拉裂 的英文怎麼說

中文拼音 [lāliè]
拉裂 英文
drawing breakage; hot tear crack; restriction crack; tension fracture; pull crack
  • 拉 : 拉構詞成分。
  • 裂 : 裂動詞[方言] （東西的兩部分向兩旁分開） open
  1. The central section was severely shattered.

    中間部分嚴重拉裂。
  2. This paper referred to the massive domestic and foreign technical material, elaborated in the sheet forming value simulation theory essential technology in detail, points out when analysis sheet forming question should use the big distortion ball plasticity fem and introduce the application characteristic and the function summarizes of the sheet forming simulation software dynaform. secondly, analyzed the cover forming characteristic, simultaneously introduced the influence cover forming factor in detail : such as ramming direction, the craft addendum surface and the material pressing surface, the radius of convex - concave mold, draw bead, pressure strength, blank size and craft margin and so on. and simulates many typical automobiles cover panel with software : such lateral board, back taillight pedestal and storage cover

    其次，分析了覆蓋件成形的特點和要求，同時詳細介紹了影響覆蓋件成形的因素如沖壓方向、工藝補充面和壓料面、凸凹模圓角、拉延筋、壓邊力、坯料尺寸和工藝切口等，並用數值模擬軟體對多個典型的汽車覆蓋件汽車后側圍板、后燈座以及轎車后備箱蓋的沖壓成形情況進行模擬，用模擬結果優化拉延工藝方案，比較了內覆蓋件和外覆蓋件在成形特點和要求的一些異同點，以及常見的起皺、拉裂和回彈、成形不足等缺陷的產生機理和相應對策，重點介紹工藝補充面和壓料面的設計及優化方法，因為拉延是沖壓工藝的關鍵工序，而工藝補充面和壓料面的設計是拉延工序的關鍵，對消除缺陷至關重要。
  3. ( 2 ) according to the forming model of the deep pull cracks, they can be divided into three classes pulled cracks -, pressed cracks and sheared cracks. ( 3 ) based on the two - dimensional and three - dimensional finite element methods. the following results can be affirmed : in the slope excavating process, the base surface will rebound in the direction of the excavating surface ' s excerior normal. the maximal displacements of the left and right bank are + 3. 6cm and + 2. 4cm ; the arch abutment will rebound in the direction of the river valley, the maximal displacements of the two bank are + 3. 5cm and + 2. 2cm ; the upstream and downstream surface will rebound in the direction of the normal direction. the maximal displacements are + 2. 1cm and + 1. 7cm. ( 4 ) the natural slope is stable

    （ 3 ）通過二維及三維有限元分析得知，左右岸拱肩槽邊坡在開挖過程中，開挖底面主要表現為朝開挖面外法線方向發生回彈，左右岸最大位移量分別為+ 3 . 6cm 、 + 2 . 4cm ；拱端面主要表現為向河谷方向發生側向回彈，左右岸最大位移量分別為+ 3 . 5cm 、 + 2 . 2cm ；上下游坡面主要表現為向臨空方向的回彈，左右岸最大位移量分別為+ 2 . 1cm 、 + 1 . 7cm ；開挖使巖體產生由卸荷回彈導致的傾倒拉裂現象。
  4. The work done in this paper is mainly as follows : ( 1 ) the wide beam should intrude to the wall at some length to make the flexural stress uniform along beam section width, thus make full use of the beam ' s bearing capacity and avoid the shear failure in the concrete joint. and it also prevents stress focus and concrete crack in the local shear wall

    關于寬梁與薄墻肢節點，可以得出以下幾點初步結論：寬梁應該深入墻肢一定的深度，以使寬梁截面的彎曲應力沿著梁截面寬度分佈均勻，充分發揮寬梁的抗彎能力，同時避免節點區混凝土的剪切失效，也避免剪力墻的局部因為受到的應力過大而拉裂。
  5. In the paper, the finite element simulation software dynafrom is applied to analyze the affect of different blank holder during the forming process of laminose stepped tubular part, predict the possible defects such as wrinkle and break, obtain the rational style of blank holder avoiding the occur of defects and determine the rational configuration of die. the forming affect of thin - wall shallow stepped tubular part is analyzed when using different lubricate condition ( friction coefficient ). by this method, the relationship between friction coefficient and drawing depth of laminose stepped tubular part is obtained

    本文利用有限元模擬軟體dynafrom分析了不同類型的壓邊圈對薄壁階梯筒形件成形過程的影響規律，預測了採用不同類型壓邊圈時可能出現的成形缺陷如起皺和拉裂，獲得了防止缺陷產生的合理壓邊圈形式，確定了合理的模具結構形式；分析了不同的潤滑條件（摩擦系數）對薄板階梯筒形件成形的影響，獲得摩擦系數與薄板階梯筒形件的拉深深度的關系；分析了階梯筒形件成形過程中的不同階段的應力應變分佈、毛坯材料厚度變化情況，並獲得了階梯階梯筒形件能一次拉深成形的條件。
  6. Adopt advanced technic of f4 whole cold - press to moulding and heat melt to process to make, let the lining no slot to link withal cheek by jowl connect with exterior metalpipes wall, in the state of allowwing to work keep to distort in - phase, thereby to enhance using - life of lining in the working status of opposite high temperature high vacuum, stop the ecumenic pad fluorin pipes using in condition of cold and heat alternate and minus tension to come into being the matter of padding fluorin floor shrivel to jam the flowway and plastic rip, its perfect choice use to transport medium of strong corrosive strong oxidation by modern chemical - industry corporation

    採用氟塑料f4整體冷壓成型及熱熔加工等先進技術製造，使內襯層無縫搭接且與外層金屬管壁緊密粘接，在允許工作狀態下能夠保持同步變形，從而提高了襯里層在相對高溫高真空度的工況下的使用壽命，杜絕了一般襯氟管在冷熱交替，及負壓的條件下使用易產生襯塑層鼓癟阻塞流道及塑料拉裂的問題，是現代化工企業在輸送強腐蝕強氧化介質理想的選擇。
  7. Test method for splitting tensile strength of masonry units

    砌塊的拉裂強度的試驗方法
  8. Simulating tension crack of rock masses by block element method

    巖體結構拉裂的塊體單元法模擬
  9. Analysis on bearing cup crackle and wrinkle in the course of drawing

    軸承杯拉伸過程中的拉裂和起皺分析
  10. Rip strength vertical rip strength kg

    豎向拉裂強度kg
  11. Transverse rip strength kg

    橫向拉裂強度kg
  12. In the stamping robust design, multi - objectives need be met, such as not resulting in crack, not resulting in wrinkle, and enough deforming

    在沖壓成形的穩健設計中，通常需要滿足多個目標，如不拉裂、不起皺、變形充分等質量要求。
  13. The work reported here, adaptive numerical simulation was developed to adjust the magnitude of bhf continuously during the simulation process

    摘要拉裂和起皺是板材拉深過程中的主要失效方式，研究表明，合理的壓邊力能有效降低拉深失效的可能性。
  14. The mpf processes with flexible blank - holding under different holding forces were simulated and their forming patterns were studied

    結果表明，對于大變形量的三維曲面多點成形，柔性壓邊方式可以成功避免拉裂和起皺成形缺陷的發生，成形質量良好。
  15. Among them, the interface element is used to think of the interface slippage and ripping, and the infinite element is used to reflect the remote effect of infinite foundation soil field

    其中，接觸單元考慮結構與土壤之間的錯動滑移及拉裂，而無限元可有效地反映地基土體無限域的遠場效應。
  16. This paper primary research and achievements that concerned about the dynamic stability for jindui city artificial filled relax high slope has been made as follow : ( 一 ) in the nature condition, utilizing finite - element method and engineering geology technique, gained the type, mechanism, rule of the deformation and destruction of the slope as below : the type of unitary destroy ; the shallow part destruction

    本文主要從以下幾個方面對金堆城排廢場人工堆積鬆散高邊坡進行動力穩定性研究： （一）利用有限元模擬結果，結合野外工程地質調繪，得到研究區人工堆積高邊坡在自然條件下，有如下幾種變形及破壞類型：整體破壞（ a ） ? ?蠕滑拉裂型、整體破壞（ b ） ? ?拉裂滑移型、表部破壞（ a ） ? ?細溝、沖溝型、表部破壞（ b ） ? ?滑塌型。
  17. Abstract : based on the data obtained from field observations and deformation monitoring, this paper deals with the deformation and failure of a double - decked slope composed of soft rock strata in its lower part and hard - brittle rock strata in its upper part. it is demonstrated that the deformation of this kind of slopes is always initiated by the non - homogeneous rheological compression of the lower soft rock strata, leading to the tension fracture and toppling of the upper hard rock strata, and at last the sliding of the whole deformed body will be caused by the shear failure along the stress - concentration zone in the lower soft rock mass under the actions of the gravitational loading and infiltration water

    文摘:以現場考察和變形監測資料為依據，探討一個下部有軟弱基座，上部為硬脆性坡體的「二元結構」邊坡的變形破壞問題，揭示這類邊坡的變形總是以下部軟弱巖體的不均勻壓縮流變為先導，進而引起上部硬脆性坡體的拉裂與傾倒，最終通過滲入水的作用，使下部承載狀況已進一步惡化了的軟弱巖體，沿剪應力集中帶發生剪切破壞而導致整個變形坡體的下滑。
  18. Ptfe is one of the most corrosion - resistant materials in the world. however it has defects such as the hot expansion and cold contraction rate is10 times larger than that of steel and the original cold fluidity ( creeping ) etc. therefore, as temperature increases, ptfe extends so excessively that it would collapse and then block the flow of media ; as temperature decreases, ptfe contracts so excessively that it would be ripped and then cause leakage

    Ptfe是當今最耐腐蝕的材料之一，可它被製造成襯里的時候，會存在熱脹冷縮比鋼鐵十多倍及固有的冷流性等缺陷，致使ptfe襯里管道、設備，在使用過程中，溫度高時， ptfe襯里層會伸長過多而內癟，阻塞了介質流通；溫度低時， ptfe層會收縮過大被拉裂而泄漏。
  19. The main achievements are obtained as follows in the paper : ( 1 ) the deformation fracture of the left bank ' s hypergene reform is mainly consisted of slipping pressure pull crack slipping flexure slipping pull crack and dumpping pull crack. the right bank, is the slipping pull crack.

    論文獲得的主要成果如下： （ 1 ）左岸淺表生改造的變形破裂機制主要有滑移壓致拉裂、滑移彎曲、滑移拉裂和傾倒拉裂等。右岸淺表生改造主要表現為滑移拉裂式的變形破裂為主。
  20. Non - sinusoidal oscillation has the characters that the upward time of the continuous casting mold is longer than the downward time. it can reduce the friction between the mold wall and the strand surface, and prevents the strand from leaking and cracking, it can also improve the surface quality of slabs. it is the main development of continuous casting mold in the future

    其中非正弦振動具有上升運動時間比下降運動時間長的特點，能減小結晶器與坯殼之間的摩擦力，防止坯殼的拉漏和拉裂，改善鋼坯的表面質量，是今後連鑄結晶器振動發展的主要方向。
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