長期載荷 的英文怎麼說

中文拼音 [zhǎngzǎi]
長期載荷 英文
long-duration load
  • : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
  • : 期名詞[書面語]1. (一周年) a full year; anniversary 2. (一整月) a full month
  • : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • : 荷名詞(蓮) lotus
  • 長期 : over a long period of time; long-term; long range; secular
  • 載荷 : load; loading載荷變化 load fluctuation; variation in load; 載荷裝置 load device
  1. Due to slope cable bears barely alternative load longtime in nature environment, it is easy to corrosion and wreck. seriously, the bridge is possibility to collapse in strictness air empoison, water pollution, seashore and ocean surroundings. therefore, to study cable ’ s corrosion widely and to inhibit corrosion process are very important for increase endurance and safety of bridge construction

    由於斜拉索承受交變並暴露于自然環境中,特別是大氣污染嚴重地區、水污染嚴重地區、海濱及海洋環境,極易發生腐蝕破壞,嚴重者還會因坍塌而造成生命及財產的巨大損失,因此,全面研究橋梁拉索的腐蝕,阻斷腐蝕的成因,對提高橋梁結構的耐久性與安全性具有重要意義。
  2. ( 3 ) by choosing core faultage of axial site in luohu fracture zone i. e. geological cross section in huangbeiling faultage f8 as geological model and utilizing finite element numerical method, change tendency of huangbeiling faultage f8 under self - weight stress and building loads is stimulated. and long - term development trend of fracture zone is also predicted, which has an important guiding meaning for works of geological disaster prevention in district of luohu jiancheng

    ( 3 )選取羅湖斷裂帶軸部的核心斷層?黃貝嶺f8斷層地質剖面作為地質模型,利用有限元數值方法模擬了黃貝嶺f8斷層在自重應力和建築物共同作用下的變化趨勢,預計出斷層帶的發展趨勢,這對羅湖建成區的地質災害防止工作有重要的指導意義。
  3. Increasingly widely use of nonlinear viscoelastic materials, use of materials under extreme conditions, along with frequent occurrence of delayed catastrophic accidents, all these make the study a pressing problem of initiation and crack growth of nonlinear viscoelastic fracture

    隨著非線性粘彈性材料的廣泛使用和材料在極端條件下的使用,在作用下頻繁出現的延遲性的災難性的事故使得非線性粘彈性的裂紋起裂時間和裂紋擴展速度的研究成為亟待解決的問題。
  4. 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作用下的試驗數據,同時考慮了不同大小軸壓的影響。
  5. This paper, in the light of the special geological environment and actual project situation of the three gorges reservoir area, puts forward a comprehensive analysis and evaluation system suitable for the stability analysis of the bank landslide of the three gorges reservoir area under the premise of thorough consideration of the water influence on the stability of the bank landslide, and obtains the following achievements in several aspects that have the practical application significance and certain scientific research value : ( 1 ) it is discovered that the water activity is the primary factor of the formation of the new landslide and the revival of the ancient landslide. on the one hand, the rising underwater level reduces the actual stress of landslide ; on the other hand, the long time soaking of the underwater reduces the mechanics intensity of the landslide and the slide belt, both of which reduce directly the landslide stability ; ( 2 ) in view of the special condition of the three gorges reservoir area, this paper analyzes systematically the forces acted on the landslide of the three gorges reservoir area and the force varieties acted on the divided landslide when the water level changes between 175 meters and 145 meters. thus it is more scientific and comprehensive for the analysis of the forces acted on the landslide ; ( 3 ) this paper summaries systematically 10 kinds of typical computation projects by organic combinations of different kinds of situations in the dry season ( nature statue ), rainy season ( rainstorm or rains for a long time condition ), with 175m water level in the reservoir, during the earthquake, with the water level of the reservoir adjusted from 175m to 145m and so on, and produces

    本文針對江三峽庫區特殊的地質環境與工程實際情況,在充分考慮水對庫岸滑體穩定性影響的前提下,提出了一個適用於江三峽庫岸滑坡體穩定性分析的綜合分析評價體系,並取得了如下幾個方面具有工程實際意義和一定科學研究價值的研究成果: ( 1 )研究結果發現,水的活動是新滑坡形成或古滑坡復活的主要因素,一方面是由於地下水位升高降低了滑坡體的有效應力,另一方面是由於地下水的浸泡降低滑體及滑帶的力學強度,這兩方面的因素均將直接降低滑坡的穩定性; ( 2 )針對三峽庫區的特殊條件,系統分析了作用於三峽庫區滑坡體上的力系和庫水位在175m與145m間變化時滑體條塊的受力變化,從而使對作用於滑坡體上的力系分析更科學、更全面; ( 3 )通過對滑體處于旱季(天然狀態) 、雨季(暴雨或降雨狀態) 、 175m庫水位、地震以及庫水位由175m調節下降至145m等各種不同情況的有機組合,本文系統地歸納總結出了10種典型計算工況,並具體給出了相應的作用的計算方法,使在庫區岸坡滑體穩定性分析評價時對計算工況選擇及其作用的計算更具規范性; ( 4 )具體運用c + + builder開發了關于滑坡體穩定性綜合分析評價系統,使對滑坡體穩定性分析計算更方便、更準確; ( 5 )將上述滑坡體穩定性綜合分析評價系統應用於重慶市豐都縣名山滑坡穩定性分析的具體事例中,分析結果表明,本文所提出滑坡體穩定性綜合分析評價方法對三峽庫區的滑坡穩定性分析是實用可行的。
  6. The bridges will gradually wear down under the circumstances of the natural environment, such as the atmosphere erosion, the changes of the temperature and the humidity, and applied environment, such as the loading, the fatigue of the material and the structure

    橋梁在自然環境(大氣腐蝕、溫度、濕度變化)和使用環境(作用與頻率的增加、材料與結構的疲勞)的作用下,會出現逐漸退化的趨勢。
  7. When the transportation load is long - term evenly distributed, the influences of each relevant factor, i. e. pipeline depth, diameter, deformation module of foundation, poisson ratio of soil and tyre pressure of vehicles, toward mises stress and vertical displacement of pipelines are discussed. when the transportation load is movable and invariable, the changing rules of mises stress and vertical displacement during the vehicle ' s movement are calculated and analyzed, and effects of vehicle velocity and tyre pressure toward these two mechanical characteristics are discussed. when the transportation load is stable and simple harmonic, the changing rules of mises stress and vertical displacement during the time of load function are calculated and analyzed, and effects of vehicle velocity and tyre pressure toward these two mechanical characteristics are also discussed. in three - dimensional analysis, mises stress and vertical displacement of pipelines under three kinds of transportation loads are calculated, and the analysis and discussion of correlative factors are also made

    當交通均布時,討論了各相關因素,包括管道埋深、管徑、地基變形模量、地基泊松比和車輛輪壓大小分別對管道mises應力和豎向位移的影響;當交通為移動恆時,計算並分析了車輛行駛過程中管道mises應力和豎向位移的變化規律,討論了車速和車輛輪壓對這兩個管道力學性狀的影響;當交通為穩態簡諧時,計算並分析了作用時間內管道mises應力和豎向位移的變化規律,討論了車速和車輛輪壓對管道力學性狀的影響。
  8. ( 6 ) conclusion was obtained by the analyzing the mechanics environment and the stability of the lanslide on the right bank after the dam built : the value of the rock mass stress increased and the tensile stress region obviously reduced, the direction of the principal stress was unchangeable the dam and the landslide were stable under the dangerous condition ( the reservoir and at the same time the earthquake was viii ), but when the water lever suddenly fell and did not think of other force, safe factor evidently reduced, the dam and the landslide will be destroyed under the most dangerous condition ( the water lever suddenly fell and at the same time the earthquake was vi ) ; the stability of the landslide will be destroyed by the horizontal thrust under the most dangerous condition or ; the physical and mechanical parameter will be reduced due to long period filter, the landslide will be destroyed too

    ( 6 )建壩工程條件下河谷巖體力學環境分析及右岸古滑坡體的穩定問題分析得出:建壩后河谷的巖體應力量值明顯增高,同時左岸的張應力區的范圍及量值明顯減小,主應力的方向依然與模型的底邊界垂直;大壩建成后逐漸蓄水階段以及同時考慮本區最強地震力的作用等各種不同的工況條件時,滑坡體及壩體總體上仍處于穩定狀態;水位驟降時,在未考慮其他外力作用的情況時,滑體的安全系數將顯著降低。若考慮水位驟降及本區最大地震力的共同作用,壩體將在滑坡體下滑推力的作用下產生破壞;建壩后水平推力對右岸古滑坡體穩定性的影響分析可以看出,在最危險的工況條件下,壩體及滑坡體也將處于臨界狀態;在滲透變形的作用下,由於滑帶的物理力學參數的降低而有可能導致壩體失穩破壞。
  9. On the base of the research about the prestressed concrete structures at chongqing jianzhu university, a convenient and practical way to control the cracks is introduced in the pages, which is called the method of nominal tension stress that control the width of cracks by the nominal tension stress ftk under the working loads and the limited loads

    文中在參考重慶建築大學多年研究成果的基礎上,通過研究四榀預應力框架梁的裂縫發展情況,推薦了一套了實際結構工程設計中方便的裂縫控制方法? ?以名義拉應力ftk控制短作用下預應力梁的裂縫要求。
  10. The mechanisms and mechanical components in general use are mostly used long - term and recurrently, and most of these mechanical components bear long - term loads and alternate loads

    普遍應用的機械、設備和機械構件,一般都是使用和循環使用的,運動部件大多承擔交變
  11. 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持續時間對混凝土徐變的影響對6根自密實混凝土梁的變形進行預測研究。
  12. The proposed analytical method and those research findings can be consulted in the engineering practice, the buckling bearing capacities, and the time - dependent behaviour design of cft columns and cft arched bridges

    本文所得出的主要結論和有關研究成果可供鋼管混凝土構件以及大跨度鋼管混凝土拱橋的承力設計和效應分析參考。
  13. In industry, about over 80 % damages of the oscillatory components under dynamic loads are caused by the fatigue failure, but with traditional ndt methods, the damages ca n ' t be tested and evaluated before the fatigue crack coming into being, which result in serious accident in the long period running of these equipments

    工業生產中,約有80 %以上受動作用的振動構件破壞是由疲勞失效引發的,而傳統的無損檢測技術無法解決疲勞裂紋形成前損傷的檢測和評價問題,造成設備在運行過程中發生嚴重事故。
  14. Strength under sustained load

    長期載荷下的強度
  15. For its so many merits, cft ( concrete filled steel tube ) has gotten extensive application in the engineering practice, especially in long - span bridges and high - rise buildings. researches and investigations on the bearing capacities of cft and its time - dependent behavior have been widely carried out

    鋼管混凝土以其諸多優點而在高層建築和大跨度拱橋中得到廣泛應用,國內外很多學者對鋼管混凝土構件的極限承力以及長期載荷作用下核心混凝土的徐變特性進行了大量的試驗研究和理論探索。
  16. Long - term transient load

  17. Time - dependent deformation of high - strength reinforced concrete beams under long - term loading

    高強混凝土在作用下的變形
  18. Long term loading

  19. Stress variation of reinforced concrete columns over long periods of time while under constant load

    鋼筋砼軸心受壓構件在作用下的應力變化
  20. But the double arch bridges have demerits, for the design lever and the load criterions on the low side then, and the steel is scarce in the structure. when the bridges are loaded heavily, and in heavy traffic for long time, most of them are damage

    但是限於當時設計水平和標準偏低,結構鋼材用量少,雙曲拱橋存在著先天不足,特別是在、大交通量的運營情況下,大部分雙曲拱橋都出現了不同程度的病害,許多已成為危橋。
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