摩擦變形 的英文怎麼說

中文拼音 [biànxíng]
摩擦變形 英文
friction texturizing
  • : 摩構詞成分。
  • : 動詞1 (摩擦) rub 2 (用布、 手巾等摩擦使干凈; 揩拭; 抹) wipe; scrub; clean 3 (塗抹; 搽) spre...
  • 摩擦 : 1 (互相接觸的兩物體作來回相對運動) rub; chafe 2 [物理學] (相互接觸的兩物體在接觸面上發生阻礙相...
  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作用機理進行研究,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作用,並推導了在簡單荷載作用下,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,對工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工程實例,利用本文所述的接觸問題的模型理論,對錨桿支護結構的應力場、位移場的化規律進行了研究,分析了加錨支護對隧洞圍巖應力、的影響。
  2. The practical issue of drum brake with oversized overall stroke was resolved by experiments, and it indicates that major effect factors of air chamber overall stroke, which are the drum - shoe clearance, the elastic modulus of lining, the torsion deflection of cam shaft

    研究結果表明,氣室推桿總行程過大的主要影響因素為制動蹄與制動鼓之間的間隙、片的彈性模量、凸輪軸的扭轉
  3. The cataclastic rocks appeared in the fault zone include structural lenticles, fault breccias, protocataclasite and cataclasite. the microscopical cataclastic deformation mechanisms involved are microcracking, frictional sliding and pressure - solution, but there might have had ductile deformation relating to dislocation sliding in feldspar and quartz of the plutons

    斷裂帶內碎裂巖系列構造巖主要是碎裂化巖石(包括構造透鏡體和構造角礫巖) 、初碎裂巖和碎裂巖,顯微機制主要有破裂作用、滑動和壓溶作用。
  4. The pressure proportional elastic deformation of this bourdon tube is transmitted through a low friction movement to the knife edge pointer

    波登管的壓力比例塑性通過力很小的機械裝置傳遞給刃指針。
  5. The pressure pro - portional elastic deformation of this bourdon tube is transmitted through a low friction movement to the knife edge pointer

    波登管的壓力比例塑性通過力很小的機械裝置傳遞給刃指針。
  6. The pressure proportional elastic deformation of this bourdon tube is transmitted through al low friction movement to the knife edge pointer

    波登管的壓力比例塑性通過力很小的機械裝置傳遞給刃指針。
  7. A granular material designed for maximum stability should possess high internal friction to resist deformation under load.

    為得到最大的穩定性而設計的顆粒材料應具有高內力而抵抗荷載下的
  8. In the present dissertation, friction - induced noises emitted by a flat specimen rubbing against another flat specimen or a ball specimen under reciprocating sliding are studied. the detailed observation of the scars is conducted by means of a scanning electrical microscope ( sem ), laser scanning microscope ( lsm ), optical microscope and profilometer. the dynamic state variables are analyzed in detail using the discrete wavelet transform

    使用電子掃描顯微鏡( sem ) 、激光掃描顯微鏡( lsm ) 、光學顯微鏡和表面輪廓測量儀等設備對噪聲發生的區域進行了詳細的觀察和分析,運用小波換技術對噪聲狀態下的動力學量進行了深層次的研究,應用matlab simulink語言對系統進行了振動動力學模擬,系統地研究了噪聲的成機理。
  9. ( 6 ) in this paper. adopting fea software ansys to simulation and analysis the al ecap process. in order to spread out studying of ecap in the future. the results show : die comer angle, the radius of round angle, the friction coffience of workpiece and die, the properties of die ( elastic modulus, possion ratio ) et al, have some degree impact on the deformation of materials

    ( 6 )採用有限元( fea )分析軟體ansys對al的擠壓過程進行ecap模擬與分析,為后續研究工作做好鋪墊,分析結果表明:外切角、圓角半徑、試樣與凹模之間的系數、凹模本身的特性(如彈性模量、泊松比等)等等,對材料的量都由不同程度的影響。
  10. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究: (一)通過木柱石礎靜試驗,測定了柱腳與石礎古鏡面間的系數及力隨上部結構荷載化的規律; (二)通過單柱承載力試驗,測定了古建築中木柱的受力特徵、破壞模式、及模型材料的模量、極限承載力、極限等參量; (三)通過柱架低周反復荷載試驗,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其化規律、柱架及榫卯的極限承載力和極限、及榫卯減振參數; (四)通過斗?低周反復荷載試驗和受壓試驗,測定了古建築木構件與木構件間系數,斗?抗側移剛度,斗?恢復力特性及滯回曲線,斗?抗壓極限承載力及受力規律; (五)通過抬梁式殿堂間架模型振動臺試驗,測定了殿堂木構架結構自振周期,地震反應振、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯、斗?的、復位、耗能減振參數等進行了定量分析。
  11. The crystalline structure changes of pp induced by pan - milling were characterized by x - ray diffraction and raman spectroscopy. xrd analyses show that when pp was co - milled with uhmwpe, crystal transformation of pp occurred, its crystallinity and crystallite size decreased, whereas, only slight reduction of crystallinity and crystallite size were observed and no crystal transformation was found when pp was co - milled with wtr chips, and amorphization of pp was strongly enhanced by co - milling pp with iron

    採用x -射線衍射研究了聚丙烯碾磨粉碎過程微觀結構化, uhmwpe存在下pp發生晶型轉、結晶度降低和晶粒尺寸減小;彈性材料wtr抑制pp塑性,碾磨導致分子堆積有序區域膨脹,晶面間距增大,結晶度下降;剛性材料金屬鐵與pp產生強烈,加快晶粒細化,晶格破裂導致非晶化。
  12. In the paper, the finite element simulation software dynafrom is applied to analyze the affect of different blank holder during the forming process of laminose stepped tubular part, predict the possible defects such as wrinkle and break, obtain the rational style of blank holder avoiding the occur of defects and determine the rational configuration of die. the forming affect of thin - wall shallow stepped tubular part is analyzed when using different lubricate condition ( friction coefficient ). by this method, the relationship between friction coefficient and drawing depth of laminose stepped tubular part is obtained

    本文利用有限元模擬軟體dynafrom分析了不同類型的壓邊圈對薄壁階梯筒件成過程的影響規律,預測了採用不同類型壓邊圈時可能出現的成缺陷如起皺和拉裂,獲得了防止缺陷產生的合理壓邊圈式,確定了合理的模具結構式;分析了不同的潤滑條件(系數)對薄板階梯筒件成的影響,獲得系數與薄板階梯筒件的拉深深度的關系;分析了階梯筒件成過程中的不同階段的應力應分佈、毛坯材料厚度化情況,並獲得了階梯階梯筒件能一次拉深成的條件。
  13. Then the judging method is proposed, and the proposed method can consider the stress history and viscosity shear strength of soft soil. in this paper, a fem program dpfbm1. 0 ( double plastic foundation beam method ( version 1. 0 ) ) is established. with this program, the influence of some parameters on foundation excavation is fully studied, the parameters include : compression modulus, cohesive strength, angle of internal ficiction, effective angle of internal friction, the embedded length of the wall and building load

    針對當前國內外彈性地基梁法存在的缺陷,基於對軟土流性的研究,採取了剪應力判斷彈塑性狀態,以改進和完善基坑工程彈性地基梁法,推導了彈性狀態下地基反力系數的近似解,提出了採用剪應力組合判斷土彈簧彈塑性狀態的方法,編制了相應的彈塑性共同法分析程序dpfbm1 . 0 ( doubleplasticfoundationbeammethod ( version1 . 0 ) ) ,並採用該程序分析了壓縮模量、粘聚力、內角等參數化對基坑工程的影響。
  14. The ultrasonic motor is a kind of direct driver which is uses the converse piezoelectric effect of the piezoelectricity ceramics, by using transformation and the coupling of each kind of expansion and contraction vibration pattern enlarging the material microscopic distortion by resonate effect and transforming it to macroscopic movement of the rotor or the slide by the friction coupling

    超聲波馬達是一種利用壓電陶瓷的逆壓電效應,通過各種伸縮振動模式的轉換與耦合,將材料的微觀通過共振放大和耦合轉換成轉子或者滑塊宏觀運動的直接驅動器。
  15. The results indicated that, the fabrication process of ultra - fine grain material is mainly determined by the stress, rotate speed and the flux of cooling water. the grain refining and the hardening effect are mostly affected by the rotate speed and the flux of cooling water. compared with commercial ly12, the invalidate strength and the prolongation rate of the ultra - fine grain material are properly improved in the measurement of compression property ; and the abrupt change of the dilatability of the ultra - fine grain material at 500c is found ; also the phenomena of which the grain size of these microstructures is stable when annealed under 300c is observed

    研究表明,採用本文提出的壓扭強區轉移法可以得到棒狀的超細晶材料,軸向壓力、扭轉速度和溫度是採用該方法制備超細晶材料的主控參數;試件的旋轉轉速和冷卻速度對區晶粒細化和硬化效果影響顯著;超細晶ly12的壓縮性能與淬火+自然時效狀態的ly12壓縮性能相比,斷裂強度和延伸率均有一定程度的增強;超細晶ly12的熱膨脹系數在550左右發生明顯的化。
  16. The study was focused on the deformation of the retaining wall and the internal forces in the reinforcements and the object of study included the effects of the vertical excitation, the reinforcement length, the reinforcement spacing, the weight of the facing blocks, the frictions between soil and facing blocks as well as those between two facing blocks

    研究內容包括豎向地震影響、加筋長度、加筋層間隔、面板預制混凝土塊重量、面板與填土界面角、預制混凝土塊之間角等對加筋土擋墻、加筋層內力等的影響。
  17. In this paper, a numerical simulation is conducted, which is based on the test data of the model experiment of sloping ground with the help of the marc program. when the bearing capacity characters of level ground and the foundations adjacent to or above slopes are analyzed, the effect is considered, which includes deformation moduli, density, poisson ratio, angle of internal friction, stress - strain relationship, slope angle, relative distance from the edge of slopes and relative depth of footings

    本文利用斜坡地基模型試驗的試驗數據,用marc軟體進行了斜坡地基模型試驗的數值模擬,分析了平地地基、臨坡地基和斜坡地基的承載力特性,研究了模量、容重、泊松比、內角、應力應特性、斜坡坡度、基礎的相對坡頂距及其相對埋深等因素對斜坡地基承載力性能的影響。
  18. Whether it or not to improve the lubrication and dynamic performance of gear, at the same time to realize a " green lubrication " type of gear transmission of low cost, energy saving and easy maintenance by means of making use of the frication material ' s lubrication performance and meshed medium ' s elastic deformation

    能不能研究一種利用副材料的潤滑特性和嚙合介質的彈性,實現既能改善齒輪的潤滑和動態特性的效果,又能實現低成本、節能、易維護的綠色潤滑齒輪傳動?
  19. Based on the tribological principle and the theory of contact mechanics, it is feasible to adopt curvature - changing structure in the rock - bit journal bearing system. the structure and coupling relationship of curvature - changing journal bearing under the condition without friction have been analyzed and three kinds of sub - form structure configurations, namely, the pseudo - curvature - changing structure, the conformable curvature - changing structure, and the clearance curvature - changing structure, been differentiated according to the contacting features. the shape optimization and pre - running - in regulations of the contact surface of curvature - changing journal bearing under friction condition have been established. the results of rock bit journal bearing test indicate that the tribological behavior of the bearing can be effectively improved by curvature change based on both designing and pre - running - in

    基於學原理和接觸力學理論,提出了可在牙輪鉆頭滑動軸承中採用曲率結構.在不考慮的情況下,就結構設計和配合關系等問題進行了分析討論,劃分了準曲率、吻合曲率以及間隙曲率等3種結構式;針對考慮時的曲率結構,提出了接觸狀優化和預磨合的實施方案.鉆頭軸承試驗結果表明,無論是預設計曲率還是預磨合曲率,都能改善軸承副的學特性,因而值得進一步研究和推廣
  20. The link should be formed steel plate, plate edge, no burr hole ; a joint warping, used to be calibrated to prevent injury and friction, the friction surface to ensure close

    連接處的鋼板或型鋼應平整,板邊、孔邊無毛刺;接頭處有翹曲、必須進行校正,並防止損傷面,保證面緊貼。
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