延性試驗機 的英文怎麼說

中文拼音 [yánxìngshìyàn]
延性試驗機 英文
ductilimetre
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 名詞(古代占卜用的器具) astrolabe
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • : machineengine
  • 試驗 : trial; experiment; test
  1. Meanwhile, by using delaminating combination finite element method and macro finite element analysis methods, the paper present two kinds of analysis programs. based on the aforementioned analysis program, the failure form, distribution of plastic hinge, load - carrying capacity, displacement and ductility characteristics are investigated to reveal the failure mechanism and the failure proceeding under seismic effects. the results are in good agreement with the test results, indicating the precision of the aforementioned two programs is satisfiable to the practical engineering design

    分別採用分層組合式有限元和宏觀有限元分析方法,編寫了2種鋼筋混凝土中高帶邊框柱剪力墻結構的彈塑有限元分析程序,同時利用上述2種分析程序,研究了模型結構的破壞形態、塑鉸的分佈、承載力、位移及能等特,探討了這類結構在地震作用下的破壞全過程與破壞理,得到其主要受力特和抗震能的一般規律,所得結果與值吻合較好,表明上述2種程序分析結果的精度均可滿足實際工程的設計要求,因此可用於這類結構的抗震能分析與設計。
  2. A randomized, controlled trial of antibiotic therapy or no therapy for diabetic women with asymptomatic bacteriuria and continued screening for bacteriuria eery 3 months reported, after a maximum of 3 years of followup, that antimicrobial therapy did not delay or decrease the frequency of symptomatic urinary infection, nor did it decrease the number of hospitalizations for urinary infection or other causes [ 72 ]

    一個隨、對照:抗菌治療或不治療無癥狀菌尿的糖尿病婦女每3個月報告持續篩選菌尿,持續最長的3年,抗菌治療不能續或減少癥狀尿路感染的發生,也不能減少尿感的住院次數或同其他原因住院的次數。
  3. In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented

    本文借鑒鋼框架節點構造,設計了四種類型矩形鋼管混凝土柱與鋼梁連接節點,包括常規栓焊( wfp )節點、翼緣全螺栓連接( bfp )節點、雙t板連接( dst )節點以及加勁端板連接( sep )節點,進行了四類節點8個模型件在柱端低周反復荷載作用下的抗震研究,比較了不同軸壓比下節點的滯回能、強度與剛度退化、、破壞理與破壞特徵,主要結論有: 1 、節點的位移滯回曲線與轉角滯回曲線為塊型分佈,沒有或略有捏攏現象,耗能能力強; 2 、軸壓比對節點滯回曲線有顯著影響,全部節點都有顯著的剛度退化; 3 、位移與轉角骨架曲線在峰值荷載後有較長的水平或下降段,具有良好的能; 4 、從整體抗震能上看,翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點,可在實際工程中加以推廣。
  4. The results showed that the concentrations of organic matter increased in the high - intensity culture during the culture period while the dissolves carbohydrate level decreased, and maintained low level

    結果表明:對蝦高密度養殖水體中總有物含量和可溶蛋白質含量是隨著養殖時間的長而不斷增加,而可溶糖的含量則隨著養殖時間的長而逐漸減少,並維持在一個較低的水平。
  5. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極基團,有利於提高其與其它組分的相容,提高層間剪切強度;均勻設計方法能夠用較少的次數找出配方與摩擦能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直接接觸,大大長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  6. Based upon the experimental study, the stiffness and its attenuation, bearing capacity, ductility, hysteretic property energy dissipation and failure phenomena of each shear wall with different design parameters are contrastively analyzed and the seismic mechamism of this new shear wall has been opened out

    通過,對各不同設計參數剪力墻的承載力、剛度及其衰減過程、、滯回特、耗能能力和破壞特徵等進行了較系統的分析,揭示了其抗震理。
  7. Though much progress has been achieved in previous study, there still remains a lot to be studied and perfected. the thesis is devoted to study on the multi - ribbed slab wall, the main bearing member in mrss, including its mechanism, failure mode, aseismic capability, mechanical models, ultimate bearing capacity and aseismic design based on control. the paper mainly accomplished such work as follows : 1 ) based on test research on multi - ribbed slab wall, the paper proposed the member ' s failure modes under horizontal loads, analyzed the co - performance between the inner frame and the infilled silica bricks and that between the slab and the outer frame, discussed the wall ' s bearing capacity, rigidity, deformation, ductility and energy dissipation ability in different modes, and put forward a simplified mechanical model of the slab wall under vertical loads

    本文針對密肋壁板結構的主要受力構件? ?密肋復合墻體為研究對象,就其受力理、破壞模式、抗震能、三階段力學模型、極限承載能力以及基於控制的抗震設計方法等進行了較為詳細的研究,完成的主要工作有: 1 )通過對密肋復合墻體在水平低周反復荷載和單調荷載作用下的研究,提出了墻體的主要破壞模式;分析了框格與內部填充砌塊、墻板與外框的共同工作的受力特點;探討了不同破壞模式情況下墻體的承載能力、剛度、變形、、耗能等抗震能,並給出了豎向荷載作用下密肋復合墻體的簡化力學模型。
  8. Developing a software for the testing machine measuring and controlling system. the software can automatically switch control mode according to standard in the process of tensile testing and automatically judge constitutive mode of material. at the same time, it can automatically measure elastic modulus e, yield strength o s, proof strength, non - proportional extention o 0. 2, percentage extention 8, tensile strength o b, etc. it can applied in industry practice

    在經典pid控制與模糊控制的基礎上,設計了模糊自適應pid控制應用於的應力、應變及位移控制; 3 、開發了一套完整的測控系統軟體,能在樣拉伸過程中按標準自動切換控制方式並自動判別材料本構模式,能夠自動測定彈模量e 、屈服限_ s 、條件屈服限_ ( 0 . 2 ) 、伸率、強度限_ b等,應用於工程實際。
  9. Tow speciments of prestressed fabricated beam - column subassembly were tested under reversed cyclic loading. experimental studies were carried out to investigate the strain distribution, failure mechanism and load - bearing capacity on the beam - column connections, as well as ductility, hysteresis curves energy dissipation, displacement restoring capacity of full pc speciments

    本文通過兩榀預壓裝配式樑柱組合體在低周反復荷載下的,了解了預壓裝配式框架梁端截面應變分佈、破壞理和極限承載能力;探討了全預應力配筋截面特徵、滯回能、耗能能力和變形恢復能力。
  10. According to the demand of 《 code for seismic design of building 》 ( gb50011 - 2001 ), furthermore, based on the experimental study of two 1 / 15 reduced - scale shear wall models under low frequency cyclic and reversed lateral loads, the interacting behavior of the r. c frame column and the shear wall is studied, the failure mechanism and energy dissipation mechanism of moderate and tall shear wall with r. c frame column are compared, the seismic behavior is evaluated by the comparison of strength, stiffness, ductility, restoring force characteristics as well as energy consumption ability. it was showed by the experimental results that the earthquake resistant energy dissipation ability of the shear wall with frame column is satisfactory

    因此,為了探討這類剪力墻結構的抗震能,本文以我國現行《建築抗震設計規范》 ( gb50011 - 2001 )的要求為基礎,通過1 15的縮尺比,將一縱向框架一剪力墻原型結構中的剪力墻結構模擬為一個模型並對其進行了偽靜力加載,研究了墻板與邊框柱的共同工作能,分析了帶邊框柱中高剪力墻的受力特點、破壞及耗能理,並從承載力、剛度、變形、及恢復力特等方面綜合評價了其抗震能,得出了一些有益的設計理念和方法。
  11. Made up of two - storied lower huge platforms and three - storied upper building structures in the scale of 1 / 4 from the prototype, the model is tested under cyclic loading, and thus conducting the experimental study of the structure ' s capacity, stiffness, ductility, hysteresis capacity, yielding mechanism and failure phenomenon

    通過對包括有大平臺兩層結構和上部三層結構的四分之一縮尺模型,在低周反復荷載作用下的研究,重點分析了大平臺上部結構和下部結構的承載力、剛度、、滯回特、屈服制和破壞特徵等。
  12. 3. through experimental and theoretic analysis it proved that it has more prominent effects in improving bearing capacity, the structure integer deformation and energy dissipating with concealed bracings in the two wall slabs than only with across inclined reinforcements in the lintel beams. and the key point of the rc coupled shear wall with concealed bracings is that concealed bracings can control the failure mechanism of the shear wall rationally

    通過和理論分析證明了在連梁中加配交叉斜筋對提高承載力和效果顯著,兩墻肢加設暗支撐后,兩墻肢抗震能力明顯加強,同時結構整體變形和耗能能力顯著增強,帶暗支撐雙肢剪力墻的關鍵在於合理地控制了剪力墻的破壞制。
  13. Secondly, by low - cycle and reverse horizontal loading test, their properties including strength property, deformation property and energy property are studied. we study the loading characteristic values ; the property of hysteretic curve and skeleton - frame curves ; the ductility property and stiffness degradation. at last we analyze the destroy principle and affection reasons of hollow shear wall of r. c with vertical seams in different height and loading measures, we also give the bearing capability calculation formulas and design advises for new type hollow shear wall of r. c

    首先運用ansys有限元程序分析彈階段水平外荷載施加后,帶豎縫鋼筋砼空心剪力墻板內應力分佈及變形情況,再在數據的基礎上,研究低周反復水平加載條件下,各件的強度、變形、能量特;各件的荷載特徵值;各件的滯回曲線、骨架曲線;及剛度退化等參數;最後,分析了不同剪跨比和加載條件的帶豎縫鋼筋砼空心剪力墻板的破壞理和承載力影響因素,並給出不同剪跨比和加載條件的帶豎縫鋼筋砼空心剪力墻板承載力計算公式及設計建議。
  14. Fracture mechanics toughness tests - method for determination of fracture resistance curves and initiation values for stable crack extension in metallic materials

    斷裂械韌.金屬材料穩定裂紋伸的抗斷裂曲線和初始值的測定方法
  15. In a new randomized trial, researchers ealuated whether pharmacologic interention with a selectie serotonin reuptake inhibitor ( ssri ) improed health - related outcomes and lengthened surial in patients with adanced cancer and complaints of depressed mood, fatigue, or anxiety

    在一項新的隨對照中,研究人員評估了運用選擇5羥色胺再吸收抑制劑進行藥物治療干預是否能改善主述有抑鬱心情,疲勞或焦慮晚期癌癥患者的健康相關結果以及長生存期。
  16. Observing the mechanics and effect of the new strengthening method with test and finite element method is supposed to offer a guide for technology and become valuable in theory and practice. both compression test, including four reinforced and three control specimens, and shear - compression test, including nineteen reinforced and four control specimens are being studied in this paper. the research on the curves of load - strain, load - deflection and hysteretic shows that the transverse translation of the reinforced columns is well controlled with an upgrading of both ductility and ultimate bearing capacity ( ubc )

    本文對4根鋼絲網外噴高強砂漿加固鋼筋混凝土柱和3根對比鋼筋混凝土柱進行了軸壓研究,並對19根加固鋼筋混凝土柱和4根對比鋼筋混凝土柱進行了剪壓研究;通過對件荷載-應變曲線、荷載-撓度曲線和滯回曲線等的研究表明,採用該加固方法能有效的約束柱子橫向變形,並對提高鋼筋混凝土柱的極限承載力和有明顯的效果;同時根據理論及加固理分析提出了適應於此加固方法的軸壓極限承載力計算公式。
  17. The experimental and simulation results show that using the improved structure of inlet header can greatly improve flow uniformity, decrease pressure loss, enhance the efficiency of twc, attribute to prolonging the service life of the machine, and lessen the power decrease caused by twc, but the light - off time of twc is retarded

    通過模擬與表明,與常規結構催化轉化器相比,組合型入口管可明顯改善流動均勻,降低壓力損失約1 / 4 ,提高催化轉化器效率,長使用壽命,減小對發動動力的影響,但起燃變慢。
  18. A seismic shear capacity equation for ductility and non - ductility columns is proposed to amount for the reduced shear contribution of concrete as to the increasing of displacement ductility levels. 6. the behavior of columns * transverse displacement within yield hinge regions is also discussed based on truss - arch model. 7. the seismic shear capacity design equation of columns with various ductility levels is proposed in statistic method on the basis of test data collected from japan and china to simplify the equation resulted from truss - arch model

    對國內外資料進行了統計分析,詳細分析了剪跨比、軸壓比及配箍特徵值對框架柱構件抗剪承載力的影響,得到了反復荷載下框架柱塑鉸區域極限承載力計算的統計公式;在理論推導公式及統計公式的基礎上,參考國內外規范,首次管品武;鋼筋混凝土框架柱塑鉸區抗剪承載力研究及理分析提出了鋼筋混凝土框架柱塑鉸區域剪切承載力抗震設計實用公式。
  19. In this paper, by the accelerated corrosion methods of man - made climate and galvanostatic to corrode the bars, experiments were carried out to study the different structure behavior of corroded reinforced concrete beams, and it was learned that the condition of man - made climate was closer to practice than galvanostatic method

    摘要通過採用人工氣候和通電快速銹蝕模擬方法,對銹蝕鋼筋混凝土梁進行,以對比研究結構能退化理,結果發現銹蝕后鋼筋混凝土梁的強度、和破壞形態發生了急劇變化,而且人工氣候環境下的混凝土內鋼筋銹蝕比通電條件能更好的貼近實際情況。
  20. Rotary mower blade ductility test

    旋轉割草刀片
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