bend strength 中文意思是什麼

bend strength 解釋
抗彎強度
  • bend : vt (bent 〈古語〉 bended bent 〈古語〉 bended)1 弄彎,使彎曲,拗彎(棍子等);屈(膝);彎(弓...
  • strength : n. 1. 力,力量,體力。2. 強度,濃度;長處;(要塞等的)抵抗力。3. 實力;兵力;全體人數,額定人數,編制。4. 筆力;文勢。5. (證券等的)市價堅挺。6. 〈美俚〉(可能有的)利潤。
  1. Taking the contact stress, bend stress stiffness and temperature stress as the condition, taking the weight of the kiln tyre as optimization aim function, the redia and the width of the tyre are optimized general optimize methods just consider the affecting of the parameters to aim function, but in fact, structural parameters ( such as structure dimension, interval and so on ), physics and dynamics ( damp factor, conduct factor, friction factor material ' s elastic module strength limits and so on ), which would be changed after used. the difference are called discrepancy robust design ' s basic concept is : all design parameters " discrepancy will affect the aim funct ion and arouse the quality target discrepancy

    一般的優化方法,僅僅考慮了參數對其目標函數的影響,而實際情況下有些參數是變化的,產品的結構參數(如幾何尺寸、間隙等) 、物理和力學參數如阻尼系數、傳導系數、磨擦系數、材料的彈性模量和強度極限等的設計值與製造后和使用中的實際值會有差異,這種差異稱為設計變量和噪聲因素的變差。
  2. After being improved, the gear surface contact fatigue strength obeys weibull distribution and stress obeys normal distribution, the gear bottom bend fatigue strength and stress obey logarithm normal distribution, according to the relation of average safe rate and reliability, then the gear strength reliability design and check equations can be deduced

    將齒面接觸疲勞強度按威布爾分佈、應力按正態分佈處理,將齒根彎曲疲勞強度和應力均按對數正態分佈處理,再根據平均安全系數和可靠度之間的關系,推導出了齒輪強度可靠性設計和校核公式。
  3. This paper mainly deals with the effect of hydrosoluble hp fibre, fibremesh and fdn on cement mortar ' s bend resistant strength and compressive strength under the same operating conditions and with different hp mixtures ; comparing fibremesh to hp, both of which have different effects on concrete ' s compressive strength, tensile strength and bend resistant strength ; and finally discussing hp ' s mechanism

    本文主要研究了工作性相同、 hp摻量不同時水溶性高分子纖維( hp ) 、纖維網、 fdn高效減水劑對水泥砂漿抗折強度、抗壓強度的影響。同時對纖維網和hp增強混凝土的抗壓強度、劈裂強度、抗彎強度作了對比分析。最後對hp的作用機理進行了研究。
  4. The results indicate that hp can promote the toughness and strength of cement mortar and concrete, and with the increase in hp mixture, compressive strength increases more obviously than bend resistant strength does ; with the hydrosoluble hp fibre added, the microstructure of mortar or concrete will change, the space web structure will be formed, which consists of mixed hydrates and hp films. as a result, the performance of mortar and concrete, with high strength and few apertures, can be improved

    結果表明, hp對水泥砂漿和混凝土有顯著的增韌、增強作用,且隨著hp摻量的增加抗壓強度提高的幅度增大,抗折強度提高的幅度降低; hp水溶性高分子纖維的加入可改變混凝土的微觀結構形態,在混凝土或砂漿中形成了水化產物與hp膜交織的空間網狀結構,使漿體緻密,減小孔隙率,從而影響其整體性能。
  5. Products function : put our “ sun shine ” brand carbon steel fiber evenly seep into concrete to form steel fiber reinforced concrete and it can decrease the thickness of reinforced concrete by half, it not only shorten the project time, save the material and manpower expense, bring distinct economic benefit, but also increase the performance of crack resistance, percussion resistance, tensile strength, bend resistance. scosspr resostamce amd wear resistance of the reinforced base materials. if the weight ratio of 2 % steel fiber seep into the concrete, it can solve the brittleness problem of the concrete, in the condition of 60 % ralative air humidity, after 21days air - dry, even 520 days air - dry, it ' s difficult to find any crack by eyesight, the bend resistance for the steel fiber concrete is 140 times stronger than the concrete without steel fiber, the capability of impact resistance increase 10 times

    產品功能:將本公司「雙興」牌碳鋼纖維系列產品均勻地摻入混凝土中,形成鋼纖維增強混凝土,可使工程中鋼筋混凝土的施工厚度降低一半,不僅縮短了施工工期,節省了材料和人工費用,帶來顯著的經濟效益,且增強了基體的抗裂、抗沖擊、抗彎、抗剪、耐磨擦等性能,如摻入本公司2 %鋼纖維的混凝土,不僅解決了混凝土的脆性問題,在空氣相對濕度60 %的條件下風干21天後,甚至在風干520天,肉眼很難發現裂縫,摻入鋼纖維后的增強混凝土比不摻鋼纖維的混凝土抗彎強度提高140倍,耐沖擊荷載提高10倍。
  6. Give me the strength never to disown the poor or bend my knees before insolent might

    賜給我力量使我永不拋棄窮人也永不向上淫威屈膝。
  7. This paper mainly discussed the optimization design of two - stage star - type gear transmission system. it covered the two sides : one - stage gear transmission and two - stage gear transmission. on the basis of their analysis and research, the mathematic models are created which include the objective functions of minimum volume and minimum center distance, the constraints of contact strength, bend strength and scuffing strength

    本文主要研究了航空發動機星型齒輪傳動系統的優化設計,對單級齒輪傳動和兩級星型傳動都進行了深入的分析和探討,分別以系統體積最小和中心距最小為目標函數,以齒輪的接觸強度、彎曲強度、膠合強度等為約束條件,建立了完整的數學模型。
  8. The bending strength of fiber / resin / aluminum alloy laminated composites is 465mpa and it has good property of bend formability

    纖維樹脂鋁合金疊層復合材料具有良好的彎曲性能,彎曲強度達465mpa ,加工成型性好。
  9. Through the bonding tests and the theory analysis between the advanced composite glass sheets and the concrete under the general load - carrying condition, the iterative load - carrying condition, the freeze - thaw action, and the defective bonding, the calculative model has been established, and the numerical value of fibre sheet strain under different load - carrying has been confirmed. the bond strength calculative expressions for the concrete bonded with glass fibre sheet under the pull - shear and the bend load - carrying conditions have been established. the author put forward the decreasing coefficient and the calculative expressions for the influence of reinforce effect by the non - effective area and the calculative expressions for the influence of the freeze - thaw action on the carrying capacity of the concrete beams

    本文採用美國泰扶高強復合玻璃纖維布以及與之性能相當、由南京玻璃纖維研究院自行研製開發的egfw430型玻璃纖維布兩種材料,通過在靜載、重復荷載、凍融及有缺陷粘結條件下的高強玻璃纖維布與混凝土粘結性能的試驗研究與理論分析,建立了玻璃纖維布-混凝土的粘結計算模型,明確了不同受力狀態下纖維布應變的設計取值,提出了玻璃纖維布-混凝土抗剪粘結強度的計算公式;確定了考慮非有效粘貼面積對加固效果影響的折減系數;給出了凍融循環次數引起承載力下降的插值計算方法;並驗證了重復荷載作用下玻璃纖維布與混凝土良好的粘結性能。
  10. The results show that improving the rolling velocity and reducing the galvanizing time will result in reduction of strength loss after galvanizing, and increase of bend torsion valve, thus productivity is improved

    結果表明:提高收線速度,減少浸鋅時間,鍍后強度損失減小,彎扭值提高,生產效率提高。
  11. The s - n curve, the mathematical relationship of bend fatigue strength or life to strengthening loads and strengthening cycles, the maximum increments of fatigue strength and life were obtained by experimental digital processing

    通過對試驗數據的處理,得到了兩種結構彎曲疲勞強度的s - n曲線、彎曲疲勞強度和疲勞壽命與強化載荷、強化次數之間的數學關系,以及經過低載強化后彎曲疲勞強度和疲勞壽命提高的最大幅度。
  12. Test methods for aircraft wheel friction materials - part 6 : test method for bend strength

    航空機輪摩擦材料試驗方法第6部分:彎曲強度試驗方法
  13. The rigidity and strength performance such as tension bend, torsion of composite laminated plates are calculated by use of classical lamination theory, and then analyses the experiment methods for rigidity and strength of laminate in detail, the comparison of theoretical analysis and experimental result shows good consistent, which indicate that the theoretical analysis and experimental method presented there is applicable for design and manufacture of military medical shelter laminate. in addition, theoretical analysis is taken for heat preservation and insulation performance of the laminate material by use of stable plate heat conduction method

    採用經典迭層理論,計算了軍用醫療方艙復合夾層大板材料的拉伸、彎曲及扭轉等剛強度性能,由此深入研究了夾層大板材料彎曲剛強度性能試驗方法,對理論分析進行了試驗驗證,結果表明該課題提出的理論分析和試驗方法適于軍用醫療方艙鋁塑復合夾層大板力學分析,對軍用醫療方艙鋁-聚氨酯-鋁復合夾層大板的力學結構設計和製造具有重要的應用價值。
  14. Its bend strength is 144. 1 mpa, impact strength is 13. 5 kj / m2 and martin heat - resistant temperature is 160. and the heat decompounding temperature of the resin is 350, which is confirmed by the tga of cured resin

    同時對改性后樹脂固化物進行熱失重分析,確定樹脂固化物熱分解溫度為350 。表明通過改性后的雙馬樹脂具有較好的力學性能和耐熱性。
  15. The results of the experiment are as follows : the bend strength, bend modulus, stiffness and toughness of the mortar layer will be improved when add 30 % fsmf to resin. the axis tensile strength, stiffness, hardness and weariessness of winding layer will be improved when add 25 % ~ 30 % fsmf to resin

    提出了應用設想並進行了實驗研究,結果表明:在樹脂中加入30 %的fsmf ,可提高夾砂層的彎曲強度、彎曲模量、剛度和韌性;在樹脂中加入25吠屍30 %的fsmf ,可提高纏繞層的軸向拉伸強度、剛度、硬度和耐磨性,降低成本。
  16. Moreover, we prepared epoxy / bentonite nanocomposites using conventional organbentonite and quaternary ammonium salt / caprolactam modified organobentonite as harbinger respectively. their mechanical performance were tested. the bend strength and modulus of conventional epoxy / bentonite nanocomposite are 73 % and 52. 4 % higher than those of pure epoxy, while the bend strength and modulus of new epoxy / bentonite nanocomposite are 95. 6 % and 64. 2 % higher than those of pure epoxy

    與純環氧樹脂固化物相比,傳統有機膨潤土製備的納米復合材料的彎曲強度和彎曲模量分別提高73和52 . 4 ,而新型有機膨潤土製備的環氧樹脂/膨潤土納米復合材料的彎曲強度和彎曲模量分別提高95 . 6和64 . 2 。
  17. The results show that fsmf can improve the bend modulus of the resin cast clearly, but reduce the tensile strength. in the suitable content of filler ( not more than 30 % in this experiment ), fsmf can improve the tensile modulus and bend strength. in the suitable content of filler ( 20 % ~ 30 % in this experiment ), fsmf can improve the toughness of the resin cast

    結果表明: fsmf顯著提高樹脂澆鑄體的彎曲模量,但降低拉伸強度;在合適的填料含量(本實驗中為30 )下, fsmf可提高樹脂澆鑄體的拉抻模量和彎曲強度;在合適的填料含量(本實驗中為20 30 )下, fsmf可起到增韌效果,改善樹脂澆鑄體的斷裂韌性。
  18. By the addition of copper coated carbon fiber, the bend strength and hardness of cf / cu ( c ) - cu composites increased, the volume density and electrical conductivity of the composite have no apparent change

    與銅-鍍銅石墨復合材料相比,碳纖維鍍銅石墨-銅復合材料的硬度和抗彎強度有了進一步的提高,密度和電阻率變化不大。
  19. In this paper, the volume density, hardness, bend strength and electrical conductivity of cf / cu ( c ) - cu composites have been tested. the results show that, after graphite is coated by copper, the electrical conductivity, bend strength and volume density of cu ( c ) - cu composites is remarkably increased. with the increase of copper coated graphite, the static characteristics are reduced

    本論文通過對不同成分復合材料試樣的密度、硬度、抗彎強度和電阻率等靜態性能的測試發現,石墨粉表面鍍銅提高了材料的導電性能,同時材料的硬度、抗彎強度都有顯著的提高;但當鍍銅石墨粉繼續增加時,材料的導電性能降低,密度、硬度和抗彎強度下降。
  20. The research of the bend stress of fg drive is made by the use of finite element analysis ( fea ). the influence of the force location on the calculating stress of the bend strength is considered

    在面齒輪傳動的彎曲應力的研究中,利用有限元分析法對面齒輪的彎曲應力作了分析;考慮了力的作用點對彎曲應力的影響;獲得了彎曲應力的分佈規律。
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