為1ghz的聲表面波諧振器為頻率控制元件,製作出在偏離載頻1khz處的單邊帶相位噪聲近- 120dbc / hz 、雜波抑制達80db以上的低相位噪聲聲表面波振蕩器。
  16. Although the elements corresponding colored, but the element of the surface, is the essence of colors, the real error on the table today

    雖然五行對應五色,但五行是表象,五色是本質,實質誤差就在於此。
  17. A new line - spring element is established and combined into ansys, which is used to analysis of surface crack. and static case and dynamic case are solved respectively, the results are consistent well with the accepted numerical solutions. it is shown that established element is successful, and the effects of the factors on the transient response are examined in detail

    在ansys中提出了一種新的線彈簧單元用於表面裂紋分析,並分別用於表面裂紋靜態與動態的分析,所得結果與已有解吻合良好,說明此單元模型的建立是成功的,最後對影響表面裂紋動態應力強度因子的因素做了分析。
  18. The method of surface reconstruction based on finite element analysis ( fea ) is produced in research of interpolatory subdivision surface, and algorithm is designed according to the method of surface reconstruction

    在對曲面插值細分的研究中,論文提出了基於有限元分析的離散數據點的曲面重構方法。
  19. Stress intensity factors of surface cracks in a box structure by sub - modeling technology of finite element

    有限元子模型法計算箱形結構表面裂紋應力強度因子
  20. There are two lines which go through this thesis : 1. analyse the elements in waterfront in order to make the area unique and special in the city, and reconnect it to the natural and historical context. 2. try to think out the true principles buried beneath the surface of public space through the everyday " odds and ends ", bring the sense of place to the urban waterfront and emphasize the importance of the element of human. as the main part of the whole thesis, the fourth chapter presents the principles such as combined " with nature ", " with humanities ", " with public life " and " with functions " in accordance with various practical conditions

    本文的基礎性論述沿兩條線展開:一是對「濱水區」的特點及設計要素進行分析,目的是使其空間特點能夠反映出「濱水」這一特殊的自然和歷史的背景;二是對「公共空間」存在的理由和細微之處體現出的共性作了嘗試性的探討,目的是要為空間引入場所精神,也就是把「人」這個至上的要素加以強化。
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