material physics 中文意思是什麼

material physics 解釋
材料物理
  • material : adj 1 物質的(opp spiritual)。2 身體上的,肉體上的;物慾的,追求實利的;卑俗的。3 有形的,實體的...
  • physics : n. 〈通常用作單數〉 1. 物理學。2. 物理過程;物理現象;物理性質;物理成分。
  1. The basic physics needed for astronomy, which underpins some of the forthcoming material, is here.

    這里介紹天文家所需要的基礎物理,它們是閱讀後面的一些內容的基礎。
  2. The basic physics needed for astronomy, which underpins some of the forthcoming material, is introduced here.

    這里介紹天文學所需要的基礎物理,它們是閱讀後面的一些內容的基礎。
  3. By the large quantity of indoor and field soil mechanics test, this paper investigated physics and mechanics property of xigeda stratum and xigeda compounding filling, profoundly and systematically studied on shearing strength, cbr ( including indoor cbr and field cbr ) and intensity feature of xigeda compounding filling. the new achievement and cognition as follows : ( 1 ) cbr value is decided by moisture content and mudstone content of xigeda compounding filling. the filling material can satisfy minimum intensity standard of express highway when mudstone content is less than some fixed value, ( 2 ) this paper established field cbr standard value which can synthetically evaluate the filling material nature and field compaction degree. ( 3 ) the optimal compacting mean of xigeda compounding filling is hard oscillation first and weak oscillation later, not traditional way which is weak oscillation first and hard oscillation later. ( 4 ) this paper put forward the conception of optimum moisture content in construction different from optimum moisture content of indoor impaction

    本文以昔格達填料強度特徵為研究對象,通過大量的室內及現場試驗,從昔格達地層巖組的物理力學性質、昔格達填料的物理性質入手,對昔格達填料的抗剪強度、室內承載比及現場承載比特徵進行了較系統地研究,獲得了如下認識及進展:昔格達混合填料承載比值受填料含水量及其中泥巖含量的影響,當泥巖含量小於一定值時,昔格達混合填料具有較高的承載比值,能夠滿足高速公路對填料的最低強度要求;建立了綜合評判昔格達填料性能及現場壓實效果的現場承載比( cbr )標準;對于昔格達填料而言,最佳的碾壓方式為先強振后弱振而不是傳統的先弱振后強振;提出了與室內擊實最優含水量相區別的施工最佳含水量的概念。
  4. Superconducting material is used, for example, in magnetic resonance imaging for medical examinations and particle accelerators in physics

    超導電性和超流動性是在極端低溫狀態下發生的2種現象。
  5. It measures the density of oxygen by detecting the life - span of the fluorescence quenching. the so - called fluorescence quenching is a kind of physics or chemistry process that the fluorescence material has chemical or physical reactions with certain substance is selected here. it has the advantage of good stability of fluorescence, long life span and the strong quenching effect

    本課題光纖氧氣傳感器檢測系統是基於熒光猝滅效應的檢測機制,通過測定熒光壽命從而檢測氧氣濃度的,熒光猝滅效應所引起的熒光壽命具有很好的穩定性、猝滅效果以及系統使用壽命長。
  6. Taking the contact stress, bend stress stiffness and temperature stress as the condition, taking the weight of the kiln tyre as optimization aim function, the redia and the width of the tyre are optimized general optimize methods just consider the affecting of the parameters to aim function, but in fact, structural parameters ( such as structure dimension, interval and so on ), physics and dynamics ( damp factor, conduct factor, friction factor material ' s elastic module strength limits and so on ), which would be changed after used. the difference are called discrepancy robust design ' s basic concept is : all design parameters " discrepancy will affect the aim funct ion and arouse the quality target discrepancy

    一般的優化方法,僅僅考慮了參數對其目標函數的影響,而實際情況下有些參數是變化的,產品的結構參數(如幾何尺寸、間隙等) 、物理和力學參數如阻尼系數、傳導系數、磨擦系數、材料的彈性模量和強度極限等的設計值與製造后和使用中的實際值會有差異,這種差異稱為設計變量和噪聲因素的變差。
  7. At the same time we study, analysis and discuss the action that non - linearity - stickiness - springiness and crazing damage of the pmma sample under creep though making us of the knowledge about the high molecule physics the damage theory of material of rheology of bodies with defects. through the study and theory analysis of single - axes stretching experiment in pmma sample under creep, take the surface crazing damage density of pmma sample as an variable, to look for a commonly rule that the crazing damage of pmma, and to offer a feasible damage model for the sake of study that of pmma ' s remoteness damage

    同時運用高分子物理、含缺陷流變性物體的材料破壞理論等知識,對無孔洞pmma試件和有孔洞pmma試件蠕變條件下非線性粘彈性行為及其銀紋損傷現象進行了研究、分析與探討,通過對蠕變條件下的pmma試件的單軸拉伸實驗研究和理論分析,以pmma試件的銀紋損傷面密度值為損傷變量,來嘗試尋求pmma銀紋損傷的一般規律,為研究pmma的細觀損傷提供了一種可行的損傷模型。
  8. The material would be an asset to industry and might even help shed light on the physics of elasticity, wrote philippe cordier and colleagues at the industrial physics and chemistry higher educational institution in paris

    巴黎「工業物理與化學高等教育研究所」的菲利浦?科迪亞及其同事寫道,這種材料在工業領域大有用處,而且它甚至能為彈性物理學提供新的信息。
  9. Causation about interface debond are composed of two aspect of physics and chemistry, the main physical reasons are stress intensity and material damage near motor interface created under various work loads

    導致固體火箭發動機界面脫粘的原因包含物理的和化學的兩個方面,在各種工況載荷作用下發動機界面附近的應力集中及材料損傷是產生脫粘的主要物理原因。
  10. The main equipment of the ion electrostatic accelerator is in good condition. if it is used again it will be the important implement of science research about atomic nucleus physics, biology aberrance and material denaturalization

    它的主要設備情況良好,一旦恢復使用,將成為原子核物理,生物誘變,材料改性等科研工作的重要工具。
  11. Z. j. wei, y. y. wang, c. c. wan and c. h. huang, “ study of wetters in nickel electroforming of 3d microstructures, ” material chemistry and physics, 63, ( 2000 ) 235 - 239

    彭美芳、周淑金、曹碧珍、顏佳瑩、工業技術研究院, 「脈波供電對鎳鈷合金鍍層的影響」中國材料科學學會( 2002 ) 。
  12. Because of the extensive applications of condensed matter in various fields, the investigations on the equation of state of compressed solids are not only necessary in many basic sciences and interdisciplinary areas, e. g. geophysics, planetary science, astrophysics, physics of condensed matter, atomic and molecular physics, thermodynamics, statistical physics, material science etc., but also of important utilized values in the explosive mechanics, energy engineering, aviation technicality and so on applied sciences

    由於固體材料在實際生活、生產中具有的廣泛應用性,這就決定了對固體材料物態方程的研究不僅在熱力學、統計物理學、凝聚態物理、原子與分子物理、地球物理、天體物理、化學物理等基礎學科中是不可缺少的,而且在材料科學、能源工程、爆炸力學、武器物理、宇航技術等應用學科中也具有重要的應用價值。
  13. The development of particle physics and material theory in materialism

    粒子物理學與唯物主義物質觀的發展
  14. However the machining of light - composite armor material is still a dead - hand problem to be resolved, and so, this dissertation analyses and researches the mechanical - physics performance, the tissue - structure characteristics and the machining mechanism of light - composite - armor material ( fiber - reinforced polymer - based composite and defense - bullet ceramics ) ; researches the machining technology of light - composite - armor material, developing the special cutters and special clamps. researches the machining technology of light - composite - armor after molding, mainly resolving the drilling a hole and cut a straight - line of defense - bullet ceramics / fiber - reinforced polymer - based composite. using the machining tools, which mainly include multiple - tools machining fiber - reinforced polymer - based composite holes and diamond saw - blade, diamond hole - drills machining defense - bullet ceramics and so on, researched in this dissertation, the machining - experiment of composite, defense - bullet ceramics and ceramics / composite was carried through, and good machining result was gained

    然而,輕質復合裝甲材料的加工仍是一個亟待解決的問題,為此本課題分析研究了輕質復合裝甲材料的物理機械性能、組織結構特點和加工機理,即:維增強聚合物基復合材料和工程陶瓷;研製了輕質復合裝甲材料加工所用的專用工裝,主要包括專用刀具和專用夾具;研究了輕質復合裝甲成型后的加工技術,主要解決了工程陶瓷復合材料板的鉆孔和直邊切割加工;利用所研究的加工纖維增強聚合物基復合材料臺階孔用的復合刀具、切割直邊用的金剛石釬焊切割鋸片、加工工程陶瓷用的金剛石套料鉆、切割工程陶瓷復合材料板用的金剛石切割鋸片等加工刀具對纖維增強聚合物基復合材料和工程陶瓷,以及工程陶瓷復合材料板進行了加工實驗,並取得了良好的實驗效果。
  15. In order to understand present usage of reading material in high school ' s physics textbooks. the investigation focuses on grade one

    了解高中物理教材中「閱讀材料」的使用現狀,重點調查了高一物理「閱讀材料」的使用現狀。
  16. The influence of microstructure on ceramic material physics performance

    顯微結構對陶瓷材料物理性能的影響
  17. Stops up as the natural physics leaks the material, with theunidirectional pressure inclusion reagent and the high dehydrationblocking agent reasonable allocated proportion, suits the permeablestratum, the crack stratum large and middle scale cracks guardsagainst leaks stops up leaks, especially is suitable in petroleummining

    作為天然物理堵漏材料,與單向壓力封閉劑和高失水堵漏劑合理配比,適合滲透性地層、裂縫性地層大中型裂縫的防漏堵漏,尤其適用石油開采中。
  18. In this paper, we take high molecule physics and the damage theory of rheologic material with lacuna as the basic, make the experiment as a mostly measure, take the pmma as a research object, to study the pmma ' s nonlinear viscoelasticity of high polymer. the technique showing minute details in minute view measure is used by the author to observe the change of crazing damage density follow the change of stress, time and temperature in term of creep and flab

    本文以高分子物理學、含缺陷流變性物體的材料破壞理論為基礎,以實驗為手段,以工程中常用的pmma為研究對象,對pmma銀紋破壞的非線性力學行為進行了研究。作者採用顯微技術,對pmma在蠕變或鬆弛條件下,不同應力水平和不同基溫下的pmma銀紋損傷進行了實驗研究。
  19. On the base of the study on sige material physics characteristic, sige / si hetero - junction characteristic, we dissertate the advantage of sige / si hetero - junction power diodes and establish more accurately physical models and propose two novel kinds of fast and soft recovery p + ( sige ) - n - - n + hetero - junction power diodes : the one is p + ( sige ) - n " - n + diode with the multiplayer gradual changing doping concentration in the n - region, and the other is p + ( sige ) - n " - n + diode with ideal ohmic contact on the cathode interface

    本文針對sige材料的物理特性、 sige si異質結特性建立了準確的物理參數模型。在詳細論述了sige si異質結功率二極體良好特性的基礎上,提出了兩種快速軟恢復sige si功率二極體新結構: n ~ -區採用多層漸變摻雜和陰極側採用理想歐姆接觸。
  20. Zhang liji ( material physics and chemistry ) directed by professor xie xiaoming this paper is intended to solve problems for those who are designing, using pbgas. failure mechanism, as well as cycles to failure of two groups of pbga samples ( with / without underfill ) for thermal cycling conditions in the range of - 40 ~ 125, were presented. the experiment shows that solder ball in the samples without underfill cracked after 500 times cycle, no crack was found in the underfilled samples even after 2700 cycles

    通過一系列的實驗,得到以下實驗結果: ?在本論文設定的溫度循環條件下,未充膠pbga樣品的熱疲勞品壽命在500周左右,充膠樣品的焊點壽命高於2700周; ?對于未充膠器件,中心距( dnp )是決定焊點應力、應變大小的最主要因素,裂紋總是從中心距較大處萌生並向中心處擴展; ?溫度循環的過程中焊盤附近焊料組織明顯粗化。
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