壞壓板 的英文怎麼說

中文拼音 [huàiyābǎn]
壞壓板 英文
mechanical hold down
  • 壞 : Ⅰ形容詞1 （不好的; 惡劣的; 使人不滿意的） bad 2 （表示程度深 多用在表示心理狀態的動詞或形容詞後面...
  • 壓 : 壓構詞成分。
  • 板 : Ⅰ名詞1 （片狀硬物體） board; plank; plate 2 （專指店鋪的門板） shutter 3 [音樂] （打拍子的樂器） ...
  1. Based on the previous research on the portal crane administration, one standpoint put forward in this paper is idea that is on the foundation of reliability in this paper, two viewpoints take shape when reason is analyzed, that is fatigue break and appearing the flaw that will extend. what is the fatigue break ? ( this phenomenon is always happen in some place ), the fatigue is that board appears apophysis and concave when the board is pressed. so that the board ability of bearing the weight of load will descend

    本論文建立在已有的港口裝卸機械管理的研究基礎之上，進一步提出了以可靠性為基礎的港口裝卸機械的管理思想，已有的研究表明，港口機械設備破壞主要由於兩個原因，第一是穩定性問題，特別是構件的局部穩定性，所謂穩定性是指：在板的平面內，板受到平行於板面的壓力作用，使板發生隆起、內陷等凹凸不平的結果，從而使板受載能力減弱；第二是結構出現疲勞裂紋及其擴展，這是由於設備長時期運行，而造成設備某些部位出現裂紋並得以擴展，使設備承載能力下降。
  2. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對象，採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料，結合其力學性能、掃描電鏡和界面微區能譜分析結果，分析了sic _ p al復合材料的真空燒結過程中的界面現象，以及材料增強和斷裂機理，並利用hopkinson高速壓桿沖擊實驗系統對其從靜態到動態（應變率為3 . 3 10 ~ （ - 3 ） s ~ （ - 1 ） 5 . 2 10 ~ 3s ~ （ - 1 ） ）的壓縮破壞響應進行了研究，分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下，材料的變形和微觀損傷機理，以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。
  3. In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented

    本文借鑒鋼框架節點構造，設計了四種類型矩形鋼管混凝土柱與鋼梁連接節點，包括常規栓焊（ wfp ）節點、翼緣全螺栓連接（ bfp ）節點、雙t板連接（ dst ）節點以及加勁端板連接（ sep ）節點，進行了四類節點8個模型試件在柱端低周反復荷載作用下的抗震性能試驗研究，比較了不同軸壓比下節點的滯回性能、強度與剛度退化、延性、破壞機理與破壞特徵，主要結論有： 1 、節點的位移滯回曲線與轉角滯回曲線為塊型分佈，沒有或略有捏攏現象，耗能能力強； 2 、軸壓比對節點滯回曲線有顯著影響，全部節點都有顯著的剛度退化； 3 、位移與轉角骨架曲線在峰值荷載後有較長的水平或下降段，具有良好的延性性能； 4 、從整體抗震性能上看，翼緣全螺栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點，可在實際工程中加以推廣。
  4. Application of caving mining technology with bottom under condition of flat dipping mid - thick body and unstable rock caused the most of trench and bottom drift, located in abutment, to be destroyed and low recovery in south area, xishimen iron mine

    摘要在緩傾斜中厚礦體底板巖性不穩固的條件下，採用有底柱崩落法，由於電耙道大多處于空區邊部應力集中的部位，致使塹溝及底部結構巷道破壞嚴重而使回收率極低，採用無底柱崩落卸壓則可有效解決上述難題。
  5. In the hogging condition, double bottom and the side shell remain the ultimate bucking strength, deck and upperwing tank remain the yield stress, and the other parts keep elasticity. then the key to calculate the ultimate strength of ship hull girders is to ascertain the ultimate bucking strength of the stiffened panels. in this regard, the developed formulation is designed to be more sophisticated than previous simplified theoretical method for calculating the ultimate strength of stiffened panels under combined in - plane bending and lateral pressure. fabricatio n - related initial imperfections ( initial deflections and residual stresses ) are included in the panel ultimate strength calculation as parameters of influence. all possible collapse modes involed in collapse of stiffened panels, including overall buckling collapse, column or beam - column type collapse, tripping of stiffeners and local bukling of stiffened web are considered

    確定了船體梁整體破壞時的剖面應力分佈之後，關鍵在於確定板架的極限屈曲強度。本文充分考慮了在縱向彎曲、橫向壓力作用下加筋板可能發生的幾種破壞模式，即板架的整體屈曲破壞、樑柱形式的破壞、筋的側傾、腹板的屈曲並同時考慮了初始焊接殘余應力、初撓度的影響，使其更精確的計算加筋板的屈曲強度。對于加筋板中加強筋腹板的局部屈曲，採用解析法推導出筋的腹板的撓度方程及其邊界條件，求解相應的方程，從而計算出腹板的局部屈曲應力。
  6. The principal stress value arised alteration, the magnitude of stress closed to 25 ~ 32mpa, its influence scope was within the scope outside of tunnel opening 10 ~ 15 meter, maximum tense focused at vault and middle of floor about half meter. shearing stress focused at corner of vault and wall, always been sheared

    主應力量值也發生了較大改變，壓應力可達25 32mpa ，其影響范圍在隧道邊墻外10 15m ；拉應力集中在拱頂和底板中部約0 . 5m范圍內，最大可達10mpa ；在拱腰和墻腳常為剪應力集中區，易發生塑性剪切破壞。
  7. The wall was equaled to an elastic composite slab with silica bricks as main body and concrete rib beams, columns and outer frame as reinforcing fiber. ( 2 ) elastic - plastic stage. the wall was equaled to a rigid frame - oblique compression bar model in which concrete frame was equivalent to a rigid frame while silica brick was equivalent to a oblique compression bar

    （ 1 ）彈性階段? ?將墻體視為一種以輕質砌塊為基體，混凝土肋梁、肋柱、外框為增強纖維的復合材料等效彈性板； （ 2 ）彈塑性階段? ?將墻體視為一個由鋼筋混凝土剛架和與之鉸接的砌塊等效斜壓桿組成的剛架斜壓桿組合模型； （ 3 ）破壞階段? ?將墻體視為肋梁嚴重破損的梁鉸框架模型。
  8. With the action of the water pressure, the non - homogeneous deformation will emerge at the peripheral joint between the faceplate and the toe slab. under the circumstances of the high steep bank slope, the non - homogeneous deformation can damage the water seal and cause serious leakage

    在高陡岸坡的情況下，面板堆石壩受水壓力的作用，周邊縫處的面板與趾板間要產生一定的不均勻變形，甚至使止水破壞，造成嚴重滲漏。
  9. By means of inquisition, the paper analyzes the causes of cement concrete pavement damage in earlier period, divides its damage into stages and analyzes the damage mechanism in theory, then puts forward relevant countermeasure for all stages. on base of these, by studying large quantity of experiments indoors combined testing road, the technique of pressing mortar under cement concrete plank and changing pavement plank, the material used to quickly repair pavement and system for draining off water are analyzed and researched in detail from principle to craft. at same tune, all kinds of repairing material and technique adaptable to cement concrete pavement are put forward

    本文通過對水泥混凝土路面破損的調查，分析了造成水泥混凝土路面早期破損的原因；劃分了水泥混凝土破壞階段，對不同階段的破壞機理進行了理論分析，並相應的提出了各階段的維修養護對策；在此基礎上，通過大量的室內試驗並結合試驗路的研究，重點對水泥混凝土板底壓漿技術、水泥混凝土路面的換板技術、水泥混凝土路面的快速修補材料以及對水泥混凝土路面的排水系統從技術、原理到材料工藝進行了詳細研究和理論分析，提出了適應各種水泥混凝土路面破壞的修補材料和修補技術；最後本文還對修築水泥混凝土路面提出了具有指導性的建議。
  10. Flexible sheets for waterproofing - waterproofing of concrete bridge decks and other concrete surfaces trafficable by vehicles - determination of resistance to dynamic water pressure after damage by pre - treatment

    防水軟板.混凝土船橋甲板和其他可車輛通行的混凝土表面的防水.預處理產生損壞后耐動態水壓的測定
  11. 5. the special characteristics of the failure of stitched composite laminates and stitching foam - core sandwich were further studied based on the experimental results, and its mechanism is explroed

    結合試驗觀察的結果，初步探討了縫紉層壓板和縫紉泡沫夾層結構的損傷破壞機理，為建立縫紉泡沫夾層結構的強度預測理論提供了分析和試驗基礎。
  12. At the same time, liquid crystal science harvests satisfyingly, its research field has extended to physics, chemistry, electronics, biology, etc. surface orientation of liquid crystal molecule ( lcm ) is a key technique in the application of lcd, the effect of orientation plays an important role in the basic performances, such as uniformity, visual angle, aberration, response, threshold of voltage and so forth

    液晶自1976年在世界上首次應用於計算器的顯示屏以來，就以其輕量、薄型、能耗低、顯示面積大等優勢在顯示應用方面得到迅猛發展，而同時，液晶科學也得到了全面發展，研究領域遍及物理、化學、電子學、生物學等各個學科。液晶分子取向控制技術是液晶板顯示應用中的一個關鍵技術，取向程度的好壞對液晶顯示器的均勻性、視角、色差、響應速度、閾值電壓等基本性能都有重要影響。
  13. Four - way simply support common and long span composite slabs were also studied by the author with the finite elements method, and a calculation method was proposed

    分析了組合板的破壞方式；採用有限元分析方法研究了四邊簡支普通跨度和大跨度的型鋼和壓型鋼板與混凝土組合板的抗彎承載力，提出承載力計算方法。
  14. Low pressure will cause missing and rough edge, and high pressure or soft squeegee will cause speckle print even damage the squeegee or stencil

    刮板壓力低造成遺漏和粗糙的邊緣，而刮板壓力高或很軟的刮板將引起斑點狀的印刷，甚至可能損壞刮板和模板或絲網。
  15. In this paper we study the transverse stiffeners of the thinned - web beam bearing several concentrated longitudinal strain actions. thinking of using post - buckling strength of web plate, we study some facts about tran sverse stiffeners including strain ability, condition of breaking, calculation of strength and stabilization of the stiffener bearing regional load action

    本文對受多個集中荷載作用的薄腹板梁的橫向加勁肋進行了研究，分析了利用腹板屈曲后強度時，橫向加勁肋的受力狀態、破壞機理，以及加勁肋局部承壓的強度計算公式和穩定計算方法。
  16. Ordinary it takes over 30 % cost of total irrigation buildings. in seasonal frozen soil area, frozen heave produces frozen - heave forces on the slab - foundation. it often make the slab - foundation damage due to bending, twisting and growth - up if the construction is build following non - frozen soil design methods

    季節凍土區涵閘工程是水利工程建設中常見的一種結構，一般占水工建築物工程造價的三分之一以上，在季節凍土區由於土凍結后產生的凍脹，對板基作用有凍脹力，所以按照融土壓力設計的板基經常發生彎曲、扭轉、上抬等破壞。
  17. The critical crack and stress put forward provides theoretic foundation for monitoring portal machine. 3. applying steady theory of board, studying the problem of early curvature, flexibility model, welding remaining stress, elastic transmutation and brace condition and so on, conclude that structure of beam is primary place where metal structure of portal crane lose stabilization and the break of main beam is result of losing partial stabilization of main board

    文章提出的界限應力和臨界裂紋對于港口機械的監測提供了理論依據； 3 、運用板的穩定理論，探索了作為薄壁構件的門機金屬結構在失穩破壞中所涉及到的初曲率問題、彈性模量問題、焊接殘余應力問題、彈塑性變形問題以及支承條件問題等，得出了門機金屬結構發生失穩破壞的主要部位為臂架結構，且主臂架的折斷是由於受壓翼板局部失穩引起整體破壞； 4 、探討了焊接對結構承載的影響。
  18. During elastic - plastic stage, the wall was equaled to a rigid frame - oblique compression bar model. during failure stage, the wall was equaled to a beam - hinged frame

    彈性階段一一復合材料等效彈性板模型;彈塑性階段，一捆lj架斜壓桿模型;破壞階段一一梁鉸框架模型。
  19. Spiral baffle plate heat exchanger improved heat changing efficiency salient, reduced the press with great, control the damage from the shake, reduced the possibility of dirt subside, it has many merit

    摘要螺旋折流板換熱器顯著地提高了換熱效率，大幅度降低了壓力降，控制了振動造成的破壞，減少了污垢沉積的可能性，具有諸多優點。
  20. Though this approach is reasonable and robust for that specific design, however, it is time consuming, costly and needs to be repeated for designs when structural component has different stacking sequences or subject to different fatigue loading

    層壓板的疲勞損傷包括纖維斷裂、基體破壞和分層等破壞形式，這些形式的破壞可能同時發生，相互影響，表現出十分復雜的疲勞損傷機理。
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