蠕變時間 的英文怎麼說
中文拼音 [rúbiànshíjiān]
蠕變時間
英文
creep time-
So it is initiative and instructive for the future application of the temporal interferometry on the analysis of the vibration. in the study of the dynamic mechanical behavior of the ballistite material, the material ' s creep curves and the creep velocity curves are successfully obtained using tspm, and whole field displacement distributions
將時間序列散斑干涉計量方法引入材料蠕變特性的研究在國際上尚屬首次,該研究對于將來材料力學性能的研究又提供了一有力的分析工具,並為以後該領域的研究提供了有力的理論和實驗依據。The mechanical creep in photoelastic models is accompanied by a variation with time of the optical effects.
光彈性模型中的力學蠕變,伴隨著光學效應隨時間的變化。Thus the time - stress equivalence principle provides an accelerated characterization technique to evaluate the long - term creep properties of plastic geogrids
時間應力等效原理適用於對塑料土工格柵長期蠕變性能進行加速表徵。It is the first time to use the conventional espi system ( neither phase shifting nor carrier is used ) to continuously analyze the super low frequency vibration with high quantitative in the world
在火箭固體燃料動態力學特性研究中,時間序列法成功的給出了固體燃料的蠕變曲線和蠕變速率曲線,並且給出了其熱變形和蠕變不同時刻的全場位移分佈。Based on the creep experimental curve, the creep deformation law of silty soft clay of the first marine layer and its constitutive relationship among stress - strain - time is studied in this paper
本文在蠕變試驗曲線的基礎上,研究了天津市第一海相層淤泥質粉質粘土的蠕變變形規律,得出應力、應變、時間三者之間的本構關系。Standard test method for conducting time - to - failure creep - rupture tests of joints fabricated from nonbituminous organic roof membrane material
非瀝青質有機屋面薄膜材料接縫的蠕變斷裂時間標準試驗方法3d - c / sic fabricated with t300 carbon fibers weaved into 3 - dimensional and 4 - directional structure, was deposited pyrocarbon and sic matrix at 950 - 1000 with cvi method. fiber volume fraction of 3d - c / sic was 40 - 45 %, composite density was 2. 01g / cm3 and porosity was 17 %. in addition, the thickness of pyrocarbon interface was 200 nm for interaction fatigue - creep ; the interface layer of pyrocarbon for thermal shock had three thickness obtained by controlling deposition time which were 10h, 20h, 30h, respectively
3d - c sic是用t300碳纖維編織成三維四向編織體, cvi法在950 - 1000緻密,纖維體積分數為40 - 45 ,密度為2 . 01g cm ~ 3和孔隙率為17 ,用於疲勞蠕變交互作用試驗熱解碳界面層厚度約0 . 2 m ;用於熱震試驗的有三種界面層厚度分別是熱解碳沉積時間10小時、 20小時、 30小時獲得。Standard test method for creep and time to failure of adhesives in static shear by compression loading wood - to - wood
用壓縮負荷靜剪切法法測定膠粘劑蠕變和老化時間的標準試驗方法Qianshou pumpkin juice contains plenty of pectin fibre, it will enhance viscosity of gastric content, regulate extinction of the food on our stomach, make carbohydrate assimilate slower when it mixed with starch 類 food, thereby it can postpone the time of gastricemptying and change the speed of enterocinesia , so the blood sugar will not heighten quickly after dinner
「牽手」南瓜汁含有大量的果膠纖維,與澱粉類食物混合時,會提高胃內容物的粘度,並調節胃內食物的吸收度,使碳水化合物的吸收減慢,從而推遲了胃排空的時間及改變腸蠕動速度,使飯后血糖不至於升高太快。Standard test method for elevated temperature tensile creep strain, creep strain rate, and creep time - to - failure for advanced monolithic ceramics
高級單片陶瓷的高溫抗拉蠕變應變,蠕變應變率及蠕變斷裂時間的標準試驗方法Test results show that : ( 1 ) the amount of creep deformation during monotonic primary loading depends on strain rate before creep, creep stress level, and creep time ; ( 2 ) during monotonic primary loading, the stiffness increasing magnificently shortly after creep ; ( 3 ) the direction of creep will change from positive creep ; to neutral creep and negative creep during unloading, while during reloading, it will change from negative, to neutral and positive creep
試驗結果表明: ( 1 )在初始加載過程中,經過一定時間蠕變后黏土的強度有很大的提高; ( 2 )在卸載過程中,隨應力值下降黏土的蠕變表現出由正蠕變、中性蠕變到負蠕變的逐漸轉化; ( 3 )在重復加載過程中,隨應力值增加黏土的蠕變表現出由負蠕變、中性蠕變到正蠕變的逐漸轉化。Although the loading is little and the settlement completes quickly, in the littoral, because of deep soft soil, after the completion of main consolidation, there is also existed long term minor consolidation
雖然填土堆載較小,沉降完成時間較快,但是在沿海地區,由於其下部軟土較厚,在主固結完成之後,還將產生「漫長」的蠕變沉降。Concretely, 1, base on the viscoelastic mechanism of polymer depend on time, single axes stretching experiments are proceeded to research viscoelastic distortion of high polymer with the dependence on non - linearity and stress. we get each material parameter by dealing with the data of experiments, and contrast several theories of one dimension creep. 2
根據聚合物時間相依的粘彈性機理,對pmma試件進行了單軸拉伸蠕變實驗,著重研究了高聚物粘彈性變形的非線性及應力水平相關性;在此基礎上,對實驗數據進行擬合,得到了各個材料參數,並對幾種現有的一維蠕變理論進行了對比分析; 2From an examination of the tensile behavior of cz ly12 alloys under different temperature and strain rate, two kinds of deformation and intergranular fracture behaviors were observed that were opposite to the characteristic strain rate range in fine - grained superplasticity. the mechanisms are described as follows. the high ductility achieved at high strain rate is generally attributed to the dominant role of gbs accommodating mechanisms, which is considered as dislocation creep within grains controlled by subgrains
研究選用自然時效淬火態的ly12鋁合金,進行了一系列不同溫度和應變速率下的單軸拉伸試驗, 480下,觀察到與傳統細晶超塑性特徵區間相反的行為:較高應變速率下,動態再結晶使晶粒細化,促進了晶界滑移,亞晶界控制的晶內位錯蠕變是晶界滑移的主要協調機制。The creep coefficient method and the time - stress equivalence principle are used to investigate the creep behavior of plastic geogrids
摘要運用蠕變系數法和時間應力等效原理分析塑料土工格柵的蠕變行為。Once matrix microcracking has reached the saturation state, microcracking opening due to a time - dependent mechanism, which is encountered at the fiber / matrix interface, has been evidenced
一旦基體開裂達到一種飽和狀態,裂紋在界面處被止住,然後裂紋會隨時間在蠕變實驗中緩慢地張開。( 1 ) an optical technique is presented to quantify the creep crazing damage in stressed transparent glassy polymeric sheet of pmma. craze area density in this article is defined by ratio of crazing area and the overall area of the region selected. the specimens were loaded for a defined period of time under creep condition with room temperature, by optical microscope the evolvement of craze density varying with stress and time is obtained
Pmma ( polymethylmethacrylate )是一類重要的高聚物材料,在應用上屬于用量大、使用范圍廣的一類通用材料,本文選用pmma為主要研究對象,主要研究成果如下: ( 1 )用顯微鏡對透明玻璃態材料pmma蠕變條件下的銀紋損傷引發和演化進行了實驗觀測,將銀紋所佔面積和所取圖象視場總面積的比值定義為銀紋密度,得到了銀紋密度隨時間和應力變化的演化方程。The achievements and conclusions are listed as follows : 1, basing on the single - axes stretching experiment result of pmma sample with holes and pmma sample without holes under creep, using non - linearity regress analysis, after non - linearity imitating the experiment data, we may get the crazing damage density evolvement curve of pmma sample with holes and pmma sample without holes follow the time and stress under different stress level
本文通過實驗研究得到如下成果: 1 、基於有孔洞pmma試件和無孔洞pmma試件的蠕變條件下單軸拉伸實驗結果,採用非線性回歸分析,對所得數據進行非線性擬合,得到不同應力水平下,有孔洞pmma試件和無孔洞pmma試件銀紋損傷密度值隨應力及時間演化的曲線。Standard test method for accelerated tensile creep and creep - rupture of geosynthetic materials based on time - temperature superposition using the stepped isothermal method
使用階段等溫法對基於時間-溫度疊加的土工合成材料的加速拉伸蠕變和蠕變斷裂的標準試驗方法( 5 ) basing on the exploring of the functions of cohesion force and friction force during rheology course and the assumptin that viscosity lost according viscosic strain, a constitutive model for viscous, elastic and plastic rock is set up, which can simulate the third course of creep. then the impact of transcient damage to rheology is discussed and corresponding creep model for rock is proposed
( 5 )在探導巖石顆粒間粘聚力和顆粒間摩擦力在巖石發生流變過程中的作用基礎上假設粘性失效按流變應變統計概率分佈,建立了巖石粘彈塑性本構關系,能夠描述巖石蠕變加速階段特徵;討論了瞬時損傷對巖石流變的影響和相應的損傷蠕變模型建模問題。分享友人