簡單工作應力 的英文怎麼說

中文拼音 [jiǎndāngōngzuòyīng]
簡單工作應力 英文
simple working stress
  • : Ⅰ形容詞(簡單) simple; simplified; brief Ⅱ動詞1 (使簡單; 簡化) simplify 2 [書面語] (選擇人才...
  • : Ⅰ名詞1 (工人和工人階級) worker; workman; the working class 2 (工作; 生產勞動) work; labour 3 ...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • 簡單 : 1 (不復雜) simple; uncomplicated; plain; simplicity 2 (平凡 多用否定式) commonplace; ordinary...
  1. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先,在前人研究成果的基礎上,對錨桿與圍巖的相互用機理進行研究,利用全長錨固錨桿的中性點理論,從等效均化的角度來考慮錨桿對圍巖的加固用,並推導了在荷載用下,含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解,對程設計有著重要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原理推導了接觸問題的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了理論根據,也形成了本文的理論基礎:最後,論文以南水北調東線穿黃隧洞穩定性分析項目為程實例,利用本文所述的接觸問題的摩擦模型理論,對錨桿支護結構的場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖、變形的影響。
  2. In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test

    然後,對巖土程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載問題進行了實用化的探討,提出了考慮地基變形的地基承載上程計算方法;對基於彈塑性理論分析的地基承載國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載界限荷載p _ ( 1 / 4 ) ,並與國內外土學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土學承載公式值偏於保守的這一情況;根據本文者多年從事現場地基程振動試驗及相關課題的研究,本文以截頭錐模型模擬地基,對地基(巖基)承載的動測法進行了研究,為各類地基(包括巖基) ,匯總了動分析和檢測川的參數:針對日前巖土程界用樁基設計規范中的難點? ?樁端巖基承載的確定問題,從巖石室內軸抗壓強度確定、基於彈塑性模型的有限元法計算、土學計算及深斤載荷試驗四方面進行了深入討論;本文者根據多年現場載荷試驗的程實踐,對深井荷試驗裝置的核心部分? ?反裝置,設計了側壁支撐反加載系統,該加載系統具有實用、便、穩定及安個等優點。
  3. The pneumatic - valve structure with simple, reliable operation, export thrust large maintenance convenient and inexpensive, such as fire blast merits pneumatic - valve widely used for chemical, oil, metallurgical, electrical, textile and other industrial production processes autopilot and remote control

    由於氣動調節閥具有結構,動可靠,輸出推大,維修方便,防火防爆和價廉等優點,氣動調節閥廣泛用於化、石油、冶金、電、輕紡等業生產過程的自動調節和遠程控制中。
  4. Manipulate mechanism with concentrative link lever has important significance to improve maneuverability of bulldozer currently. this thesis includes : designing manipulate mechanism with concentrative link lever and simply calculating force and displacement for operation, based on the referring existing manipulate mechanism of bulldozer ; using high - grade 3 - dimensional plotting software ug ( unigraphics ) to sculpt ; using adams ( automatic dynamic analysis of mechanical systems ) to establish virtual prototyping model and do kinematic simulation. the results verify the rationality of this mechanism and provide the basis for trial - manufacture of physical prototyping and betterment design

    本文做的主要是:參考推土機原有的變速轉向操縱機構,設計了集中連桿操縱機構並進行操縱和操縱行程的計算;使用高檔三維造型軟體ug (全稱unigraphics )進行推土機集中連桿操縱機構的造型設計;用機械繫統運動學/動學模擬分析軟體adams ( automaticdynamicanalysisofmechanicalsystems )對所設計的機構建立虛擬樣機,並進行運動學模擬分析,驗證了機構設計的合理性,為物理樣機的試制和改進設計提供了依據。
  5. The study in the paper starts with beam distortions, and it treats the plastic deformation area as pure bending sect, rest of the beam as rigid bodies. according to different shapes of the external tendons, it divides into three structural forms familiar in projects, that is the beams with no deviator, with a deviator and with two deviators, and studies the relation between the deformation of the external prestressing tendons and that of the beams, and derives the formulas of the ultimate stress increment of external tendons. in the formulas, the ultimate angle corresponding to half of the plastic deformation area is considered as a variable parameter

    本文首先從梁極限狀態下的變形入手,將塑性鉸區看純彎段,將塑性鉸以外的區域看剛體,按照體外預筋的形狀不同,分程中最常見的三種體外結構形式,即無轉向塊的直線型體外筋混凝土梁、具有一個轉向塊的折線型梁和具有兩個轉向塊的雙折線型梁,研究體外預筋變形和梁體的變形間的關系,推導出以極限狀態下塑性鉸區之半對的轉角為參數的計算體外預混凝土支梁以及連續梁的體外筋增量計算公式,並進一步求得梁的極限承載
  6. At the first part of the dissertation, the architecture and basic protocols of web services are analyzed and discussed. then the business data integration framework ( bdi framework ) is briefly introduced. the designing emphases of bdi system engine and management interface are particularly discussed in detail, especially on the topic of designing thinking, kernel constitution, various function adapters, web - based interface designing and tradition - based interface designing, which shows that the system has a prime adaptability and expansibility in information exchanging across various platforms and systems

    本論文首先對webservices的體系架構和構成它的基礎協議進行了分析和研究;然後對論文重點要討論的商業數據集成系統bdiframework的介紹;接著從bdiframework的引擎設計、管理界面設計兩個方面進行了詳細的闡述,著重介紹了系統的設計思想、系統內核的組成、各種功能適配器的設計以及基於web的瀏覽器界面和基於form的傳統界面的設計,說明了採用webservices技術的ibdiframework能實現跨網路、跨平臺集成數據,適強,可擴展性高,為將來進一步開發打下了堅實的基礎;最後介紹了系統整體測試的情況和下一步的要點。
  7. The main achievements could be summarized as follows : 1 ) the dynamic response of the saturated, porous, elastic half - space is studied in this paper, and saturated soil is taken as elastic two - phase media

    現將本文的主要介紹如下:本文以飽和土為研究對象,在兩相介質為彈性介質等一些條件假定下,進行了飽和彈性半空間動問題的研究。
  8. Abstract : thermally induced stress and the relevant warpage cause by inappropriate mold design and processing conditions are problems that confounded the overall success of injection molding. a thermorheologically simple thermoviscoelastic two - dimension material model is used to simulate the residual stress and warpage within injection molded parts generated during the cooling stage of the injection molding cycle. the initial temperature field corresponds to the end of the filling stage. the fully time - dependent algorithm is based on the calculation of the elastic response at every time step. numerical results are discussed with respect to temperature and pressure

    文摘:不均勻的熱殘余及其變形是注塑成型加中常見的程問題之一.用熱流變材料的二維熱粘彈本構方程得到的遞推公式,數值模擬了成型中的熱殘余及其翹曲變形,並用數值實驗討論了溫度、壓對注塑件殘余及變形的影響,發現溫度變化不均勻是注塑件翹曲變形的最主要原因,其影響遠大於壓用,與程實驗的結論一致
  9. Vierendeel latticed shell, utilized the engineering principle of latticed bar in single - layer latticed shell, is a new type of space structures. it is not only simple and attractive, but also has the stability and bearing capacity of double - layer latticed shell, therefore it is an excellent type of new structure

    空腹網殼是將格構式壓桿的原理用到層網殼而形成的新型空間結構,該結構具有層網殼潔美觀的優點,又有雙層網殼的穩定性和承載,是一種優良的結構形式。
  10. Presents the system established by taking variable - speed torque converter with adjustable guide blades as a pilot control unit and forming an open or closed loop feedback control system, and its outstanding advantages, such as high capacity, simplicity, reliability and good transmission efficiency owned by hydrodynamic drive, and the dynamic model developed for variable - speed torque converter with adjustable guide blades by means of theoretical analysis and regression analysis of experimental data, and concluds that the model is sophisticated and simple enough to be used as a tool for design, analysis and computer simulation of a hydrodynamic control system

    以導葉可調式液變矩器為控制元組成的開環或閉環液控制系統,具有液傳動裝置能容大、系統可靠、傳動效率較高等顯著的優點.通過理論分析和試驗數據的回歸分析方法建立了導葉可調式液變矩器的數學模型,模型既,又有足夠的用精度,為液控制系統的設計、動態分析和性能預測提供了必要的理論基礎
  11. With the advancement of calculating theory and design technology, as well as the wide application of computer in the engineering design area, the bridge structure is developing towards large span, thin section, and prestress. the bridge construction scheme is also made great progress. with the research on construction project, the construction of the bridges over the river or the gorge is becoming more and more simple, efficient and economical

    隨著結構計算理論和設計技術的進步,以及計算機在程設計領域的廣泛用,橋梁結構向大跨度、薄截面、預方向發展,橋梁的施方案也取得了很大的進展,通過施方案的研究,使位於大江大河上及深山峽谷中的橋梁施業更加高效、經濟合理。
  12. Electricity power system computer simulation the computing include the current computing, simple fault computing, complicated fault computing, quiescent stabilization the computing and development stabilization the computing etc. because the computing software of electricity power system are all the earlier words software, it is very difficulty for studying and isn " t easily for using and ca n ' t draw the graphics of the electricity power system ect

    對電系統的運行狀態進行分析需要進行大量的計算,電系統計算機模擬計算主要包括潮流計算、故障計算、復雜故障計算、靜態穩定計算和動態穩定計算等計算。本文針對當前電系統計算軟體大多都是早期的字元界面的軟體,學習難度大,不易使用,以及不具備電系統圖形繪制等弊病,對microsoft公司的visualc + + 6 . 0及其所提供的microsoft基礎類庫( mfc )展開了理論與用的研究
  13. Based on it, a new kind of helix slow - wave structure named elliptical helix slow - wave structure used in helix traveling wave tubes has been detailedly investigated. by studying the rf characteristics of this slow - wave structure, it ’ s found that higher operation frequency and interaction impedance will be obtained by increasing the eccentricity of helix or decreasing it of the shield. meanwhile, great potential of improving system bandwidth has also been found if the eccentricity of helix or shield or the two are properly choosed

    本文對近幾十年大功率行波管的研究進展進行了討論,並在此基礎上研究了一種可用於螺旋線行波管的新型的螺旋線慢波結構,即橢圓螺旋線慢波結構,通過對該螺旋線高頻特性進行詳細分析,我們初步認為,選擇適當的螺旋線和屏蔽筒離心率,可以提高系統頻率,增加系統耦合阻抗,並且具有改善系統帶寬的潛
  14. The paper lays a strong emphasis on discussing the realization of the autocontrol of raster scanning of the scanner in x - y dimension, the " tapping " of the cantilever of the tappingmode afm by a direct digital synthesizer. then a method of parallel communication between dsp and pc in epp mode is given. finally, the author discussed the digital pid closed loop control of the scanner in z - direction, the automatic approaching of the tip using step - motor, and also some electro - magnetic interferences

    論文首先介紹了掃描探針顯微鏡的發展、分類、原理及用;接著對ti公司的tms320vc5402dsp的特點及外圍擴展介紹;然後分章節重點講述了利用vc5402dsp實現掃描探針顯微鏡的核心部件? ?壓電陶瓷管的x向和y向的光柵掃描控制;藉助直接數字集成器( dds )實現輕敲式原子顯微鏡的微懸臂的「輕敲」 ; vc5402dsp的主機介面( hpi )與pc機在增強并行口( epp )模式下的通信;論文最後還介紹了掃描管z向的數字pid閉環控制,步進電機的自動進針,並對實際出現的一些電磁干擾問題了討論。
  15. The main contribution of this dissertation is summarized as follows : 1. through improving the choice of learning rate and implementing online adjustment of control plus, a simple and rapid single - nerve adaptive control method with learning ability is proposed, the effectiveness of which is proved by simulation

    論文的主要如下: 1通過對學習速率選取的改進和控制增益的在線調節,提出了一種便而快速的具有學習能神經元自適控制方法,模擬結果驗證了其有效性。
  16. With two mechanically controllable switching points, users have a practice - oriented function at their disposal, with which the pressure dependent working points of the pump can be adjusted independently of one another in the simplest manner ; the pump can be controlled directly

    者可以由兩個機械控制的開關點實現定位於實際用的功能,並通過這種功能用最的方式獨立地調整泵的壓相關點:可以直接地控制泵。
  17. With the use of new mcu p87c591, as the techiniques of serial communication and negative display of lcd, the dashboard has a very beautiful apearence and the system is simplified. not only the analogy signal and the pulse signal can be sampled into the instrument, but also the datum on the can - bus should be transferred into the system whit the connection to the in - vechile network. under the guindance of the idea of " informatic design ", the digital lcd dashboard system is developed, and the professional manufacturer of lcd display device is directed to develop and to design the special lcd module, by which the new lcd production is greatly optimized. all these intentions bing about a very well goal

    在研製數字液晶儀表過程中,用了新型片機p87c591 、串口驅動技術和負顯技術,使該數字液晶組合儀表結構,視覺美觀,既可以通過模擬通道、數字通道測量車輛傳感器的信號,又具備接入車輛總線、從can總線上獲得相關數據的能。在項目開發過程中,運用「信息化設計」的觀點開展液晶顯示模塊的開發和設計;並根據軟體程的原則,優化了液晶模塊的電路設計,使該項產品的開發取得了好的效果。
  18. What we do at this aspect are : firstly, we describe the permutation symmetry of the structure of some special networks and the corresponding attractor sets with some geometric graphs in euclidean space, which are called attractors graph and geometrized structure graph of the networks respectively ; the geometrizing conditions are also given ; we study the dynamical behavior of the networks using the geometrized structure graph and attractors graph of the network ; moreover, we propose an approach to construct a big - size network with some small - size network with symmetry by the method of direct - sum, direct - produce and semidirect - produce. we also study the dynamical properties " relation between the big - size network and the small - size networks. all those results will provide some theoretical basis for designing a special large - scale network

    本文在這方面所做的如下:首次將一些特殊網路的結構和吸引子集的置換對稱性用三維歐氏空間中的一些幾何圖來表示,分別稱之為幾何結構圖和吸引子圖;給出了網路對稱性的幾何化條州即相的對稱性群為可遷群) :並惜助網路的幾何結構圖和吸弓吁圖分析網路的動學性質;此外,我們提出了用的具有一定對稱性的小網路按照群的直和、半直積和直積的方式組合成較大的網路的方法,探討了這些小網路和所組成的大網路的一些動學性質的關系,如穩定態的個數、各穩定態的回憶性質等,為較大網路的設計提供一些理論依據。
  19. After data analyses, the main findings can be concluded as following : 1. the system could integrate the diversity of current recruiting system ; reduce the work of recruiting ; improve the quality of the exam ; lighten student ' s burden of preparing for exam ; induce normally teaching in school, etc. 2. the system have also some problems needed to be solved such as dissemination, design of the exam, work reducing, justice and register fees. 3. the study will propose some suggestions to relevant organizations and people

    經分析結果獲致下列主要結論: 1考招分離制度在整合各類多元入學方式、化技專校院招生、提升入學測驗命題品質、減輕學生重覆考負擔、發揮學校自主選才特色、掌握學生基礎學素質、導引技職學校正常教學等目標上確實有成效; 2考招分離制度尚有如宣導、考試設計、業程序、公平性、報名費用等問題存在; 3本研究就相關問題提出具體建議供教育行政、相關位及人員參考。
  20. The paper summarizes the development of the control technology of paver ' s vehicle system ; discusses the feasibility of the plc application to vehicle system ; calculates and examines the working resistance and power of the control system as well some concerning parameters of the hydraulic system ; builds the driving system velocity characteristic ; accomplishes the hardware design and the software design according to the functional requirements of vehicle system and the features of plc ; adds the pid compensation to the closed circuit velocity control ; sums up the mathematic model of hydraulic pump - motor system and defines the controller parameters ; in the end, the simple dynamic simulation basing on the control system model and the simulative test are carried out to testify the reasonableness and the feasibility of the designed plc control system

    本文總結了攤鋪機行駛控制技術的發展,討論了plc用於行駛系統的可行性;計算和校驗了控制系統、功率及液壓系統有關參數;建立了行駛驅動系統的速度特性;結合行駛系統的功能要求及plc的特點,完成了控制系統的硬體設計和軟體設計;對其速度閉環控制,引入了pid校正環節;歸納了液壓泵?馬達系統的數學模型,確定了控制器的控制參數;最後對控制系統模型進行了的動態模擬和plc模擬試驗,初步證實了控制系統設計的可行性和合理件。
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