比形變能 的英文怎麼說
中文拼音 [bǐxíngbiànnéng]
比形變能
英文
specific deformation energy-
Through the experimental research, we think : the technological capacity of fiberglass asphalt macadam if weaker than asphalt macadam, however, if use elasticized capacity to solve blending technological problem. adjust the breed of fiber silk, extend its diameter, its paving capacity is still worth exploring, asphalt - rubber macadam structure lager have good deformed - become capacity and crazed - resistance capacity, small gap rate. good water - resistance capacity, good hot - stability and simple construction technology. therefore. pitch rubber spall is a good cover material which is suitable for the second class or lower whose asphalt pavement has split open because of fatigue. and is the good structural measure of preventing half - rigidity grass - roots unit shrink - rift reflecting. pave a thin layer of pitch rubber spall between asphalt - type pavement layer and half - rigidity basic level, although the cost of building is higher than paving togongbu in the middle, the construction technology, crazing - resistance and water - resistance are better than togongbu, not only could reduce greatly the reflex of half - rigidity grass - roots unit material, long then the use lifespan of pavement, but also it is possible to reduce suitably the thickness of asphalt mixture layer, though the cast of building in the early days becomes more, in the long - term opinion, it have fully important technological and economical significance
通過試驗研究認為:玻璃纖維瀝青碎石的技術性能不如瀝青碎石好,但路用彈性性能較好,如能解決拌和工藝問題,調整纖維絲的品種,增大其直徑,其路用性能仍值得探討,瀝青橡膠碎石結構層具有變形性能和抗裂性能良好,空隙率小,防水性能好,熱穩定性較好,施工工藝簡單的特點,因此,瀝青橡膠碎石是二級及二級以下公路因疲勞而開裂的瀝青路面的良好罩面材料,也是防止半剛性基層收縮裂縫反射的良好結構措施,在瀝青類路面面層和半剛性基層之間夾鋪瀝青橡膠碎石薄層,雖然造價比夾鋪土工布高,但其施工工藝,抗裂性能和防水性能均優于土工布,不僅可以大大減少半剛性基層材料的反射裂縫,延長路面使用壽命,而且可能適當減薄瀝青混合料面層的厚度,雖然初期造價有所增加,從長遠來看,具有十分重要的技術和經濟意義。The normal methods of translation, rotating and scaling can not be applied to the affine transform of fractal images
通常分形圖不能用常規的平移、旋轉和比例變換方法來進行仿射變換。The predictions have been compared with experiments and the results indicated that the adaptive variable blank holder force can be used to improve the sheet metal forming processes
本文通過數值模擬的方法把變壓邊力的壓邊方式應用到拉深過程,並和實際情況相比較,發現合理的變壓邊力能改善板材的成形性能。The main parameters ( extrusion ratio, temperature, article size, deformation velocity, configuration of die, lubrication etc. ) effecting powder extrusion formability and forming process of powder cladding wire have been analyzed
對影響粉末擠壓成形性能的主要參數(擠壓比、溫度、顆粒度、變形速率、模具入口形狀以及潤滑等)以及粉末包覆線成形的工藝作了定性的分析。By calculating large quantity of examples, this text studies earthquake resistant behavior of tapered portal frame with pined bases and analyzes its natural frequency, natural period of vibration and vibration mode. by comparing interior forces of pillar top, beam end and span midpoint in two conditions that seismic action effect participates combination of forces and not when portal frame is n ' t changed, ensure conditions that combination of seismic action effect has controlling f unction during tapered portal frame design, and tapered portal frame demands anti - earthquake design
本文通過大量算例分析,研究柱腳鉸接楔形變截面門式剛架的抗震性能,並對其自振頻率、振型進行了分析;通過比較地震作用效應參與荷載組合與不參與荷載組合兩種情況下,樑柱截面尺寸不變時,柱上端、梁端、跨中截面處的內力大小,確定在什麼情況下地震作用效應組合起控製作用,變截面門式剛架需要進行抗震設計。According to the results of the compaction test and hearing ration test, it is discovered that the filled soil also has the swelling property after being compressed, which may result in the crack of the subgrade with the change of the water contents
通過對路基填土的擊實試驗和承載比試驗表明,填土壓實之後具有一定的膨脹性,在含水量變化差異性影響下的脹縮變形可能導致路基開裂。How eradicate completely to cheat : the reform of [ with ] the enlargement examination method, reduce the final result the comparison have in the course result, change the target control to control for the process ; end, should be perfect to the student ' s review systems, beg the solid spirit and creative ability as the 評 label student ' s foundations, for study result the strength and progress of the still not enough good student want to give to be well affirmative, formation encouragement the student become useful, help the student become useful of good atmosphere
怎樣杜絕作弊:加大考試方法的改革,減少期末考試成績在課程成績中所佔的比例,變目標控制為過程式控制制;最後,應完善對學生的評鑒體系,把求實精神和創新能力作為評簽學生的基礎,對于學習成績尚不夠好的學生的長處和進步要予以充分肯定,形成鼓勵學生成材、幫助學生成材的良好氛圍。This paper put forward a method of using amending sine value in the spwm sine table. this method can correct the distortion of the output voltage waveform, which resulted from the dead time used to the voltage type whole bridge main circuit. the inverter system adopts digital fuzzy controller with feed forward correction and which proportion coefficient and integral coefficient is changeable, so dynamic response is improved
本文提出了一種採用修補spwm正弦表值的方法,用以改善電壓型全橋逆變主電路因上下橋的功率器件切換時先關斷后導通的死區時間而引起的輸出電壓波形畸變;逆變系統採用帶前饋校正的變比例變積分系數的模糊控制器,提高了系統的動態響應指標;系統設計了完善的保護措施,並具有市電電網的故障診斷功能。The influence of the material composites factors, such as fiber volume fractions, fiber aspect ratio, cementitious - sand ratio and the admixture for interface tailoring, on the properties of pva - dfrccs is studied. these properties that have investigated include workability, mechanical properties, deformability and durability
研究並分析了材料組成參數( pva纖維體積率、纖維長徑比、界面改性劑和砂灰比等)對高強高彈pva纖維增強水泥基材料( pva - dfrcc )的工作性能、力學性能、變形性能及耐久性的影響。First of all, the paper carried out test study on four two - spanned model members of fsmrcwb, including three 1 / 2 - scaled two - storeyed models and one 1 / 3 - scaled three - storeyed model. the study considered such factors as span ratio - l1 / l2, height - span ratio - hb / l of the beam, and cavity etc. the paper analyzed the test results, including analysis on mechanical property of the composite wall beam under vertical loads, and failure mode, deformation capacity, aseismic performance under horizontal loads and constant vertical loads
首先,進行了三個兩跨兩層和一個兩跨三層的框支密肋復合墻梁的模型試件試驗研究,主要內容包括:框支密肋復合墻梁在豎向荷載作用下的受力性能,在豎向荷載與水平低周反復荷載共同作用下的受力性能、變形性能、滯回性能和破壞形態,並將框支密肋復合墻梁試驗與框支砌體墻梁試驗進行對比分析。Specific deformation energy
比形變能Speaking in detail, for every specimen, we study the for of the cracking load, yield load and failure load ; the ductility property ; the property of hystersis curvs and keleton - frame curves ; the degree of initial stiffess and stiffness degadation. secondly, the two different suo nlgn use ltslaences , wmcn are ootll shear wsll sttllctlllt , are tab6n as instanop the shear ’ wsi is oin 卜 hot8qopo inww 田 l ! s ot 以 j 口 willo 地 勸 憂 地 epo o odod sqo8qopt solidndls ofr c l w means or0 卜 0nm elemem ana 吹 lsptwtodd ’ mlmwe m 加 柏 mm are d an 邑 以 胡 a ann compcomparen in severm es 叮 wsllcll as scu 一 陽 i 朗 l p 一 ndnd mdede so ess d laterm seimic e anu so on ’ inatty , tiep 訓 頒 oility of hollow shear wal of rc in d suo ra use reslaences s ant l
首先研究在低周反復水平加載試驗下試驗對象的強度、變形和能量的特性:開裂荷載、屈服荷載、破壞荷載;各試件的滯回曲線和骨架曲線;延性情況;初始剛度和剛度退化等參數:進而用satwe有限元程序分析對比了某一小高層剪力墻結構在採用空心剪力墻板和採用普通實心剪力墻作為墻體的結構受力異同點,在質量、主振型、剛度、水平地震效應等方面做了對比。According to experimental and applied study on raft foundation reinforced by steel fiber, the paper mainly gives researches as follows : 1. the experiment of concrete slab reinforced by steel fiber is made. the capacity between normal concrete and sfrc slab is compared. in addition, slabs made by different construction method between spreading steel fiber by layering and mixing fiber in advance are compared
進行鋼纖維混凝土板的沖切性能試驗,對比分析鋼纖維混凝土板和普通混凝土板的沖切性能,對比預先拌勻鋼纖維的施工方法和分層鋪撒鋼纖維的施工方法試件的沖切性能和變形性能; 2The disease in jaw surface will be drop the bite force ; the bite force in the patient who disease in temporal jaw joint descent obviously than normal person ; serious mistake in join deformity, the acute damage in the area arthritis can also drop the bite force evidently ; compare to normal children, wenneberg fund that the bite force lower and the duration of the biggest bite force shorter in the children who fall ill of the chronic arthritis ; the bite force also be used in appraise of the recovery condition in surgical operation 、 disorder in jaw arthritis and the serious bone offset in bite lopsided etc. some materials, it will be produce polarization phenomenon inside when suffered some force in certain direction, at the same time, it produce opposite electric charge in two of the surface ; and resume to the station of on - electrification when removed the outside force ; change the direction of the outside force, the polarity of the electric charge also be changed, this kind of phenomenon is called as “ piezoelectric effect ”
本文設計了石英晶體壓電傳感器,以它作為傳感元件把咬合力信號轉變成電信號;利用ts5860型準靜態電荷放大器把傳感器的電荷信號轉變成電壓信號;選用usb7822數據採集卡,編寫該數據採集卡的驅動程序,採集該電壓信號並送到計算機里;編寫labview程序對該信號進行處理,得出咬合力值和咬合力曲線,並把測量結果以電子表格的形式保存,以便做進一步的分析和研究。通過對該測量儀的靜態標定、動態標定、溫度漂移標定以及實際測量試驗,證實了本測量儀具有較高的靈敏度、受動態力和溫度變化的影響比較小、能實時地顯示咬合力曲線和較準確地顯示咬合力值,滿足了咬合力測量的要求。Yet for thickness shear actuators, due to the shear deformation dominates the plate deflection for shear actuation mechanism, the higher order shear theory can provide more accurate evaluation of the shear strain energy of the plate than the first - order one, higher order shear deformation theory can provide more accurate evaluation of the deformation of the plate
但對于厚度剪切型激勵器而言,由於激勵器主要是引起板的剪切變形,而高階剪切變形理論比一階剪切變形理論能更好地反映結構的剪切應變能,因此高階剪切變形理論可以提供板變形的更為精確的解。On the base of the soft about the deformation of aerodynamic configuration of mav, the advanced controlling technique of the deformation o f aerodynamic configuration about the prototype mav will be explored. based on the characteristic of micro air vehicle, this paper abstracted the aerodynamic evaluation mathematics models, developed a aerodynamic engineering estimation program, all kinds of aerodynamic configuration was compared and analyzed, found the perfect configuration and got the prototype of mav. abstracted the model about the deformation of aerodynamic configuration on base of the method of vortex lattice, developed the program for researching the performance of the deformation of aerodynamic configuration
本文針對mav的具體特點,抽象出mav的氣動工程計算數學模型,建立起氣動工程估算環境,對各種氣動布局進行了氣動特性比較分析與綜合,尋求出理想的mav氣動布局方案並提出mav原型機,抽象出基於渦格法的氣動外形形變的數學模型,建立起氣動外形形變性能研究環境,探討新型的飛行控制方法和氣動力控制策略,在得出氣動外形形變模型的初始方案后,對其進行進一步的優化,最後得出理想的氣動外形形變執行機構組合陣列。Instead, the controlling according to attitude - controlling of the deformation of aerodynamic configuration is new and advance measure, which has great probability to supply the gap in researching of the control technique of mav. this paper aims that three varied configurations of micro air vehicle will be designed and optimized, then their aerodynamic property will be compared and analyzed, and the prototype of mav will be got
本文旨在對各種氣動布局的mav進行氣動特性比較分析與綜合,得出最適合於mav的原型機,在建立一套基於氣動外形形變的性能研究環境的基礎上,對該原型機進行氣動外形形變先進控制策略的探索。Element constitutive model is adopted to testify the necessity of non - stationary parameters. one - dimensional non - stationary visco - elastic creep equation of rock is given. according to data contrast of theory and experiment, non - stationary visco - elastic constitutive model more accurately reflects the deformation capability of rock than the constant one
建立了一維情況下,非定常粘彈性模型的蠕變方程,通過理論計算結果與試驗結果的對比,發現非定常粘彈性模型比定常粘彈性模型更為準確的反映了巖石的粘彈性變形性能。Through the characterization of the molecular weights of pam, sem and dsc of composite, the results clarified the change of mechanical properties of composites. the tensile strength and impact strength of pam2 / pa - 6 composite showed that were related to the content of initiator naoh for the polymerization of e - caprolactam. the intrinsic viscosity of pam, sem and the crystallinity of nylon phase carried out the results, which explained the change of mechanical properties of composites
對于pam2 pa - 6體系,復合材料的拉伸強度與沖擊強度隨醛胺摩爾比的變化趨勢與引發劑用量有關,通過pam2分子量、尼龍結晶度、球晶形態、 sem以及dsc等表徵方法對這種變化趨勢的研究表明,復合材料的力學性能與上述因素有密切的關系。The ratio of the magnitude of an applied shear stress to the velocity gradient that it produces ; that is, a measure of a noncrystalline material ' s resistance to permanent deformation
剪切應力數值與其產生應變速率的比值叫粘性,用來衡量非晶材料抵抗永久變形的能力。分享友人