拉應力 的英文怎麼說

中文拼音 [lāyīnglì]
拉應力 英文
intensity of breaking
  • 拉 : 拉構詞成分。
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  1. The frozen coal destruction is the tension stress destroys, and establish the frozen coal cutting model in this foundation, obtains the cutting force, feeding force, tooth spacing according to the smallest energy principle. bring forward a rotary drilling mothod to unload the frozen coal, the broken ability is strong, without frozen depth limits, then obtains this machine working parameters, has combined this method with a grab and determined the plane of vehicle - carried rotary drilling movable coal - unloader

    凍煤破壞是拉應力破壞，在此基礎上建立了凍煤的切削模型，根據最小能量原理得到截割力，進給力和截齒間距的計算公式，分析得到截割力與切削厚度成正比，隨著前角的增大而減小;截齒最優截距與截齒尺寸有關且與切屑厚度成正比;進給力隨著截齒前角增大而增大的規律。
  2. The temperature of surface concrete varies with environmental temperature, but the conductibility of inner concrete is very poor. as a result, a quick decrease of environmental temperature will lead to large temperature gradient and then tensile stress develop soon in the thick direction, which will probably occur on the entire cross - section

    混凝土表面溫度隨外界溫度波動而波動，但內部的導溫性能很差，所以在外界溫度驟降時將引起很大的溫度梯度，從而在厚度方向上拉應力發展很快，這極易引起全斷面拉應力發生。
  3. But this kind of constringency transform because of its inner part not even stress and all control functions exist with exterior, and make concrete produce to pull - stress and pull - strain

    而這種收縮變形又由於其內部應力不均和外部約束作用的存在，使混凝土產生過大的拉應力和拉應變。
  4. It is obvious that the loading of fig. 19(a)produces both direct tension and bending stress on the cross section.

    顯然，圖19（a）的加載在截面上產生了正的拉應力彎曲應力。
  5. The plating in ships is generally subjected to combined in - plane and lateral pressure loads. in - plane loads include biaxial compression / tension and in - plane bending and edge shear, which are mainly induced by overall hull girder bending and / or torsion of the vessel. lateral pressure loads are due to water pressure and cargo

    面內載荷分為軸向壓應力或拉應力、邊緣剪切應力以及面內軸向彎曲應力。實際的船舶結構中面內載荷通常由船體梁的總縱彎曲或者船體梁的扭轉引起。側向壓應力則由水壓力和貨物壓力引起。
  6. This paper focuses on the problem of semi - infinite elastic body filled with the material which behaves differently in tension and compression. the contents include : ( 1 ) the solution of elasticity theory for the material incapable in tension is established by introducing heaviside function ; ( 2 ) the solution of elasticity theory with different modulus in tension and compression is established based on the solution of elasticity theory for the material incapable in tension and mindlin ' s solution ; ( 3 ) the solution of elasticity theory with different modulus in tension and compression is employed to analyze the stress of pile foundation ; ( 4 ) the solution of elasticity theory with different modulus in tension and compression is employed to analyze the settlement of pile foundation

    本文考慮材料的拉壓性能不同的特點，對半無限空間內部作用豎向集中力問題進行了新的研究，做了如下工作： （ 1 ）引入heaviside函數，建立了不能承受拉應力材料的彈性理論解； （ 2 ）基於不能承受拉應力材料的彈性理論解和mindlin解，建立了拉壓模量不同材料的彈性理論解； （ 3 ）將拉壓模量不同材料的彈性理論解應用於樁基應力分析； （ 4 ）將拉壓模量不同材料的彈性理論解應用於樁基沉降分析。
  7. The dynamic tensile stresses of earthquake may balance or exceed to the precompression stresses due to static watef, this may arouse opening of joints along the normal direction. if the altemate actions of earthquake join, the joints may behave gradual opening and closing

    由於地震作用時的動拉應力將抵消並超過靜載作用下的壓應力，導致橫縫面沿法向張開，加上地震的交變作用，橫縫可能會呈現反復的「漸開漸合」現象。
  8. The welding technology of francis turbine runners is optimized from the view of subsection welding and local heating by numerical simulation. the result shows that welding residual tensile stress appears in the weld and its area nearby, and peak stress appears in the dangerous area of blades after practising quondam welding technology ; welding residual tensile peak stress in the dangerous area of blades can be decreased by welding both ends earlier and then welding middle section later during subsection welding, and decreasing effect on welding residual stress of the subsection welding is related to the weld length of blade outlets and welding direction of each subsection ; decreasing effect on residual stress of the local heating is direct proportional to heating time, heating temperature, heating area, and inversely proportional to cooling area, and welding residual tensile peak stress in the dangerous area is decreasing trend earlier, and then increasing trend later with heated location increased

    本文利用數值模擬手段對轉輪的焊接工藝從分段焊和局部加熱兩個方面進行了優化，結果表明:採用普通工藝焊接時，葉片焊后殘余拉應力出現在焊縫及其附近區域，並且在葉片出水邊的熔合線附近（危險區域）出現了峰值;在採用優化的分段焊時，先焊兩端后焊中間的方法可以降低葉片危險區域的焊接殘余拉應力峰值，降低效果與葉片出水邊焊段長度、焊縫各段的焊接方向有關;局部加熱法降低轉輪危險區域殘余應力的效果主要與加熱時間、加熱溫度以及加熱面積成正比，與冷卻面積成反比，並且危險區域的殘余應力隨加熱區域的增大呈先降低后升高的趨勢。
  9. The content of this thesis, through the deformation destruction process of th e typical nanlidu landslide along the national highway 318, uses the finite unit a nalysis of computation, revealing the elastic, plastic stress and displacement of each joint inside the slide area pointing out the distribution range of the tension stress and the plastic deformation range, computering the stability safety factor of the slide area, gaining the fixed quantity, quota that evaluates the stability of the slide area, revealing the position of the slide area which is most likely to los e its stability, thus, it can provide theoretic proof for the programs which renova te landslides

    本文的研究內容是通過318國道南里渡典型滑坡的變形破壞過程，採用有限元計算分析，揭示滑體內部每個節點上的彈、塑性應力及位移，找出拉應力分佈區和塑性變形區，計算滑體穩定安全系數，得出衡量滑體穩定的定量指標，揭示滑體最可能失穩的部位，從而為滑坡整治方案提供理論依據。
  10. We would like to know the tensile stress in the wall.

    我們很想知道壁內的拉應力。
  11. For reducing the disadvantageous influence of the the relaxation of strain and the lose of pretension on the structure, the time span of delaying scene torsional moment checx and accurate maintence method are given

    為減少高強螺栓預拉應變鬆弛和預拉應力損失對結構的不利影響，給出了延遲現場扭矩檢測的時間區間和正確維護的方法。
  12. Lastly, with the fatigue equation, the paper establishes the fatigue stress coefficient which is used in the load stress calculation for lean concrete as undersurface of cement concrete pavement, and the structure coefficient of flexural tensile strength which is used in the flexural stress check for lean concrete as base of asphalt pavement

    利用得出的疲勞方程，建立貧混凝土作為水泥混凝土路面下面層荷載應力計算的疲勞應力系數，以及作為瀝青路面基層時，進行層底彎拉應力驗算的彎拉強度結構系數。
  13. This specially designed machine tests numerous materials, including varieties of shoe soles, tires, rubber hoses, rubber belts, pvc cloth, pvc boards, package films, acrylics, ftp, abs, and eva. products, semi - products or dumbbell specimens are tested for their tensile strength, elongation, tearing, and adhesive stress - strain, peeling, shearing, and adhesion to metal and rubber

    試驗各種材料及鞋、輪胎、橡膠管、三色膠帶、塑膠布、塑膠板、包裝用膜薄膜等成品、半成品啞鈴狀試片之拉力強度、伸長率、撕裂、膠著力、抗拉應力、剝離、剪力、橡膠與金屬之粘合力。
  14. In addition, the test results also demonstrate that bond - slip response between angle steel and concrete foundation in tension could be reflected with the displacements between angle steel and concrete, because bond stress is obviously decreasing with the cross section shrinking, that is effects of poisson ' s ratio

    另外，試驗結果還表明：在一定的拉應力下，插入角鋼與混凝土之間的粘著力能通過插入角鋼與混凝土之間的位移反映出來。這是由於橫斷面的收縮，使得粘著應力明顯降低，即泊松比效應。
  15. Abstract : by means of metallographical examination and sem, the microstructure characteristics, macro - and microfractographs of the brittle broken wheel hull bolt of bj212 automobile have been studied. the results show that the thin - headed screw, with excessively deep carbonitriding layer and hardening layer, has less resistance to brittle fracture in the thin area of its head. at the root of the head connecting the stem, a tensile stress may emerge owing to the non - even quenching stress. those are the two reasons for low torque fracture of bolt

    文摘:藉助金相、掃描電鏡等手段對低扭矩脆斷的bj212汽車輪殼螺栓的金相組織特徵，宏觀和微觀斷口形貌等進行了研究，結果表明：這種頭部薄的螺栓，滲層和淬透層過深，使頭部薄區脆斷抗力降低，在頭部與桿的根部，由於淬火應力不均勻導致根部產生拉應力，均是導致螺栓低扭矩斷裂的原因。
  16. Secondly, the static stress and strain characteristic of polymer - geogrid reinforced earth is summarized, the pulling stress distributing of the reinforced material in the earth walls, the interface characteristeric between the reinforced material and earth and the friction stress distributing between the reinforced material and earth are analysed

    然後，總結了塑料土工格柵加筋土靜應力應變特性的一般理論，分析了塑料土工格柵筋材在擋墻中的拉應力分佈和塑料土工格柵與土的界面特性以及筋土間摩擦應力的分佈。
  17. ( 2 ) the lateral deformation is effectively limited by reinforced earth layers and the settlement becomes small. @ the lateral deformation is enlarged on soft foundations, and the settlement becomes large. @ the reinforced earth layers on soft foundations behaves extension. the response behaviors of high sand - gravel embankment are indicated as the following : ? he amplification factor of earthquake acceleration varies with reinforced earth structure. ( 2 ) the basic frequency of the original embankments in different reinforcement conditions is about 0. 76hz. ? the amplitude of dynamic deformation appears small and the dynamic stability is safe

    研究表明：加筋土體能有效地限制路堤的側向位移發展，減小沉降變形量；軟基路堤的側向位移較大，將顯著地增大路堤的沉降變形；軟基上加筋土墊層中產生的拉應力最大；加筋砂礫土路堤在振動荷載作用下動變形反應較小，具有良好地動力穩定性。
  18. Compared the results of fea and the data of experiment, we can analyse that the distributing of the seismic stress of polymer - geogrid reinforced material is similar to that of the static stress, but the stress values of them is different ; the seismic similar friction coefficient between the earth and reinforced material fall with the increasing of earthquake acceleration, model acceleration respond along the height of the model, etc. thirdly, according to the comparison and analysis of the model seismic fea results and model experiment data, we can find the polymer - geogrid reinforced earth seismic fea is reasonable, which is composed by earth element, contact element and reinforced material element

    通過對比有限元計算結果和試驗數據，分析得出塑料土工格柵筋材的最大動拉應力的分佈與靜拉應力的分佈沿筋材的埋深大致相同，只是應力的值大小不同；地震作用下土筋間的動似摩擦系數是隨地震加速度的增加而減小；模型沿墻高方向的加速度響應等。接著，根據模型動力有限元時程分析結果和模型試驗數據的比較分析，得出由土體單元、接觸單元和筋材單元組合的塑料土工格柵加筋土非線性動力有限元分析模式的合理性。
  19. According to differences of construction process, boundary condition, temperature and stress of two schemes extending 3m deep short seam on upstream face in the middle of rcc overflow section and no short seam are calculated, what " s more, in this paper the equivalent line drawing of stable temperature field and unstable temperature field during construction and operation period and the duration curve drawing of typical points " s temperature and stress are plotted, and the results of peak and minimum on temperature in every month and maximum on tensile stress are attained

    根據施工過程和邊界條件，對溢流壩段中間上游面增設3m深短縫和不設短縫兩個方案進行了溫度和應力計算，並繪制出穩定溫度場等值線圖及施工期、運行期非穩定溫度場等值線圖，典型點溫度和應力歷時曲線圖，逐月最高、最低溫度和最大拉應力及相應位置等成果。
  20. It has a good compensation to shrinkage, and can improve the anti - cracking and anti - penetrating performance of concrete. it is often added to concrete to produce expanding concrete or the anti - cracking and anti - penetrating concrete, which are widely used in such engineering as waterproofing, anti - penetrating, mending etc. the expansion admixture include at present sulphoaluminate such as uea, ea - l etc ), calcium oxide, and some composite expansion admixtures

    混凝土膨脹劑在普通混凝土中可抵消干縮或溫度降低引起的拉應力，起到良好的補償收縮作用，能提高混凝土的抗裂防滲能力，常用於配製膨脹混凝土或抗裂防滲混凝土，廣泛地應用於防水、抗滲、修補等工程中。
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