材料強度理論 的英文怎麼說

中文拼音 [cáiliàoqiánglún]
材料強度理論 英文
theory of strength of material
  • : 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...
  • : 名詞1 (材料; 原料) material; stuff 2 (喂牲口用的穀物) feed; fodder 3 (料器) glassware 4 (...
  • : 強形容詞(強硬不屈;固執) stubborn; unyielding
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • 材料 : 1. (原料) material 2. (資料) data; material 3. (適于做某種事的人才) makings; stuff
  • 理論 : theory
  1. It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g

    文的主要成果包括以下幾個方面: ( 1 )採用xrd 、 sem 、 bet 、激光粒分析儀等多種測試手段,探明了以硅灰,超細磨粒化高爐礦渣,優質粉煤灰及偏高嶺土超細粉等4種超細礦物功能的組成、結構、粒分佈、比表面積等基本性質;從上分析了礦物功能在混凝土中的4種效應,即火山灰效應、填充密實效應、微集效應、表面吸附效應,並由此發揮出增塑、溫峰削減(降熱) ,增及耐久性改善等作用;通過相關分析,推導出礦物功能的合粒徑范圍在5 m 15 m ,即勃氏比表面積為4500cm ~ 2 g 7500cm ~ 2 g 。
  2. By means of bending tests of three - point and four - point, complex fracture experiments were made for cast iron material with crack. the stress intensity factor and breaking direction angle of cast iron material were measured and compared with theoretical values. based on the research some useful conclusions are given for engineering design and application

    通過3點彎曲和4點彎曲實驗方法,對含有裂紋的鑄鐵進行復合型斷裂實驗研究,測試鑄鐵的應力因子、斷裂方向角,將實驗結果與值進行分析、比較,找出兩者之間的異同點,得到一些對工程設計及應用具有實際意義的結
  3. Based on the project imbrued especially by hunan province construction office, the study of this paper includes four parts as follows : the first part does some simplify on the characters of the rc material under high temperature. after transferring the rc section under fire to equivalent one at normal temperature based on the stiffness and intensity equivalent, the rc members under fire can be calculated as ones at normal temperature

    主要研究內容如下: ( 1 )基於剛等效或等效原則,根據截面各點力學性能的退化,把受火鋼筋混凝土非均勻截面等效成常溫下的鋼筋混凝土截面,使得高溫下構件剛的計算可按常溫下的計算進行。
  4. The important meaning in which this direction studied has lain in establishing the connection between the material science of concrete and civil engineering, analyse the strength in terms of material microcosmic or the mesoscopic, have important meaning to understanding, know the essential law of the strength of concrete. this text divides six chapters altogether. chapter one reviewed the pore structure in nowadays domestic and international research current situation, including the concrete examines research, research of the pore structure model and the research current situations of pore structure and strength relation of the pore method, have introduced some most important achievements of structure research of pore ; chapter two narrated much yardstick of the material mesoscopic structure of concrete and principle of examining pore technology of material of concrete, and the commonly used sign parameter in discussedding the pore and material pore of quito of cement and analyse, have explained that the influence factor of mip to the result of study of pore, has pointed out the limitation in mip in the pore structure ; analyse porosity and strength relation development course of model emphatically, and has carried on comparative analysis to the existing model, has pointed out the weak point of the original model ; on the basis of " ing integrate synthetically ", propose concrete pore structure compound body model and pore physical model of systemlex body ; chapter five carried on the corresponding test data to compares to the model parameter appearing in model of chapter four with and analyses, have received k value of the characteristic of strength of matrices of reflecting according to the method to return to analysis, and calculate the influence produced on the strength of concrete in revision that can probed into the content of cement, elastic mould and surface energy, exactness of the inspection model ; chapter six is the conclusion, according to studying the survey this text to some research conclusions of the pore structure and making corresponding prospect to the structure development of pore

    第一章回顧了孔結構在當今國內外的研究現狀,包括混凝土測孔方法的研究、孔結構模型的研究及孔結構與關系的研究現狀,介紹了孔結構研究方面的一些最重要的成果;第二章敘述了混凝土細觀結構的多尺性及混凝土測孔技術的原,並討了水泥基多孔孔隙分析中常用的表徵參數,也說明了壓汞法測孔對研究結果的影響因素,指出了壓汞法在孔結構研究中的局限性;第三章是著重分析了孔隙率與關系模型的發展歷程,並對已有的模型進行了比較分析,指出了原有模型的不足之處;第四章在「綜合集成」的基礎上,提出了混凝土孔結構復合體模型和孔系統的物模型,並模擬了該模型下由各單體並聯形成的復合體的斷裂過程,最後根據所建模型編制了相應的計算程序,可根據輸入的孔徑分佈與水泥含量等參數,實現混凝土的計算;第五章對第四章模型中出現的模型參數進行了相應的試驗數據對比分析,根據回歸分析的方法得到了反映基體特徵的k值,並從上探討了水泥含量、彈性模量和表面能的修正對混凝土計算產生的影響,檢驗模型的正確性;第六章是結與展望,根據研究綜述了本文對孔結構的一些研究結並對孔結構發展作了相應的展望。
  5. 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,結構學逐漸發展到疲勞斷裂統一,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、機械、力學、電子等學科的交叉融合。
  6. 2. because the fracture mode of 3d braided cmc is the interfacial fracture of mode i and mode ii, energy release rate gc and complex stress intensity factor kc was designated as characterization parameters of fracture toughness in the linear fracture theories. 3

    根據三維編織c sic復合斷裂韌性的表徵問題屬于線彈性范疇以及斷裂模式是界面損傷破壞模式的實驗研究結果,提出了該的表徵參量應該使用與界面相關的型和型混合斷裂的能量釋放率g _ c ,或者使用復應力因子k _ c 。
  7. I major in business english. the main courses i have studied are the basic courses for english majors, french, fundamentals of business, macroeconomics, microeconomics, international commercial law, internatioal trade, the economics of money, banking and financial market & principles of marketing during my college time, i study hard, and get good marks in most of the subjects. i pay attention not only to my study but also to improving my social abilities, i taught in qin huangdao chuangzhi foreign studies school from july 2003 to 2004, was an interpreter for the world bicycle championships b 2001 in june 2001, taught in qin huangdao cambridge school from mar. 2001 to sep. 2001, and i have abundant house - teaching experiences. what ' s more, i practised in qin huangdao chia tai co. in jan. 2003. i also tried my best to improve my other abilities besides my major, such as computer, managing abilities. i got " 1st grade " in the " hebei college students ' plan for company - creating contest " ( our work will participate in the national college students ' plan for company - creating contest ), and got " excellent " in the " web - making contest " of yanshan university

    大學期間,我嚴格遵守學校規章制,尊敬師長、團結同學,有很的集體榮譽感;學習認真刻苦,成績良好,我的專業學習涉及內容相當廣泛,包括英語的所有基礎課和國際商法、市場營銷、國際貿易、國際金融、工商導、宏微觀經濟學等;重視聯系實際,在學好專業課的基礎上,積極參加各項社會實踐、實習活動, 2001年6月,我曾為世界b級自行車錦標賽(中國?秦皇島)擔當翻譯工作,在多所外語學校擔任英語教師,還多次為北方物流置業有限公司(國家、河北省重點建設項目)翻譯招商,而且2002年年底,在秦皇島正大有限責任公司行銷部實習;在學好專業課的同時,為了補充和擴展自己的知識面,我廣泛涉獵其他學科的知識,如計算機、網路、創業等,盡量使自身更快成長為一專多能型人才, 2002年4月開始參加燕山大學學生創業計劃大賽,並在2003年上半年參加了河北省大學生創業計劃大賽,獲得了一等獎的優異成績,並將報送參加國家大學生「世紀杯」創業計劃大賽, 2002年4月,參加燕山大學「綠色網路」網頁製作大賽,獲得了優秀獎。 。
  8. Borrowing ideas from design theory and structure type of oil hydraulic proportional throttle valve and taking domestic and overseas correlative development as reference, this paper determines working conditions of the valve, designs its structure, selects suitable materials of its components, and performs corresponding intensity and temperature check

    在借鑒油壓比例節流閥的設計、結構型式以及參考國內外相關研究成果的基礎上,確定了水壓比例節流閥的工作條件,設計了水壓比例節流閥的結構型式,選取了合適的元件,並進行了相應的和溫升校核。
  9. In the end, the mechanism of explosive accidents of lpg vessel under high temperature is analyzed. the major inducements of lpg vessel under high temperature are as follows : 1 ) sudden falling of pressure on valve opening ; 2 ) material strength falling of vessel wall, which is caused by high temperature of vessel wall ; 3 ) thermal stress that is caused by non - uniform temperature of vessel wall

    武漢工大學碩士學位文? ?文最後分析了高溫環境下液化氣容器爆炸的事故機,即高溫環境下液化氣容器爆炸的主要誘因為: 1 )閥門打開時的壓力驟降; 2 )容器壁溫過高,導致容器壁的降低; 3 )容器壁的溫不均勻引起的熱應力。
  10. Based on the close packing and grain composition theory, a new anti - gas channeling lightweight high performance cement slurry system has been developed with industrial drift beads as lightweight additive and superfine gel as strengthening agent

    摘要基於緊密堆積和顆粒級配,研製了一種以工業漂珠為減輕劑、以超細膠凝為增劑的新型低密、高防氣竄水泥漿體系。
  11. Four kinds of c / c composites with different preparation techniques were graphitized at 2400 - 2880. the relations between magneto - resistance and orientation ( the angle between surface of samples and magnetic field ), measure temperature, the intensity of magnetic field ( b ) were studied for each sample. the micro - structure and x - ray diffraction pattem were investigated too

    文在對制備工藝不同的四種碳/碳復合樣品進行2400 2880的石墨化處后,應用ppms ( physicalpropertymeasurementsystem )研究了測試位向(試樣某特定面和磁場方向夾角) 、測量溫以及外加磁磁電阻特性的影響,同時研究了各試樣的微觀結構和x射線衍射譜圖。
  12. We research the causes of concrete cracking, develop the high performance anti - cracking additive, optimize the concrete mix and construction techniques, increase the stability of concrete volume by shrinkage compensation, enhance splitting tensile strength, and can meet demand of high workability of fresh concrete. in the study, a thorough investigation of this problem is made from all points of view, with the aid of various modern measurement & testing technology and different theories & methods in surface physical chemistry, structural chemistry, solid - state chemistry, composite materials, fracture mechanics, etc. our research results have shown that the various shrinkage of concrete cause concrete cracking in building engineering, such as autogenous shrinkage, dry shrinkage, temperature shrinkage, plastic shrinkage, carbonized shrinkage, etc

    目前,解決混凝土開裂的方法是綜合的,我們調查研究了混凝土開裂的原因,開發研製了高性能抗裂外加劑,優化混凝土的設計和施工方法,並通過補償收縮達到混凝土體積穩定,提高抗裂,滿足混凝土拌和物高工作性能的要求。本研究採用多種測試技術,應用表面物化學、結構化學、固體化學、復合學、斷裂力學等多學科的與方法,從不同的角進行深入的研究和探討。通過調查研究建築工程中出現的混凝土開裂、滲漏問題,發現混凝土在非荷載作用下開裂主要是由混凝土的自收縮、乾燥收縮、溫收縮、塑性收縮、碳化收縮等各種收縮變形引起的。
  13. I. a mtil ( iaxial elastic - plastic hardening - sofling constitutive model of concrete is proposed iii order to offer a nonlinear material model of concrete for space restoring force analysis of reinforced concrete members taking into account the softening behavior of concrete. the concrete material model is incorporated the elastic - plastic hardening fracturing constitutive model of concrete with the plastic - fracturing theory of concrete, modified without defining two loading functiomis, and based on five parameter power function failure criterion proposed by guo zheng - hai etc from tsingliua ( jniversity, or three parameter unified strength theory proposed by yu mao - hong from x ian iiaotong university

    1 、將砼彈塑性硬化斷裂本構模型與塑性斷裂結合起來,並加以改進,但無需定義兩個加載面,以清華大學過鎮海建議的五參數冪函數或以西安交通大學俞茂宏建議的,參數統一作為砼的破壞準則,建立了砼多軸彈塑性硬化松馳本構模型,能為鋼筋砼構件空間恢復力分析提供砼非線性模型,並能反映砼的軟化段。
  14. Simultaneity, through contrast analysis validate that antiseimic capacity of expansion web is better than that of steel web. therefore, based on the experiences summed up by precedence, the formulation for calculating the crack load and limit load of brick masonry house reinforced by expansion web is advanced, which provides project reference. based on the analysis and studies of masonry shearing strength, test of prestressed single brick masonry wall, and test of prestressed brick masonry house models, and ect, the article has carried through several aspect research as below : 1. a series of experiment on material capability of expansion web, including intensity of single thread and expansion web, ect ; 2. research on influence of loading and destroy of masonry brick building reinforced by expansion web under lowcyclic loading ; 3. study of impact of expansion web on ductility, energy dissipation, intensity, ect under the same situation as above ; 4. put forward computation formulation of masonry brick building reinforced by expansion web

    本著以上的研究目的,本文在分析和借鑒前人砌體抗剪、預應力單片墻試驗研究、預應力模型抗震性能試驗研究等基礎上,進行了以下幾方面的研究工作: 1 .作為一種新型結構擴張網,進行了一系列的性試驗(單絲、網片和在砂漿中被約束條件下的網片及其相應的彈性模量) ; 2 .研究了水平荷載往復作用(低周交變)下,普通鋼絲網和擴張網砂漿對砌體結構抗裂及承載能力和破壞形態的影響,並將這兩種的加固效果進行了對比; 3 .上述狀態下,兩種網片水泥砂漿對砌體結構變形、延性、耗能、剛退化等抗震性能的影響及其影響效果的比較; 4 .提出擴張網水泥砂漿加固砌體結構的抗剪計算建議公式。
  15. Firstly, the mechanism of the preparation of superfine quartz powder with ball mill is studied in this article, based on nature of quartz material, griffith ' s strength theory and the crush theory of planetary ball mill. the problem of granulation during the process of the preparation of superfine quartz powder is studied minutely. and proposed increasing dispersant and disperser medium to restrain granulation, and dispersing use ultrasonic after milled

    首先,本文結合石英的基本物性,以格里菲斯和行星式球磨機的粉碎原為基礎,研究了球磨法制備超細石英粉體的機,同時對粉石英制備過程中的團聚問題及其控製作了細致的研究,提出粉磨過程中增加分散劑和分散介質來抑制團聚,粉磨后採用超聲法進行分散,並確定了最佳分散劑、分散介質的用量和最佳超聲分散時間。
  16. 2. a relevant formula of eight - node adhesive finite element is deduced in the paper, which is based on a separately interpolation scheme for reissner - mindlin plate element. a load capability analysis method for patched composite laminated structure is established by using tsai - hill failure criterion and thai ' s reduced stiffness scheme, and corresponding computer code is also developed

    在任意四邊形四節點復合層合板殼單元的基礎上,推導了相應的八節點膠單元,並採用蔡-希爾以及蔡氏剛退化準則,對復合層合板膠接補結構進行剛分析和極限承載能力分析,編制了相應的有限元分析程序。
  17. Taking the structure security assessment of a gymnasium as an example, the structure design, strength of materials and real time structure status are over - all measured and analyzed, and the health and security of structure are assessed

    簡要評述了結構損傷檢測方法進展和分析方法,並結合某體育場館的結構安全性評估為實例,從結構設計、檢測和實際結構狀態進行全面檢測和分析,並對其健康狀況和安全性進行評估。
  18. 3. though discussing the theory - character parameter ( peak stress 、 peak strain and plateau strength ) of the rpc filled circular steel tube, this paper set up the calculating formula of the theory - character parameter, using this formula, we validate the test data of 97 the ultra high concrete filled steel tube, and the result indicates that formula given in this paper fits to the ultra high concrete filled steel tube

    3 、通過對圓鋼管rpc軸壓柱的特徵參數(極限、峰值應變與平臺等)進行探討,建立了圓鋼管rpc軸壓柱組合的的特徵參數計算公式,利用上述公式驗算了國內外97根圓鋼管超高混凝土( > 100mpa )的試驗數據,表明公式對鋼管超高混凝土也是適用的。
  19. The surface material is liable to erosion wear with high - velocity sediment - laden flow, hi this paper, sand wear mechanisms are discussed and some effects of significant flow factors on material wear are analyzed ; the possibility of preventing erosion wear with aeration is proposed ; based on test data, the formula for calculating the concrete material wall surface wear rate is derived. it is indicated that the wear rate is related to the air concentration, the strength of material, the flow velocity and the sediment content. it is shown that wear rate can be reduced with the help of flow aeration

    分析了空蝕與磨蝕的不同物特徵;探討了沙粒磨蝕機,提出了影響磨蝕vi河海大學博士學位文一的因素;研究了摻氣抗磨的可能性:建立了混凝土壁面磨蝕率的計算公式;說明含沙水流對固壁的磨蝕率隨摻氣濃的增大而減小,隨水流流速、含沙量的提高而增大;利用摻氣可有效地降低過流表面的泥沙磨蝕率。
  20. Further, the mechanical behavior and fracture features under flexural load of the c / sic composites are discussed with mechanical properties contract to microstructure and cvi - pip process parameters. the multiple fracture phenomenon of the c / sic with high toughness connected to multiple interface fracture is found, which supplements the conventional composite theory on the relationship between strength and fracture mode

    聯系化學組成及微結構參數、工藝參數,進而研究了彎曲載荷下該c / sic復合的行為特徵和失效過程,發現了一種與多重界面失效緊密聯系的、高斷裂韌性的多重損傷累積型破壞現象,補充了傳統的脆性基體復合一斷裂韌性
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