拉伸模量 的英文怎麼說

中文拼音 [shēnliáng]
拉伸模量 英文
extension modulus
  • : 拉構詞成分。
  • : Ⅰ動詞(展開) stretch; extend Ⅱ名詞(姓氏) a surname
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  1. Tensile tests of carbon filament yarn shows at high strain rate that the mechanical behavior of carbon fiber bundles are insensitive to strain rate, i. e., the failure stress strain and elastic modulus are not increased with the rising of strain - rate. however, the fractograph of carbon fiber is rate - dependent. the fractograph of carbon will become smooth from coarse as the strain rate increases

    通過對碳纖維束的沖擊試驗表明,雖然碳纖維束的力學性能與應變率基本上是不相關的,即隨著應變率的增大,碳纖維束的初始、破壞應力及其失效應變都變化不大,但碳纖維束的破壞斷口與沖擊實驗的應變率密切相關。
  2. 4. the principle of the experiment including the isdg method is introduced. and the effect of shape and distance of the indention on strain measurement is analyzed

    4 )介紹試驗設備的組成及試驗原理,通過理論推導和有限元數值擬分析了試樣的凹痕標記對應變測的影響,對isdg ( interferencestrain displacementgauge )方法進行了深入的研究。
  3. At the same time we study, analysis and discuss the action that non - linearity - stickiness - springiness and crazing damage of the pmma sample under creep though making us of the knowledge about the high molecule physics the damage theory of material of rheology of bodies with defects. through the study and theory analysis of single - axes stretching experiment in pmma sample under creep, take the surface crazing damage density of pmma sample as an variable, to look for a commonly rule that the crazing damage of pmma, and to offer a feasible damage model for the sake of study that of pmma ' s remoteness damage

    同時運用高分子物理、含缺陷流變性物體的材料破壞理論等知識,對無孔洞pmma試件和有孔洞pmma試件蠕變條件下非線性粘彈性行為及其銀紋損傷現象進行了研究、分析與探討,通過對蠕變條件下的pmma試件的單軸實驗研究和理論分析,以pmma試件的銀紋損傷面密度值為損傷變,來嘗試尋求pmma銀紋損傷的一般規律,為研究pmma的細觀損傷提供了一種可行的損傷型。
  4. 4. the choice reference of medium belt material is came up with : with higher compress intensity, pull intensity and bend fatigue intensity, with middle or low elastic modulus, besides fine heat - resistant, wearable, oil - fast, water - fast anti - impactive capabilities

    4 、提出並分析了介質帶材料的合理選擇原則:壓縮強度、強度和彎曲疲勞強度高和韌性好的中低彈性復合材料,此外還需具有良好的耐熱、耐油耐水性、耐磨性、抗沖擊性、耐候性等。
  5. The first stage is primary slip then followed by secondary slip ; the last stage is due to dislocation passing the slips. the cyclic stress strain ( css ) curve exhibits a stronger hardening occurred in cyclic plastic deformation than that in tensile test

    建立了和應變疲勞的有限元型,使用基於晶體滑移型的數值方法,對晶體內部滑移系的啟動以及滑移繫上的分解切應變、切應力這些無法試驗觀測的變進行計算,分析它們對晶體塑性變形的不同影響。
  6. The dynamic characteristics and fatigue property of polyester fiber modified asphalt concrete are investigated in this paper, and the effects of polyester fiber on the viscoelastic characteristic and fatigue performance arc analyzed

    摘要採用動態試驗和間接疲勞試驗研究了聚酯纖維瀝青混凝土(纖維摻為0 . 25 % )的動態特性和疲勞性能,分析了聚酯纖維對瀝青混凝土粘彈特性和疲勞性能的影響。
  7. The intercalation mechanism of insitu emulsion polymerization has been proposed for the first time. then acr / montmorillonite nanocomposites blended with pvc, the tem and xrd indicated that the montmorillonite were dispersed with nanometer in pvc matrix. the flexural strength and flexure modulus of composites increased with the montmorillonite content, and the impact strength of composites a little increased

    且隨著acr蒙脫土納米復合材料中蒙脫土用的增加,雖然pvc acr蒙脫土納米復合材料的性能變化不大,但抗彎強度和彎曲明顯增大,而且其缺口沖擊強度也有一定幅度的增大,具有工業實用價值。
  8. ( 1 ) systematic triaxial compression tests are made for the sand reinforced by various national geosynthetics. comprehensive investigations into the interaction characteristics are also made between sand / lime fly ash and various national geosynthetics by direct shear tests and pull out tests, which can help choosing geosynthetic type and understanding the geosynthetic reinforcement mechanism ; ( 2 ) this paper is also firstly systematically presents the results of a comprehensive investigation into the interaction characteristics between lime fly ash and various national geosynthetics ; ( 3 ) by non - linear fem, the influence of the modulus of geosynthetics, the thickness of the soft ground and the width of the foundation on the effectiveness of geosynthetic reinforcement are also studied ; ( 4 ) the main conclusions are as followed : ( geotextiles are likely to be suited for projects allowing high displacement, polyester warp knitting geogrids and oriented geogrids for projects allowing medium displacement, glass fiber geogrids for projects allowing low displacement and geonets for secondary projects. ( the confining effect of fill material to act on different kinds of geosynthetics varies largely, which must be considered

    ( 1 )本文利用三軸壓縮試驗,比較各種國產土工合成材料對砂土的加筋效果;利用直剪試驗和拔試驗,比較各種國產土工合成材料與砂土或石灰粉煤灰的界面摩擦特性,深入研究土工合成材料的加筋機理,首次明確提出加筋土工合成材料的選型原則; ( 2 )本文首次系統地研究了石灰粉煤灰與各種國產土工合成材料的界面摩擦特性; ( 3 )本文採用有限元法,系統研究了加筋、軟土地基厚度、基礎寬度等因素對土工合成材料加固軟土地基效果的影響; ( 4 )本文主要結論如下: (無紡土工織物適合用於允許大變形的加筋土工程;滌綸纖維經編土工格柵和塑料土工格柵適合用於對變形有較嚴格要求的加筋土工程;玻璃纖維經編土工格柵適合用於對變形有嚴格要求的加筋工程;土工網適合用於低等級的加筋土工程。
  9. Several kind of simplified calculating models are introduced. the web and flange plates in mcar with a large number of corrugations were equivalent to orthotropic curve plates. the equivalent elastic modulus was yielded by tensile tests, which provides the material constants data for the structural static and dynamic analysis

    2 、綜述了拱型波紋鋼屋蓋的各種簡化計算型,並把帶有波紋的腹板和底板分別等效成正交各向異性平曲板,通過測試了它們的等效彈性,為結構的靜力和動力有限元分析提供材料常數依據。
  10. Based on the principle of michelson interference a new integrative experiment apparatus to measure linear expansion coefficient and yang ' s modulus of metals is designed and manufactured primarily

    摘要在邁克耳孫干涉原理的兩條干涉光路中,分別設置可以精確測金屬絲的長度和金屬棒熱膨脹的裝置,從而設計出一種可以分別測金屬楊氏和線脹系數的新型綜合實驗儀器。
  11. Because of the importance of the industry, the paper is valuable in engineering. the paper also discusses multi - field, multi - phase, multi - state and computer technology, so the paper is also valuable in study. in chapter 1, the background, the history and the study status of model of " flow of fluid - solid material along a curved line by stretch " are provided

    論文研究流固物體曲線流動數值擬的原理和方法,這個問題典型存在於聚合物抽絲及鋼鐵冶金連鑄工藝和加工過程中,由於涉及重要而龐大的產業,因而具有重要的工程價值,又涉及近代力學多場、多相、多態和計算技術等綜合復雜問題,因而具有重要的學術價值。
  12. Finite element analysis of tension module in 3d braided composites

    三維編織復合材料拉伸模量的有限元分析
  13. The results showed that with the increase of heat treatment temperature, both the carbon content and tensile modulus of carbon fibers were enhanced, however the linear density decreased

    試驗結果表明,隨著熱處理溫度的提高,炭纖維線密度下降,微晶層間距縮小,碳含、微晶尺寸和拉伸模量得以提高。
  14. Compared with pure pmma, the thermal and mechanical properties of the nanocomposites are obviously improved at a very small amount of mmt ( ommt ) loading. the tgs of the composites via different methods are improved by 10 ~ 26 ?, the decomposition temperatures at weight loss of 5wt % are increased by 42 ~ 99 ?. in the bulk system, tensile strength, tensile modulus and impact strength are improved by 32. 2 %, 60. 3 % and 68. 6 %, respectively, without the loss of light transmittance

    相對于純pmma體系,懸浮法、乳液法及本體法復合材料的t _ g值提高了10 26 ;后兩種復合材料熱失重5wt的溫度提高了42 99 ;而本體法復合材料的強度、拉伸模量及沖擊強度值最大分別提高了32 . 2 、 60 . 3和68 . 6 ,而透光性能基本未受影響。
  15. Theoretical models were used to predict the effects of microcrack - density to effective tensile modulus of cf / ep laminates for long - term duration exposure for it difficult to get from tests. a uniaxial zero - expansion model was established based on the analysis of thermal stress and the coefficient of thermal expansion of the laminates

    由於受到試驗周期的限制,對于長期暴露于空間環境中的層合板材料,其有效拉伸模量很難用試驗方法直接測,本文採用理論型進行分析。
  16. Modification factors were given according to the relationship between elastic modulus reduction and tensile stress. the empirical elementarily formulas of damage evolution in tensile loading were given quantitatively, and verified by experiments

    通過彈性衰減與應力變化的關系,確定了二維編織、三維編織c sic復合材料損傷的修正系數,初步定給出了該材料損傷演化方程的經驗公式並通過實驗驗證。
  17. Damage evolution equations in the tensile process were formulated, using ae accumulative relative energy as a damage variable, based on single bundle model, average rod model and volume - averaged model, for single bundle, 2 - d woven and 3 - d braided c / sic composites respectively

    利用聲發射累積相對能定義損傷變,通過單纖維束型、平均桿元型以及體積平均化型初步建立了纖維束、二維編織、三維編織c sic復合材料損傷演化方程。
  18. Iour company have designing and processing of ability and we can manufacture the various kinds melted - zinc - bath of specifications and shapes, and we also can produce the machine equipment, for example, there are a lot of stamping dies and stretching dies ect.,

    一根據用戶要求可製作各種規格形狀的鍍鋅鍋槽,備有全套沖壓和具等加工設備,有先進的焊接水平,採用電弧氣刨來保證焊縫質
  19. Firstly, the domestic researches, which have been reported, are introduced. then the characteristic of the system in estimation of prestressing losses is analyzed by theoretical method, and the reasons that the elimination of tendon is large and test results are not consistent are pointed. using fem software ansys, anchorage zone of pylon are analyzed

    論文首先介紹了國內現階段對該問題的一些研究成果,然後從理論上分析了小半徑大噸位環向預應力體系在計算預應力損失方面的特點和造成張偏大且實測的數據離散性較大的原因,並採用國際權威的有限元分析軟體? ? ansys從理論上進行分析和索塔錨固區最不利節段的足尺寸型試驗進行校驗。
  20. 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,但降低強度;在合適的填料含(本實驗中為30 )下, fsmf可提高樹脂澆鑄體的和彎曲強度;在合適的填料含(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。
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