base of crack 中文意思是什麼

base of crack 解釋
裂紋底部
  • base : n 1 基底，基，根基，底座；底層，底子；（紀念碑等的）基址；（山）麓。2 【軍事】基地，根據地。3 根...
  • of : OF ＝Old French 古法語。
  • crack : vt 1 使破裂；敲破，敲碎，砸碎（陶器等）；嗑（瓜子等）；【化學】裂化（石油等）。2 把（槍打得、鞭子...
  1. The ' shape of basal tegmen, basal piece of lateral lobe with crack in base, lateral margins of basal piece of lateral lobe, the ratio of width of lateral lobe and width of apex of basal piece, shap

    本文分析討論了雌性產卵器各部分的結構特點在偽葉甲亞科分類中的意義，如肛側板是否分片、肛側板背面部分是否延長、基腹片基部大片的分節
  2. In order to meet the market demand, on the base of uea - h, we researched and developed new product - uea - zy in 2001, which has advantages of low alkali, high expansion effect and good performance of anti - crack and infiltrationproof

    為適應市場需要， 2001年，我們在uea h的基礎上，研製開發出最新升級產品低堿低摻量高效混凝土劑zy ，該產品堿含量低摻量低，膨脹效能高，抗裂防滲效果好。
  3. Field investigations found that epigenetic reworking deformation fracture include 3 types, named normal relief fracture, fracture filled mud and epigenetic reworking of disturbed belts. and epigenetic reworking of rock mass structural also includes gradual deformation of the blocks that are made up of different attitudes structural planes besides normal relief. through field geological investigations, the features of rock mass structural planes are generalized, especially development laws of interlayer shearing belts, instrastratal shearing belts, faults and base crack

    在已有研究成果基礎上，總結了壩區玄武巖的巖相特徵和構造應力場對巖體結構的影響；通過現場調查，總結了3種類型淺表生變形破裂，即正常卸荷型破裂、鬆弛夾泥型破裂和緩傾角錯動帶表生改造；通過野外地質調查，總結了層間錯動帶、層內錯動帶、斷層和基體裂隙的發育規律。
  4. Products function : put our “ sun shine ” brand carbon steel fiber evenly seep into concrete to form steel fiber reinforced concrete and it can decrease the thickness of reinforced concrete by half, it not only shorten the project time, save the material and manpower expense, bring distinct economic benefit, but also increase the performance of crack resistance, percussion resistance, tensile strength, bend resistance. scosspr resostamce amd wear resistance of the reinforced base materials. if the weight ratio of 2 % steel fiber seep into the concrete, it can solve the brittleness problem of the concrete, in the condition of 60 % ralative air humidity, after 21days air - dry, even 520 days air - dry, it ' s difficult to find any crack by eyesight, the bend resistance for the steel fiber concrete is 140 times stronger than the concrete without steel fiber, the capability of impact resistance increase 10 times

    產品功能：將本公司「雙興」牌碳鋼纖維系列產品均勻地摻入混凝土中，形成鋼纖維增強混凝土，可使工程中鋼筋混凝土的施工厚度降低一半，不僅縮短了施工工期，節省了材料和人工費用，帶來顯著的經濟效益，且增強了基體的抗裂、抗沖擊、抗彎、抗剪、耐磨擦等性能，如摻入本公司2 %鋼纖維的混凝土，不僅解決了混凝土的脆性問題，在空氣相對濕度60 %的條件下風干21天後，甚至在風干520天，肉眼很難發現裂縫，摻入鋼纖維后的增強混凝土比不摻鋼纖維的混凝土抗彎強度提高140倍，耐沖擊荷載提高10倍。
  5. Based on the practice and the research on theory of tectonic geology, the geophysical technique, including probing into the base of the well, is adopted to confirm the distribution of the position of the 儲 層 ， the degree of finestra, the rate of penetration, while to be used to analysis of the crack and the faultage., which is a kind of technique used for confirming position

    在構造地質學理論研究和實踐的基礎上採用地球物理技術（包括地球物理測井）進行儲層層位的分佈，孔隙度、滲透率的確定以及裂縫、斷層的定量、定性分析，這是一種先進的確定地址的技術。
  6. Through the research and analysis on the three aspects concerning the base interface of the pavement panel, crack accumulation, expansion in the pavement panel and interaction between spring plates on the road surface as well as its damage on the road fatigue, it is first brought forth that the process of fissures and breakage in the cement concrete pavement can be divided into three stages, i. e. stage of initial crack formation and damage in the bottom of the pavement slab, stage of accumulation, intensifying & expansion in ruptures from load during the time of use and stage of fissures & breakage in the pavement

    通過對路面板底界面開裂、路面板中裂縫積聚、擴展和路面表面車板相互作用及其對路面疲勞破壞的影響等三個層面的研究和分析，首次提出水泥混凝土路面的開裂和破壞過程可以分為三個階段，即路面板底初始損傷西南交通大學博士研究生學位論文第11頁和早期裂縫的形成階段、使用期間荷載作用對路面造成的開裂損傷累計、加劇和裂縫擴展階段以及路面斷裂破壞階段。
  7. By the comparison of calculation result with the tests result, it was concluded that the method to calculate the year temperature difference and day temperature difference from weather data was feasible. by this method, it was got that the statistic parameters of combined temperature difference in base period and the reliability to different anti - crack index was calculated the combination of thermal effects and load effects was considering in this paper

    對多年氣象資料進行了統摘要浙江大學博士學位論文2003計分析，將其轉化為結構的年溫差和日溫差，並與實測值進行了比較;在此基礎上得到了設計基準期內的結構組合溫差統計參數以及不同抗裂指標所對應的可靠度。
  8. But, for the reflective cracking of asphalt pavement with half rigid base course and the cracking of the ac overlay above joints ( cracks ) in existing pcc pavement, the results of research show that the fatigue life of ac layer is mainly the life of the crack propagating stage. so the theory and method of fatigue destructive mechanics ( fatigue fracture mechanics and fatigue damage mechanics ) should be used to study and design the pavement structures instead of traditional fatigue mechanics

    而對於半剛性基層反射裂縫和舊水泥混凝土路面瀝青混凝土加鋪層接縫（裂縫）開裂，研究發現，瀝青結構層的疲勞壽命主要為裂縫擴展階段的壽命，此時不應採用傳統的疲勞力學進行研究和結構層設計，而應採用疲勞破壞力學（疲勞斷裂力學和疲勞損傷力學）理論與方法。
  9. The retaining wall reclining on the slight slope built on soft foundation is usually used in protecting the shore of river, the contradiction between the lack of impartiality in stress of the base and the small stress allowed by the foundation as well as the lack of stabilization of the breast wall is a hard nut to crack in the engineering. in the paper, a tenon - base is added under the base of the retaining wall, on the study of the choice of the parameters and formulas used in calculation and the research of theory used in calculation, method used to deal with the load, etc, the writer gives a way to crack the nut mentioned above paragraphs and presents a qualitative and quantitative analysis about them, such as the equivalent inner friction - angle ( d ) and the passive press of the clay ( ep ), etc. in the end of the paper, using modern optimization method, a design of the retaining wall reclining on the slight slope built on soft foundation is done, the result is economical, and accords with the fact

    軟基上的仰斜式擋土墻在水利工程河道護岸中經常遇到，仰斜式擋土墻基底偏心應力較大和軟基土地基容許承載力偏小的矛盾以及擋土墻抗滑穩定不足是工程中難以解決的難題。本文在對仰斜式擋土墻設計中有關計算參數的選擇、公式的選用應該注意的問題進行了研究，對河道護岸軟基礎上的仰斜式擋土墻採用凸榫基礎處理的方法，就其計算理論、設計驗算中各荷載的具體處理方法進行了較為細致的研究，提出了解決軟基礎上的水工仰斜式擋土墻難以解決的難題的方法，並對有水情況下粘土等效內摩擦角_ d 、凸榫被動土壓力e _ p等在計算中的取值提出了定性和定量的分析。最後利用現代優化方法對軟基礎上的水工仰斜式擋土墻進行了結構優化設計，得出了符合實際的結果，與其它重力式擋土墻形式進行比較，取得了明顯的經濟效益。
  10. Third, assay the intensity reliability of arm ' s body and the stability reliability of arm ' s base which take the crack surface into account with this sfem program. also calculate the index of corresponding reliability

    然後運用隨機有限元程序進行拱壩壩體強度和抗滑穩定（考慮滑裂面）的可靠度分析，並計算相應的可靠指標。
  11. Considered anti - crack for asphalt surface and split for lean concrete base, design standard of asphalt pavement with lean concrete base is developed

    考慮控制面層反射裂縫和基層疲勞開裂，提出貧混凝土基層瀝青路面的設計標準。
  12. Abstract : a crack appeared in the junction between the base of the aisle ladder and the ground of the power plant and made cool leakage on airseparating aguipment

    文摘:杭鋼動力廠走梯旁基礎與地坪連接處出現一條裂縫，致使空分設備出現漏冷。
  13. The result of the test, examination and probation shows that this new technology an enhance the homing precision and reduce the weight of gyroscope system by one fifth and the viewfinder maintains sound optics quality under bad conditions - no crack of glass and no distortion of metal base

    檢測、試驗與試用表明，通過該工藝製造的提升鏡，使制導陀螺系統重量減少五分之一，極大地提高了制導精度，且大面積反光鏡在惡劣環境下光學質量完好，玻璃無破裂，金屬底座不變形。
  14. A way to avoiding crack or reducing crack width of concrete or reducing distortion of member is using prestressed concrete. the writer tried to make full use of the merit of the prestressed concrete and designed prestressed concrete mandril to control crack of structure. the prestressed concrete mandril, which was firstly applied high pressure on a small concrete bar, and then was made in concrete, so it would act as reinforced bar and resist load. in this thesis the writer designed 24 mmnbers and had experimental study of them, reached the conclusion that the effect of resisting crack of the prestressed concrete mandril was good when the load was not large, it can enhance the capacity of resisting crack and reduce the crack distance and crack width, but when the loads was large, the effect of resisting crack was not good, when we used the prestressed concrete mandril and reinforced bar together in member, the effect of resisting crack was very good. the writer analysed the adherence mechanism and wreck mechanism of the prestressed concrete mandril in anxial tension members, and according to the character of the prestressed concrete mandril, the writer constructed the bond model of it. then the writer introduced the analysis theory of crack including the bond - slip theory, the non - slip theory, the synthesis theory and mathematics stat method. the different theory had different theory base, they considered that the primary affection of crack width was different. in this test, the crack distance and crack width of members which placed reinforced bar were match to the compute value of the code gb 50010 - 2002 very well. to the members which

    本文共進行了24根試件的試驗研究，得出了預應力混凝土芯棒能較大地提高構件抗裂承載力，在荷載小於預應力混凝土芯棒的開裂荷載時有較好的抗裂效果，能較大地減小裂縫間距和裂縫寬度，但是當荷載較大預應力混凝土芯棒開裂時預應力混凝土芯棒的抗裂效果不是很好，若將普通鋼筋和預應力混凝土芯棒一起使用時則有很好的抗裂效果。本文分析了預應力混凝土芯棒在軸拉試件中的粘結機理和破壞機理，根據預應力混凝土芯棒本身的特點，提出了預應力混凝土芯棒與后澆混凝土之間的粘結模型。然後本文詳細介紹了經典的裂縫分析理論粘結滑移理論、無滑移理論、綜合理論和數理統計方法，各理論有著各自不同的理論基礎，認為影響裂縫寬度的主要影響因素也各不相同。
  15. This thesis aims to analyze how to select and assign prestressed tendon, how to design anchorage bearing joint, how to control the crack, how to calculate the axial prestressed force and the third moment and how to design the edge column of top layer. on the base of the research in and out our country and construction of the prestressed structure, some helpful conclusion and suggestion are presented, which is suggestive for the design and construction of long span continuous prestressed concrete frame

    本文將綜合設計與施工兩個方面，對預應力筋的選用、布置，錨固區的設計及構造處理，裂縫問題，側向約束對梁軸向預壓應力及柱中第三彎矩的影響，頂層大跨邊柱設計等幾個問題進行系統的分析研究，並在國內外研究和大量工程實踐的基礎上，提出了一些建議和預防措施，對此類工程設計和施工有一定的參考價值。
  16. By use of the stress free conditions on crack and the continuity conditions of stress and displacement on ideal bonded material interface, the stress field of an bi - material infinite plate with an elliptical inclusion and a deminfinite interface crack are given on the base of the complex potentials solutions obtained above. and the corresponding stress intensity factor k is given

    在該復勢解的基礎上，根據裂紋表面的零應力條件和理想粘接界面上的位移和應力連續條件，通過求解hilbert問題，得到了含有夾雜和半無限界面裂紋的無限大板的應力場，並由此給出了裂尖的應力強度因子k 。
  17. This text, we mainly do experiments on the base of the truth that expansive agent control splitting. first, fixing on the dosage of expansive agent, then we mix the polymer or polypropylene fiber re into expansive agent in order to improve the anti - cracking performance and the anti - infiltrate of concrete. through the comparison and analysis of result that are tested, we choose a kind of relatively excellent anti - crack material proportion ? gt anti - crack material

    為了更好地解決混凝土開裂，提高混凝土的抗裂能力，本課題以混凝土膨脹劑補償收縮抗裂的原理為基礎，選定csa膨脹劑摻量情況下，再摻加聚丙烯纖維和聚合物a ，通過復合摻加抗裂組分來達到增強混凝土的抗裂性能，提高抗滲性能，並通過比較和分析，選擇了綜合性能較優的復合摻加抗裂組分的配比方案? gt新型抗裂劑。
  18. Then, the half - empirical paris equation, which can be used as a design base of flip chip package reliability, have been determined from the crack propagation rates da / dn measured and the energy release rates g simulated

    然後由實驗測得界面裂縫擴展速率和有限元模擬給出的能量釋放率，擬合得到可作為倒裝焊封裝可靠性設計依據的paris半經驗方程。
  19. In the account and analyses, we take into account the temperature stress in the cases : the base course is not cracking and the base course has been cracked. according to case of the base course cracked, the stress intensity factor of crack tip has been counted. according to case of the base course not cracked, the bend experimentation, the snap experimentation, the fatigue experimentation and the compress experimentation have been done, in addition, according to the latter, the finite element analyses have been done to demonstrated the temperature stress and the prime location of the glasgrid

    在分析計算中，主要考慮基層開裂前和基層開裂后兩種情況下的溫度應力場，對基層開裂后，裂縫尖端的應力強度因子進行了計算；對基層開裂前的溫度應力場進行了室內小梁彎曲實驗、劈裂實驗、疲勞實驗、壓縮實驗，結合有限元分析結果，論證了基層開裂前的溫度應力場及格柵的最佳鋪設位置；研究成果在寧夏古王路上進行了驗證。
  20. Cracking of asphalt concrete pavement with semi - rigid base course is influenced by many complex factors. this thesis applies neural net ' s theory and three - dimension dynamic technique of simulation to research. the author develops emulator system of crack ' s forming, and that draws up corresponding emulator program

    半剛性基層瀝青混凝土路面的開裂受許多復雜因素的影響，本論文將人工神經網路理論與三維動態模擬方法引入研究中，開發出裂縫形成的模擬模擬系統，編制出相應的模擬模擬程序。
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