long-term creep 中文意思是什麼
long-term creep
解釋
長期蠕變-
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。 -
Three dimensional braiding preform reinforced resin composite is a new type of advanced composites and used in aircraft and space, transportation, construction, military project, medical treatment and physical education etc. 3 - d braiding composites will subject to long - term tensile force during applied process, which is a long - time creep process
樹脂基三維編織復合材料是一種先進的復合材料，它已經應用於航空、航天、交通、建築、軍工、醫療、體育等領域。在應用過程中，三維編織復合材料會受到長期拉伸力的作用，這決定了它的使用過程是一個長期的過程，因此蠕變性能成為表徵其力學性能的一個非常重要的指標。 -
Five sets of long - term axial loading equipment were designed and manufactured. the component of long - term loading test comprised axial creep and creep recovery at two different level of sustained load
試驗中，獲取了不同損傷程度加固柱在長期荷載作用下的試驗數據，同時考慮了不同大小軸壓荷載的影響。 -
Accounting for creep and stress relaxation, a long - term life and low cycle fatigue life prediction method for gas turbine engine hot section is established
摘要建立了考慮蠕變和應力鬆弛的航空發動機渦輪葉片等高溫構件的持久壽命和低循環疲勞壽命預測方法。 -
Available empirical results indicate that the creep of reinforcement strongly influences the overall behavior of rs structures, which is demonstrated by excessive deformations. different creep tests are discussed and the test methods to obtain the two kinds of creep curves are compared in this thesis. the methods of how to determine the reduction factor according to long - term strength of creep or allowable strain during the services life are presented
文中介紹和研究了不同的蠕變試驗手段，比較了獲得兩種蠕變曲線的試驗方法，並給出了兩種蠕變曲線一定范圍外推的數據處理方法;給出怎樣根據設計使用年限的長期蠕變強度或容許應變來確定蠕變折減系數的方法，並用計算實例來說明。 -
In view of the fact that prediction of creep and shrinkage with current bridge provision for specific concrete under specific ambience sometimes has a big discrepancy with real values, a new method to obtain the expressions of creep and shrinkage from newly - built pc bridges short - term test results is presented, and relative equations have been established. therefore, a reliable long - term prediction on effect due to creep and shrinkage in pc bridges holds a firm bearing point
研究中發現某一特定環境下工作的混凝土用現有規范公式預測得到的徐變、收縮特性常有偏差較大的現象，由此提出了從新建預應力混凝土橋梁短期試驗結果推算梁體相應素混凝土在工作環境下的徐變、收縮特性的思想和方法，並建立了計算式，為新建預應力混凝土橋梁可靠的徐變效應分析提供了前提和保證。 -
The grey model and extended grey dynamic model considering the influence of loading time on creep of concrete were used to predict the long - term deformation of 6 self - compacting concrete beams on the basis of short - term experimental data
摘要採用灰色系統模型以及灰色動態拓廣模型考慮荷載持續時間對混凝土徐變的影響對6根自密實混凝土梁的長期變形進行預測研究。 -
Using biomechanics methods, through the study of the influence of different injection and maintain period on the expansion efficacy and shrinkage rate of skin, a rapid expansion method with relatively big expansion area is proposed ; biomechanics analysis in vivo is been made on the expanded skin ; comparing the biomechanics property in vitro of the rapid expansion and conventional expansion with different maintaining times, the parameters such as strength, stress - strain relationship, stress relaxation and creep which reflect the characteristic of the expanded skin have been obtained ; making the research of the expanded skin ' s biomechanics changes at different stage after grafting, the long - term and short term diversified regular has been obtained ; making experimental study and discussing the changes in the microcirculation and vessel structure of exceedingly expanded shin, the relationship between survival length of flap and the changes has been gotten
本課題旨在用生物力學的方法通過動物實驗來研究不同注水擴張期和維持擴張期對皮膚擴張量和皮膚回縮的影響，探討有效獲取較大的擴張皮膚面積的快速擴張方法；對擴張皮膚進行在體生物力學特性分析；比較了快速擴張和常規擴張在不同維持期的皮膚離體生物力學特性，得到離體生物力學各參數，如強度、應力?應變、應力鬆弛、蠕變等；為全面了解擴張皮膚在移植后的近期和遠期的變化規律，做了擴張皮膚移植后不同階段的生物力學變化的實驗研究；探討了不同擴張量時皮膚的微循環變化和血管結構變化與皮瓣存活的關系。 -
By using the constitutive model, we can establish the creep and consolidation model, the variation trend of super pore water pressure and the development of viscoelastic settlement and viscoplastic settlement. at last forecasting the long term creep settlement in the metallurgy industrial estate at the backward position of haihe river in tianjin
並利用此本構關系建立蠕變與固結模型，計算出土層在大面積填土作用下超靜水壓力發展趨勢，同時得出其粘彈性、粘塑性沉降發展趨勢，最後對冶金工業區軟土長期蠕變沉降作出預測。 -
The results showed that the long - term deformations of beams strengthened with cfrp laminates are less than the deformations of plain beams by 6 % 16. 5 %. on the same long - term load, with the process of strengthening changed, the creep deformations of strengthed beams were different
結果表明: cfrp布加固梁徐變比普通混凝土梁減少6 % 16 . 5 % ，並且相同的長期荷載作用下，加固歷程不同，其徐變變形也不同。 -
The shear and rheologic tests related to sliding soil within landslide zones are conducted and long - term strength as well as critical strength of acceleration creep are obtained accordingly
對滑坡滑帶土進行剪切流變試驗，得到長期強度和進入加速蠕變的臨界強度。 -
Based on creep test of soft sheaf, according to time effect of long term strength, fuxin haizhou open - pit coal mine slope is exemplified to study dynamic stability of side slope, and method for predicting the instability of this slope is discussed
摘要以阜新海州露天礦邊坡為例，在弱層流變試驗的基礎上，依據其長期強度的時間效應，對該處邊坡進行了穩定性動態評價，探討了該類型邊坡失穩預測的方法。 -
Creep characteristic and long - term stability of rock mass in ship lock high slope of the three gorges project
三峽船閘高邊坡巖體時效特性及長期穩定性分析 -
This thesis has made the contrast test of shrink and creep for plain concrete and concrete filled steel tubes on the basis of long term in - door test, obtains the principles of shrink - creep of concrete filled steel tube, simulates the test data, analyses and contrasts the coefficient of shrink and creep, thus offers reference for the calculation mode of creep, furthermore by introducing reasonable assuming at the same time, develops the calculation formula of equivalent elastic modulus at the same time, develops the calculation formula of equivalent elastic modulus, adopts common structure analyses procedure ansys to calculate the redistribution of section stress in the steel tube and concrete during operation
本文在長期的室內試驗的基礎上對素混凝土和鋼管混凝土做了收縮和徐變的對比試驗，得出鋼管混凝土的收縮徐變規律，對試驗數據進行了擬合，對鋼管混凝土的收縮和徐變系數進行了分析和比較，從而為鋼管混凝土的徐變計算模式提供參考，同時通過引入合理的假定，並結合由「齡期調整有效模量法」導出的混凝土徐變本構關系，推導出了鋼管核心混凝土考慮徐變影響后的等效彈性模量計算公式，並以此為基礎採用通用結構分析程序ansys對成橋后鋼管和混凝土應力重分佈進行了計算。 -
Plastics piping systems - glass - reinforced thermosetting plastics pipes - determination of the creep factor under wet conditions and calculation of the long - term specific ring stiffness
塑料管道系統.玻璃增強的熱固性塑料管.潮濕條件下蠕變因數的測定和長期特定環狀物剛度的計算 -
Plastics piping systems. glass - reinforced thermosetting plastics pipes. determination of the creep factor under wet conditions and calculation of the long - term specific ring stiffness
塑料管道系統.玻璃纖維增強式熱固性塑料管件.潮濕條件下蠕變系數的測定和長期特定環勁度的計算 -
The pressure component inside the boiler, represented by superheater, whose main reason of life loss is long - term creep
對于以高溫過熱器為代表的爐內承壓部件，其壽命損耗的主要方式主要是長期蠕變。 -
This paper introduces all kinds of calculation methods of settlement and the popular research theory at present, expresses the rheology theory and its developing trend in detail. based on the rheology theory, the theory of linear - visco - elastic - plastic model is put forward to forecast the long term creep settlement of soft soil in the metallurgy industrial region at the backward position of haihe river in tianjin
本文詳細介紹了國內外關于沉降計算的研究現狀，以及當今流行的研究理論，著重介紹了流變理論的研究現狀及其發展趨勢，並在此基礎上提出了用線性粘彈塑性模型理論來預測天津市海河下遊冶金工業區軟土長期蠕變。 -
To the problems in long - term monitoring of concrete stress, the numerical simulation for concrete creep effect of the main girder segment of wenhui bridge was made ; accordingly a method that can approximately separate the creep strain was put forward
針對目前混凝土應力長期監測中存在的問題，對文暉大橋主梁節段進行了徐變效應的數值模擬分析，並提出了近似的徐變應變分離方法。 -
After the evaluation of the three parameters in the proposed creep model, which is based on the large numbers of experimental measurements of concrete creep, the influential regularities of concrete filled steel tube columns under long - term loading are investigated. by dispersing time, the method of tangent modulus is adopted to study the relation of creep strain and load time. in the end, this paper took cft specimens with representative geometry and sectional dimensions as examples and adopted the proposed method as an approach to investigate the influencing regularities of many factors, which include the ratio of long - term load to strength, the slenderness ratio, the eccentricity ratio, and the intensity grade of concrete, on cft structures
在對鋼管混凝土構件長期荷載效應的分析中，本文基於三維粘彈性理論，採用三參數粘彈性模型，提出了核心混凝土徐變的三維有限元分析理論，在總結過去大量關于混凝土徐變試驗實測結果的基礎上擬合了模型中的三個參數，並成功將其應用於鋼管混凝土徐變的三維分析計算中，得到徐變與持荷時間的關系，以典型截面形式的圓鋼管混凝土軸壓、偏壓構件為例，對軸壓比、長細比、含鋼率、偏心率以及核心混凝土等級分別進行了大量的參數分析和實驗對比研究，結果表明二者符合較好。
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