long-term strain 中文意思是什麼

long-term strain 解釋
長期勞損
  • long : n 朗〈姓氏〉。vi 渴想,極想,渴望 (for 〈古語〉 after to do)。adj (longer longest )1 長,長的...
  • term : n 1 期限,期間。2 學期,任期;(支付)結算期;【法律】開庭期,(權利的)有效期間;定期租借(地產...
  • strain : vt 1 用力拉,拉緊,抽緊,扯緊。2 使緊張;盡量使用(肌肉等)。3 強迫,強制;濫用,盡量利用。4 拉傷...
  1. The main contents are as follows. ( 1 ) filter cloth and the surrounding soil mass are taken as an approximate isotropy in horizontal section, the relationship of stress and strain is studied, the anisotropy is fully considered, the constitutive model of filter cloth reinforcement fly - ash compound is obtained, it is tested with numerous indoor experiments. ( 2 ) the permeable coefficient is introduced into the constitutive relationship of soil mass with relevant seepage theory ( kozeny - carman experience formula ). the test of filter cloth depositing hi the condition of long term seepage flow is done hi the dissertation, the varying regular of permeable coefficient without pressure is presented

    本文首先對國內外的研究現狀作了回顧和總結,然後主要針對土工織物加筋粉煤灰復合體的本構關系和計算理論進行研究,主要內容有: ( 1 )將土工織物和周圍土體視為一種近似的彈性非線性橫觀各向同性體,研究它的應力應變關系,充分考慮它的各向異性,得到土工織物加筋粉煤灰復合體的本構模型,然後通過大量室內試驗進行分析驗證; ( 2 )引入有關滲流理論,即柯茲尼-卡爾曼( kozeny - carman )經驗公式,將滲透系數引進到土體本構關系中。
  2. Reliability assessment of xi - luo - du underground water - power plant : the results have been used by the cheng - du surveying, design and research institute for the preliminary design ; ( 2 ) the stress and strain analysis for the xiao - guan - zi sluice and its foundation : the report has been applied for the reinforcement of the foundation ; ( 3 ) the thermal control procedure for the no. 7 - 14 power plant dam segments of the three gorge project : the research report provides the effective and efficient methods for the controlling of the temperature field in the mass concrete structure ; ( 4 ) the software system development for the long - term monitoring for dikes : the software can automatically give the results of the seepage field and the probability of soil piping of dikes and underground ; ( 5 ) reliability assessment of xiang - jia - ba underground water - power plant : the results have been used by the zhong - nan surveying, design and research institute for the preliminary design ; ( 6 ) fatigue reliability estimation of shipping berthing pillar : the results give the optimized design scheme and prediction of the structural age ; ( 7 ) 3 - d static and dynamic stochastic finite element analysis for the strength, stability and thermal control problem for xi - luo - du project

    溪洛渡水電站超大型地下洞室群圍巖穩定的安全可靠性分析:被成都勘測設計研究院應用於比選報告及可行性論證中; ( 2 )小關子水電站攔河閘壩及地基的應力應變分析:被成都勘測設計研究院應用於地基加固處理方案; ( 3 )三峽廠房7 # - 14 #壩段溫控並縫措施研究:為廠房壩段並縫方案的可行性提供了依據; ( 4 )堤防工程體系的長期監控預報預警決策系統開發:為監控、預測預報堤防滲漏管涌破壞提供分析軟體; ( 5 )向家壩地下洞室群圍巖穩定的安全可靠性分析:被中南勘測設計研究院應用於初步設計方案中; ( 6 )靠船墩的疲勞可靠度研究:為廣東航運規劃設計院的靠船墩優化設計和加固提供依據; ( 7 )溪洛渡高拱壩壩體壩基(壩肩)強度和穩定的三維靜動力隨機有限元分析及可靠度計算:為溪洛渡重大工程壩體的靜動力安全穩定性及溫控方案提供依據。
  3. The strain in a long term of years has severely effect on his health.

    長年的操勞嚴重地影響了他的健康。
  4. 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。
  5. This study focused on construction technology of geogrid reinforced clayey soil embankment on common earth foundation. it is conducted according to a test road located in tongchuan, north - west china ' s shaanxi province. long term strain of geogrid in the embankment was researched

    本文以陜西省省道305線土工格柵加筋路堤為實體工程,通過試驗路修築,對土工格柵加筋路堤的施工技術進行了研究,分析了碾壓中的格柵損傷問題,對路堤中土工格柵的應變進行了測試與分析,並對土工格柵加筋路堤邊坡坡面防護技術進行了研究。
  6. Construction technology of geogrid reinforced embankment and long term strain of geogrid in the embankment were also researched. the interpretation of fem analysis and the experimental results provided insight into the performance of reinforced embankment

    通過試驗路修築對土工格柵加筋路堤的施工技術進行了研究,對路堤中土工格柵的應變進行了長期觀測與分析。
  7. 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。
  8. Comparing with the strain sensors based on traditional testing technology, fiber grating strain sensors have prominent advantages of high precision, simple and convenient testing, good long - term reliability, as well as powerful anti - jamming capability

    摘要與基於傳統測試技術的測力傳感器相比,光纖光柵測力傳感器具有測試精度高、測試簡單方便、長期可靠性好和抗干擾能力強等突出優點。
  9. 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。
  10. 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。
  11. Though joe cole remains on the long - term injured list with his foot stress fracture, the chelsea manager was able report an improving fitness outlook, including recent knee strain victim wayne bridge

    雖然腳骨骨折的喬科爾依然在長期缺陣的名單中,但據切爾西主教練稱傷員們的恢復狀況都很不錯,還包括最近膝部受傷的韋恩布里奇。
  12. At present, the competition is very acute. so it is very important for long - term development of enterprises to enhance the human resources ( hr ) study, select and strain talent, use hr affectively

    隨著企業競爭的日趨激烈,目前,加強企業人力資源戰略研究,為企業選擇培養有用之才,將企業現有人力資源加以有效利用,對企業的長遠發展具有十分重要的作用和意義。
  13. The previous researches on the seismogenic process emphasized particularly on single earthquake source model and theory, and studied the phenomena and mechanisms of long term medium term and short - term earthquake preparation process according to its temporal and spatial dynamic evolvement of stress field and strain field in earthquake source and its neighboring area

    關于地震孕震過程,早期的研究大多側重於震源模型和理論,圍繞地震孕育發生過程中,震源及其鄰近地區應力場、應變場的時空動態演化來研討其長、中、短、臨各階段的現象與機理,而較少涉及各地震之間相互關系的研究。
  14. We also discuss the question how the b - value and the benioff strain change with the time before the great earthquake and its relation with the earthquake. we found that before this great earthquake the seismicity were accelerating in long term, but there is quiescent in short term. and the moderate earthquakes are increasing and the big earthquakes are decreasing

    結果表明,不同尺度的地震活動在昆侖山口西大地震前存在加速現象,但在臨震前又表現為平靜;而且,從b值的變化趨勢看,本次大地震前中等尺度的地震增強,大地震減少。
  15. Fiber bragg grating ( fbg ) sensor, which uses the property that the bragg wavelength is sensitive to temperature and strain, is a new kind of fiber optic sensor. in addition to having the same functions as the traditional electric sensors, the fbg sensor also has some special characteristics such as distributed sensing, immune to electromagnetic interference, high precision and long - term stability

    光纖bragg光柵傳感器是利用bragg波長對溫度、應力的敏感特性而製成的一種新型的光纖傳感器,除具有傳統電類傳感器的功能外,它還具有分佈傳感、抗電磁干擾、精度高、長期穩定性好等優點,在大型復合材料和混凝土的結構監測、智能材料的性能監測、電力工業、醫藥和化工等領域有著廣闊的應用前景。
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