等效核 的英文怎麼說

中文拼音 [děngxiào]
等效核 英文
equivalent nuclei
  • : 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 ...
  • : 核構詞成分。
  1. The calculation modes of the coefficient of shrinkage and creep of the bulgy core concrete in steel tube are discussed. based on a few reasonable hypotheses and the stress - strain relation of concrete acquired by the " adjusting valid modulus depending on load time " method, a compact formula is reasoned out, which is applied to calculate the equivalent elastic modulus of the bulgy core concrete considering the affection of shrinkage and creep. so, the analysis of the affection on cfst arch bridge by shrinkage and creep can be progressed by pole - girder fem, further more, the analysis precision is quite high

    本文還對心膨脹混凝土特殊的收縮、徐變系數計算模式展開了探討,在合理的假設前提下,採用「齡期調整的有模量法」得到的混凝土的本構關系,推導出鋼管內心混凝土在考慮徐變影響后的彈性模量計算公式,並以此為基礎採用桿系有限元方法來對鋼管混凝土拱橋進行較高精度的收縮徐變分析。
  2. Nuclear physics has provided extensive experimental support for the mass-energy equivalence.

    原子物理學已經為質能性提供了廣泛的實驗證據。
  3. Study for the negative parity energy spectrum of ba and xe isotopes nuclei with effective three - body potential

    三體勢對偶偶ba與xe同位素的負宇稱帶的能譜研究
  4. Therefore the emergence and development of the culture of science and technology can be traced back to the initial conditions of geography and climate, viewed as the factor of internal fluctuation from the sensitiveness of the random choices of the cognitive subject to the initial conditions. since a culture has a pivotal component as its core, once the culture of science and technology comes into being under nonlinear interactions of the social subsystems, the core component functions in the same manner as order parameter in the self - organization system, immensely attracting, regulating and controlling others under the slaving principle. and thus the analysis provides a nonlinear approach to the needham ' s problem

    對于任何思想文化傳統而言,其形成和延續都有其現實的物質生活的根源,因而,對于科技文化的產生和發展,我們能夠返回到其發生的原點? ?即地理氣候初始條件,從認知主體的隨機性選擇對初始狀態的敏感性方面,視其為科技文化產生的內漲落因素,考察其對科技文化形成的影響;而一種文化之所以稱其為文化,必有其全局控制力的心因素,科技文化是在社會各子系統非線性的相互作用下形成,其心因素所發揮的作用就如同序參量在自組織系統中的作用那樣,在支配原理的作用下起著規范、引導和支配用。
  5. On condition that the volume of particle is equal, the effective permittivity of penny shape particle is the biggest, that of the needle shape is second, and the spherical shape is the last. when the thicker of shell is constant and the radius of core is bigger, the effective permittivity is less. the effective permittivity will change acutely when the thicker of shell is close to the radius of core ; with the radius of core increasing, the effective permittivity of core - shell type particle will approach that of no shell type particle

    在相同的形狀下(如便士形和針形) ,粒子的大小對于介電常數沒有影響;對于殼形夾雜顆粒復合材料,當殼的厚度一定時,隨著的半徑的增大,復合材料的介電常數越來越小;當殼的厚度和的半徑較接近的時候,復合材料的介電常數將會發生急劇的變化;隨著的半徑的不斷增大,殼型顆粒夾雜復合材料的介電常數將逐漸的趨近於沒有殼的夾雜顆粒復合材料的介電常數。
  6. A little ferrite and cementite, through the analysis of the strengther and ductiler, we draw the conclusion that this is very important in reality, observing the graphite nodule in sem and tem, there are many spheroiding element and anti - spheroiding elements in the core and edge of graphite nodule, they form the oxides sulphide and nitride. we draw the conclusion that they may be the core of graphite nodule

    在掃描電鏡( sem )與透射電鏡( tem )上觀察石墨球,與傳統石墨球相比低碳球鐵的石墨球呈細小點狀分佈,球墨中心聚集有較多的球化元素而在邊緣處分佈有反球化元素。石墨球中心存在有氧化摘要一物、硫化物以及氮化物組成的復雜的化合物,經分析認為它們是球狀石墨形的有心。
  7. On the basis of reasonable references to the evaluating indexes of foreign government credit, it sets up indexes of probity, transparency, administrative efficiency and capability, which are the core of the evaluating system, in the light of principles of system analysis, scientific setting, maintaining characteristics and according to reality

    在合理借鑒國外政府信用評價指數的基礎上,按照「系統分析,科學設置,堅持特色,符合實際」的原則,設定了以廉潔指數、透明度指數、行政率指數、行政能力指數心內容的地方政府信用評價體系。
  8. Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system

    該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析離子體的可見光光譜以監測微波離體化學氣相沉積過程;利用微波對材料的選擇加熱特性,通過構造方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波離體化學氣相沉積金剛石的成與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。
  9. This thesis has made the contrast test of shrink and creep for plain concrete and concrete filled steel tubes on the basis of long term in - door test, obtains the principles of shrink - creep of concrete filled steel tube, simulates the test data, analyses and contrasts the coefficient of shrink and creep, thus offers reference for the calculation mode of creep, furthermore by introducing reasonable assuming at the same time, develops the calculation formula of equivalent elastic modulus at the same time, develops the calculation formula of equivalent elastic modulus, adopts common structure analyses procedure ansys to calculate the redistribution of section stress in the steel tube and concrete during operation

    本文在長期的室內試驗的基礎上對素混凝土和鋼管混凝土做了收縮和徐變的對比試驗,得出鋼管混凝土的收縮徐變規律,對試驗數據進行了擬合,對鋼管混凝土的收縮和徐變系數進行了分析和比較,從而為鋼管混凝土的徐變計算模式提供參考,同時通過引入合理的假定,並結合由「齡期調整有模量法」導出的混凝土徐變本構關系,推導出了鋼管心混凝土考慮徐變影響后的彈性模量計算公式,並以此為基礎採用通用結構分析程序ansys對成橋后鋼管和混凝土應力重分佈進行了計算。
  10. The nucleon dbhf self - energy in the nuclear medium, therefore, can be calculated with the g matrix in the relativistic hartree - fock approximation. with the calculated nucleon self - energy in the dbhf, we extract nucleon effective interactions hi the framework of the relativistic mean field theory ( rmf ), which contains the effect of the nucleon - nucleon short - range correlation and information of the isospin structure. applying the effective interaction, which is composed of density dependent meson - nucleon coupling constants, we study the properties of finite nuclei and come to some useful conclusions

    本文應用相對論dirac - brueckner - hartree - fock ( dbhf )方法,利用新的g矩陣分解方式g = v + g ,用g矩陣在相對論hartree - fock近似下,即的dbhf方法,系統地討論了對稱、不對稱物質及中子物質的性質,利用對稱及不對稱物質中自能的dirac結構,我們提取出含有子-子短程關聯應和同位旋結構信息的有相互作用介子耦合常數,並對有限的性質做了詳細的討論,得到不少有意義的結果。
  11. The software and hardware design of portable digital testing equipment based on tms320vc5510 are presented, which is the newly efficient and low power consuming dsp of ti corporation. the system realizes the requirement of sample theorem when sampling the wide spectrum signal with an equivalent sample technology, integrates the lcd control core in cpld and makes cpld as lcd controller instead of specific lcd controller, and makes the colorful stn - lcd as terminal displaying facility. the system suits the development requirement of the new portable digital testing equipment with the specialities of low power consuming, high integration and good displaying interface

    本文介紹了以ti公司新一代高率、低功耗數字信號處理器tms320vc5510為心實現的便攜式測試設備的軟硬體設計,以采樣技術實現采樣寬頻譜周期信號對采樣定理的要求,在cpld內集成完整的lcd控制代碼,並以cpld作為lcd控制器取代專用控制器,以stn彩色lcd作為終端顯示設備,該方案具有功耗低、集成度高、良好的人機介面特點,適合新一代便攜式測試設備的發展需求。
  12. First, based on the analysis to the development condition of computer and property of the input data of bridge, this paper, taking convenience and practicability as principle, develops the multi passages data - in system made up with human - computer interactive interface and excel import model. second, after comparing and analyzing to the calculation theories and methods of creep and shrinkage, clearing up the key steps of creep and shrinkage analysis, the paper takes incremental method to establish program to analyze secondary inner force caused by creep and shrinkage. third, the paper puts some optimal or simplified treatment to the contents of pre - stress and develops relative program ; in addition, through analysis to the different methods used to calculate the secondary inner force caused by pre - stress, the paper combines equivalent load method with finite element, carries out some simplified treatments, and establishes program to calculate secondary inner force caused by pre - stress

    首先,在分析當前計算機的發展狀況及橋梁結構輸入數據特點的基礎上,以方便、實用為原則,採用人機交互界面和excel輸入方式聯合的多通道數據輸入系統;其次,通過比較分析徐變收縮計算的各種理論及方法,澄清了徐變收縮分析的關鍵過程,並採用增量法編製程序,實現徐變收縮次內力分析;再次,對預應力的相關計算內容進行適當優化或簡化處理,並編制相應程序;另外,本文還在比較預應力次內力各種計算方法的基礎上,將荷載法結合有限元進行一些簡化處理,編製程序實現預應力次內力的計算;最後以三個算例來校計算方法及程序運行結果的可靠性,取得了預期果。
  13. In this paper, we have done research on the effective permittivity of ellipsoid inclusions and spherical core - shell type inclusions, using the method of micromechanics theory ; sequentially optimized design of absorbing coating

    本文利用微觀力學理論方法,對橢球形顆粒夾雜復合材料和球形殼型顆粒夾雜復合材料的介電常數的預測進行了研究,並對吸波塗層進行了優化設計。
  14. Using the method of micromechanics theory and the finite element method, the problem of electromagnetic field of spherical core - shell type particle is studied and effective permittivity forecasting formula of this particle is induced ; the forecasting results is confirmed by the finite element method ; the effect of material parameter and geometry parameter on the effective permittivity is studied

    利用微觀力學方法和有限元方法,對殼型球形顆粒夾雜的復合材料的電磁場問題進行了研究,得出了殼型球形顆粒夾雜的復合材料的介電常數的預測公式,並用有限元方法進行了驗證:研究了材料參數和幾何參數對介電常數的影響。
  15. 3. this thesis analyses and contrasts the coefficient of creep of concrete filled steel tubes, develops the calculation formulas of equivalent elastic modulus, adopts common structure analyses procedure ansys to calculate the redistribution of section stress in the concrete filled steel tubes arch bridge

    同時根據鋼管混凝土組合結構的受力特點,應用「齡期調整的有彈性摸量法」推導出心混凝土考慮徐變影響后的徐變彈性模量計算公式,從而利用通用有限元ansys進行鋼管混凝土拱橋的應力重分佈計算。
  16. 5. software designing about planetary - gear transmission. it consists of calculation of equivalent error of the averaged load component, force and deformation analysis of component, contact stress and bending strength analysis. 6

    用vb6 . 0自行開發了行星變速箱計算機輔助分析程序設計,該分析程序主要功能包括均載件的誤差、各部件的受力及變形分析及齒輪彎曲強度及接觸強度校6
  17. Once again, contraposing the specific case in engineering strengthening and the shortcoming in the strengthening concrete norm, the author puts forward modified means that designer should examine the internal force after esmating the prestressed tension rod sectional area and deduce the practical formula used in the examining

    再次,針對加固規范和工程設計不完善的情況,提出了先估算后較的改進辦法,並推導出較中易用的預應力彎矩、軸力的計算公式。
  18. Based on the study on essential characteristics of wind - induced response of large span roofs, it is demonstrated that the kernel issue of wind - resistant design of large span roofs is to consider multiple distributions of fluctuating wind load, multi - mode vibration and multiple equivalent objectives

    本文在深入探討大跨屋蓋結構風振響應本質特徵的基礎上,指出大跨屋蓋結構抗風理論研究的心是要解決多荷載形態、多響應振型和多目標問題。
  19. Asme boiler pressure vessel code - section 3 : rules for construction of nuclear facility components ; division 3 ; containment systems and transport packaging for spent nuclear fuel and high level radioactive waste ; 2005 addenda july 1, 2005

    Asme鍋爐和壓力容器規范.第3部分:設備元件結構原理. 3類.失燃料和高級放射性廢物的密封系統和運輸包裝.補充件2005
  20. Base on the effective permittivity forecasting formula of spherical core - shell type inclusions, the theory frame of optimum design of absorbing coating is constructed ; the optimization of single layer and double layers is done

    基於殼型球形顆粒的介電常數的預測公式,建立了吸波塗層優化設計理論框架,並對單層和雙層吸波塗層進行了優化設計。
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