等向性材料 的英文怎麼說
中文拼音 [děngxiàngxìngcáiliào]
等向性材料
英文
isotropic materials- 等 : 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...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 材 : 名詞1 (木料) timber 2 (泛指可以直接製成成品的東西; 材料) material 3 (供寫作或參考的資料) ma...
- 料 : 名詞1 (材料; 原料) material; stuff 2 (喂牲口用的穀物) feed; fodder 3 (料器) glassware 4 (...
- 材料 : 1. (原料) material 2. (資料) data; material 3. (適于做某種事的人才) makings; stuff
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In this dissertation, by virtue of self - developed test system, the studies on the optical and electric properties of oled of little molecule with different material, configuration manufactured with different processes have been presented. concepts of chromatics and the mechanism of carrier transportation in the semiconductor device have been applied here to qualitatively analysis and interpret the result of measurement. some interesting conclusions have been given which will be helpful in the further optimization of the performances of oled
在oled研究過程中,對器件性能的表徵工作起到十分重要的作用,本文利用自主開發的測試平臺(包括軟體、硬體的搭建) ,對不同材料、結構、工藝的小分子oled器件進行了光學、電學性能的測試和評估,並依照色度學、半導體電輸運等理論成功的對測試結果作出了定性分析,揭示了制約器件工作性能的相關因素,為器件性能的進一步優化奠定了基礎、指明了方向。The cyclo - hoop effect which steel tubular has exert to the concrete shows the character of heterogeneous in the arch rib section, the same to the axial direction. the paper verifies the change of the material poisson ration and the concrete grade will make the cyclo - hoop effect obvious alteration, the change of the cyclo - hoop effect and the stress redistribution of the section produced by the shrinking and creeping of the concrete and the expensive concrete on the section
在鋼管混凝土拱肋斷面上,鋼管對內填混凝土的環箍效應具有非均勻性,在拱軸方向上環箍效應也呈現非均勻性。驗證了材料的橫向變形系數、混凝土標號等參數的變化將引起環箍效應的明顯改變;混凝土的收縮、徐變和膨脹混凝土的應用導致鋼管混凝土的環箍效應發生變化並使截面的應力發生重分佈;並總結了其變化的基本規律。In the second chapter, we explain the basic knowledge on magneto - optic effect and the progress of the magneto - optic materials in detail. first, the theory of faraday effect, magnetic circular dichroism, magnetic linear birefringence and kerr effect are argued. then the kinds of the magnetic materials and the magneto - optical devices are discussed
在磁光理論部分,分別對faraday效應與磁致圓二向色性、磁致線雙折射與線二向色性、磁致克爾效應等磁光效應進行了理論推導與分析;在磁光晶體部分,對磁性材料的分類及部分重要的磁光器件進行了介紹。According to the behaviors of diagonally - loaded frames, effects of infill material property and frame stiffness on performance of infilled frames are investigated. 2. based on result of lateral actions test, gives load - deflection curves for infilled frames
對斜向加載的墻板單元進行了試驗研究,分析了填充塊材料性能、框架樑柱剛度等因素對墻板單元力學性能的影響。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
大功率半導體量子阱激光器是一種性能優越的發光器件,具有壽命長、閾值電流密度低、效率高、亮度高以及良好的單色性、相干性、方向性等特點,廣泛應用於軍事、工業加工、通信及信息處理、醫療保健等領域。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。The polyester fibre of resisting bacterium is one without which people can t live in modern times, but how to restrain the bacterium propagating excessively and keep people in health is a most important goal that fabrics and clothing industry are striving for. fibre of resisting bacterium can kill the bacterium effectively with the ratio of more than 99 % and it can restrain microbes. the polyester fibre of resisting ultraviolet radiation is also widely used. with the decreasing of ozonospheres in the atmosphere, there are more ultraviolet radiation in the sunlight which do harm to our skin, especially for those men working outdoors, it is more important to think about the way to lessen the harm. the polyester of burning - resisting has attracted more attention at home and abroad and burning - resisting textiles has been advanced definitely by law in many countries. our nation has also made strict claims in some special areas, such as fabrics in vehiciles and vessels, decorative fabrics in hotels. the everlasting burning - resisting fibres and textiles are badly needed. infrared ray fibre is also a new functional one that can absorb and reflect infrared ray after being processed physically. it s functions include physical therapy wet - ejecting and bacterium - restraining. this warm - preserving material can absorb the emitting heat from our bodies, at the same time it can also absorb and reflect the needed 4 - 14 urn wavelength ultraviolet radiation and accelerate netaboiism. fibre of resisting infrared ray is important in military areas
抗菌纖維具有永久的抗菌性,對金黃色葡萄球菌、大腸桿菌殺菌率大於99 ,能有效抑制細菌繁殖,起到抗菌防臭作用;抗紫外線聚酯纖維的用途也是異常廣泛的,隨著大氣層中臭氧層的日漸稀薄,日光中的紫外線日益增加,對人體皮膚形成極大危害,尤其對于長期從事野外工作的人,因此設法減少紫外線對人體的傷害顯得尤為重要;阻燃聚酯纖維則是一種倍受國內外人士密切關注的纖維,紡織品阻燃在許多國家已有明確法令規定,我國也逐漸在某些特殊使用范圍做嚴格要求,如車船內用紡織品,高級賓館的內裝飾織物等,而且具持久性阻燃性的纖維和織物是現在更為需要的,真可謂用途非常廣泛;遠紅外纖維也是一種經過物理改性后具有吸收並反射遠紅外線的新型功能性纖維,是一種具有優良理療功能、熱效應功能和排濕透氣抑菌功能的新型紡織材料及保溫材料,能吸收人體自身向外散發的熱量,吸收並反射回人體最需要的4 14 m波長的遠紅外線,促進人體的新陳代謝;抗紅外線纖維,則在軍事上有著重要的作用。Meanwhile, based on the magnetic material theory, a complete analysis and summary are carried out on the three crystal structure and technology theory ; especially the ingredient analysis is made on the microscopical morphology and x - ray diffraction and its mixtures existence and relevant metallurgy about the typical second resource such as coldrolling iron and oxide red, steelmaking sludge and feso4 based on the practeal investigation of the pre - burning materials in domestic products plant, especially the analysis on the domestic markets and components, and connecting with reality and material characters in panzhihua iron and steel ( group ) cmpany, we established the product orientation and developing direction in panzhihua iron and steel ( group ) company ; after carrying out the technology reform on the old no. 1 magnetic product plant of enterprise company, making a detailed study on the various conditions for establishing a plant, the feasible research report is formed of 1400 tons ( per year ) feo preburning material and 3000 tons ( per year ) middle and high quality magnetic products ; so a necessary and reliable supports are provided both theoretically and practically for the development of the magnetic industry in panzhihua iron and s teel ( group ) cmpany
同時,對磁性材料的理論基礎,尖晶石、磁鉛石、石榴石三大晶系結構以及其工工藝理論進行了較為全面的歸納、分析和總結;尤其針對攀鋼產生的二次資源如冷軋鐵紅、煉鋼污泥、硫酸亞鐵等三種典型原料分別作了成分分析、微觀物理形態以及x光衍射分析、其夾雜物的存在形式及相應的金相分析。對國內鐵氧體磁性材料的預燒料及磁件生產廠家的工藝、設備、技術、成本、質量狀況進行了實地的調研,特別是對國內磁性材料的市場及競爭對手進行了詳盡的分析,在此基礎上,結合攀鋼實際及原料特點確立了攀鋼發展磁材產業的產品定位及發展方向;對企業公司原有磁件一廠進行了技術工藝改造,對建廠各項條件進行了詳細的分析,形成了了年產14000噸年鐵氧體預燒料以及3000噸年中高檔磁件產品的可行性研究報告,從理論上和實踐上為攀鋼磁性產業的發展提供了必要的可靠的依據。This paper expounds the characteristics about the body and the bogie of a vehicle for light rail transit, including the dimensions of the body, the layout within the body, the materials of the body, the structure of high and low floor cars, the arrangement of the doors, truck frame, the flexible suspension of motors and the drive, radial truck and independent wheel brake equipment, etc., intimates the consideration of future manufacture and technical exploitaion
摘要闡述了輕軌車輛的車體及轉向架的特點,包括車體尺寸、車內布置、車體材料、高低地板車的結構、車門設置、轉向架構架及懸掛裝置、彈性車輪、牽引電動機懸掛及驅動、逕向轉向架及獨立車輪、制動裝置等。This research deeply reflects the students in senior one whose chemical self - efficiency sense current situation and attribution inclination in chemical study, the characteristic and specific situation formation ( the background, precondition ), to carry on students " attribution training during chemical teaching in view of the above ; combining group coach with specific training, facing all students and choose the typical individual to track at the same tune, and to accumulate cases ; giving full play to students " conscious activity through writing diary by reflective thinking or brief summary on learning and setting up chemistry learning file, etc to strengthen one " s own consciousness, learn to regulate oneself ; to evaluate the effect of attribution training, that is, chemistry - learning efficiency, the author actively try combining subjective evaluation with objective evaluation, teachers " evaluation with students " own
本研究較深入地了解到高一學生對化學學習的自我效能感現狀,高一學生在化學學習中的歸因傾向、特點及其形成的特定情境(背景、前提條件) ,並據此在化學學科教學中對學生進行心理歸因訓練;採用團體輔導與個別訓練相結合,面向全體學生同時選擇典型個體進行追蹤,積累案例材料;充分發揮學生主體的主觀能動性,通過寫反思日記或學習小結、建立化學學習檔案等方法,強化自我反思意識,學會自我調節:積極嘗試主觀評價與客觀評價、教師評價與學生自我評價相結合的方式,對歸因訓練效果即化學學習效能進行了評價。Safety of structures is a common and important problem in the mechanical engineering. recent years there is a trend of developing unified theory of fatigue and fracture to describe the life - cycle damage behaviour of structures. researches on safety guarantee are going toward multi - method synthesis, system micromation, network availability and life - cycle information management
結構的安全性一直是工程中普遍關心的重要問題,結構強度學逐漸發展到疲勞斷裂統一理論,結構安全保障手段已向多方法、微小化、網路化和全壽命在線保障與監測發展,建立全壽命安全保障系統,涉及材料、機械、力學、電子等學科的交叉融合。Because the propellant grain is viscoelastic material, the liner and adiabatic layer are also viscoelastic one, the interface debond problem is actually interface crack about elastic - viscoelastic or bi - viscoelastic materials. research about this problem relates to the knowledge of viscoelastic mechanics and interface fracture and combustion. numerical analysis method about interface debond on solid rocket motor is researched in this paper
由於固體火箭發動機的推進劑藥柱是一種粘彈性材料,襯層和絕熱層也具有粘彈性性質,因此其界面脫粘問題實際上是彈性-粘彈性或雙粘彈性各向同性材料界面裂紋問題,對該問題的研究涉及到粘彈性力學、界面斷裂力學和燃燒學等相關學科。Ltd in changshu with japanese shimizu construction designing bussiness office, the total investment of which is 30, 000, 000 u. s. dollars. i have also provided the pre - project consultation services about the construction designing standard of our country, the comparison of local materials and the choices of equipment styles in order to save the cost of the project
作為常熟地區境外設計事務所設計顧問單位主要負責人之一,成功地和日本國清水建設設計事務所合作完成了夏普公司在常投資三千萬美元復印機工廠一期工程設計工作,為使該工程節省投資早日投產而向日方提供一系列的國家設計規范、標準、地方性材料比較、設備選型等前期咨詢服務,擴大了影響,得到了各方好評。Be responsive to him. you may talk with him while playing with him. audiovisual resources like vcds and tv shows do provide attractive visual images to hold children s attention and rich ideas for parents to talk with their children
Vcd或電視節目等視聽材料雖然含有豐富的資料,也很能夠吸引到孩子,但都只是單向性的?即不管孩子是否明白及反應如何,都會不斷的傳送訊息給孩子。The analysis result indicates that, kdp crystal mechanics characteristics, such as young ’ s modules, shear modules, rigidity and so on, have intense anisotropy, which is the reason of the scallop distribution of light and shade appearing on
結果表明, kdp晶體材料的力學特性如彈性模量、剪切模量、硬度等具有強烈的各向異性特徵,這種各向異性特徵是單晶脆性材料超精密切削后產生明暗相間扇形分佈的根源,是影響加工表面質量的重要因素。In this paper, the microstructure changes of polypropylene induced by a complex combination of shearing, compression, stretching and friction actions during single pan - milling or co - milling with iron, uhmwpe and waste tire rubber chips ( wtr ) were studied and the stress induced effects were revealed. the structure and morphological development of iron particulates and wtr during pan - milling and co - milling with polypropylene were also characterized. the properties of pp / fe, pp / wtr and pp / wtr / fe composites prepared through pan - milling techniques were investigated
本文利用磨盤型力化學反應器對被碾磨材料施加強大的剪切、環向應力、擠壓、拉伸和摩擦作用,研究聚丙烯碾磨和共碾磨粉碎過程微觀形態結構和性能的變化,以及聚合物在碾磨過程中呈現的力化學現象,並將其應用拓展至金屬、橡膠等體系,研究碾磨粉碎在聚丙烯鐵超微粉體的制備、高交聯密度彈性材料廢舊輪胎橡膠( wtr )的超微粉碎,以及pp fe , pp wtr材料的性能與碾磨作用的關系。Based on the elastic and plastic mechanics, using the finite - element analysis, the nonlinear finite model of the beam - to - column is established according to the american code. the model involved geometry, material nonlinear and friction. the response of beam - to - column web moment connections under monotonous load is researched on
本文在彈性力學和塑性力學的基礎上,利用非線性有限單元法,建立了考慮幾何非線性、材料非線性以及摩擦等參數的樑柱腹板連接的非線性有限元模型,模擬研究了鋼框架樑柱腹板連接在單向荷載作用下的反應。The influnence of coupling agent, binders, curing process, formation process and the size of ndfeb powder on ndfeb bonded magnet has been systematically studied by a lot of experiments. the bonded magnet from rapid quenched ndfeb has been produced, and the influence of the technique factors such as coupling agent, coupling process, powder particle size, binder, solidification process, formation process on its properties has been analysised by means of sem, dgn - 3 magnetic properties analysis, compressive strength measurement, etc
本文通過大量的試驗,對各向同性ndfeb粘結磁體用偶聯劑、粘結劑、固化劑,以及固化工藝、成型工藝及其粒度對磁體性能的影響進行了多方面詳細的研究。在不同工藝條件下制備粘結磁體的基礎上,利用磁性能測試儀、力學性能測試設備和掃描電子顯微鏡等測試分析手段,研究了粘結方法制備ndfeb磁性材料的制備工藝,探討了偶聯劑、磁粉粒度、粘結劑、固化劑、固化工藝和模壓工藝等對ndfeb磁體磁性能及力學性能的影響。This paper puts to use a tensile test from the plastic deformation theory, and has deduced the mathematical formulas on determing criterion in the various conditions such as the sotropy and anisotropy materials, plane stress, plane strain, space stress and strain
文章採用拉伸試驗,根據塑性變形理論,推出了各向同性和各向異性材料在平面應力應變、空間應力應變等多種條件下的判斷準則的數學表達式。Degenerated shell element can deal with the crack and crush of concrete, the plasticity of steel bar in shell element conveniently
退化殼單元能方便地處理由於混凝土開裂、壓曲等因素引起的單元沿板厚方向的材料性質的變化。And then, according to finite element theory of reinforced concrete, the main calculating program of " nonlinear finite element ultimate analysis of reinforced concrete thin slabs with complex geometry & boundary condition " is made by using the triangle layered - assembled element of elastic thin slabs and the stress - strain relation by considering concrete as anisotropic material under effecting by two - way stress, and the concrete material model presented by darwin and pechnold, and the yield criterion of concrete presented by kupfer and gerstle
然後根據鋼筋混凝土有限元理論,以三角形分層組合式的彈性薄板彎曲單元為基礎,考慮混凝土為各向異性材料在雙向應力作用下的本構關系,採用darwin和pechnold的混凝土材料模型和kupfer與gerstle等人研究的混凝土破壞準則,編制了「復雜幾何形狀和邊界條件鋼筋混凝土薄板非線性有限元極限分析程序」中的核心計算程序。分享友人