坯裂 的英文怎麼說

中文拼音 [liè]
坯裂 英文
crack in body
  • : 名詞1 (未經燒制的磚、瓦、瓷等的製品) base 2 (土坯) unburnt brick; earthen brick; adobe 3 [方...
  • : 裂動詞[方言] (東西的兩部分向兩旁分開) open
  1. The results show that " the frame - pack rolling " technology can increase the densify, avoid cracking during rolling, and effectively improve the deformability and mechanical properties of the spray deposited porous aluminum alloy sheets

    結果表明:外框限制軋制工藝提高了噴射沉積多孔材料的緻密度,避免了軋制過程中紋的形成,有效地改善了噴射沉積板的軋制性能及材料的力學性能。
  2. The familiar defects of powerful spinning have been listed, such as crack, rising skin, gluing knot, piling, speed bulge, the wound inside the wall, expanding etc. with analysis of the cause and probing into treatments according to the basic fondant and spinning craft parameters

    摘要列舉了強力旋壓常見缺陷,例如紋、起皮、堆積、粘結、鼓包、內壁劃傷、擴徑等,分析了產生的原因,針對料和旋壓工藝參數,簡要探討了應對措施。
  3. Using material, which composition is basically same to substrates through grinding, and then dipping its slurry on substrate with heating 800 and then sintering at 1400. there was no crack on the surface of coating. distinguish between coating and substrate may use sem, from sem micrographs of cross section of coating, there is gradated pore structure, while pore - forming agent is no good for coating

    採用與基體成分相同的原料配製的料漿在經800燒成的素上成膜,燒成后發現,添加成孔劑的料漿成膜后表面易於開,而未加成孔劑的料漿成膜效果較好。
  4. The relative prevention measures cover the following aspects : preparation of raw materials, semi - finished daqu, and entry of daqu stockroom according to technical standards strictly ; strict tehnica1 control during the fermentation of semi - finished daqu

    預防大麴縫的措施有:原料、制、入房應嚴格按工藝標準操作;嚴格曲發酵期的工藝控制。
  5. 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、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。
  6. 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,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。
  7. When heating temperature reached 300, crackings appeared on the surface of ceramic tiles but the microstructure of glaze exhibited no apparent change when heating temperature reached 900, the glaze melted, the crystal structure of the tiles broke down, the integrity of ceramic tile was destroyed and the intensity was almost lost

    當溫度達到300 ,冷卻試驗時,釉面可產生紋,但顯微結構基本無變化;當溫度達到900 ,冷卻試驗時,釉面出現熔化現象,體晶體結構酥、破碎,完整性遭到破壞,強度基本喪失。
  8. The expansion and dehiscence behavior during the vacuum reactive sintering below 660 of compact ti / al composite powders was experimentally investigated, and the reasons of expansion and dehiscence were theoretically analyzed. the method of low temperature reactive sintering was generalized, and the experiment testified the method effective. the rule of the expansion of the billets was generalized from the result of density of the billets

    低溫反應燒結工藝:研究了高能球磨ti / al復合粉體在溫度低於660下真空無壓反應燒結過程中的膨脹和開行為,分析了產生膨脹和開的主要原因;並提出了能夠有效預防料開的方法;通過測定料在低溫燒結后的密度,總結了其體積膨脹的規律;通過x射線衍射技術分析了隨球磨時間不同,金屬間化合物的生成情況。
  9. This paper mainly aims at the strategic demands for large - aperture lightweight mirror proposed by high - tech development. its main research contents are : select material blank for lightweight mirror according to physical and chemical properties of optical glass ; analyze and calculate the deformation quantity of the mirror with finite element method ; design and optimize mirror body structure of 400 lightweight plane mirror and 450 lightweight spherical mirror, analyze glass cutting principle, design specisl - use grinding wheel structure, select reasonable technological parameters to implement the processing of weight reduction holes on 400 plane mirror ; analyze etching mechanism of hydrofluoric acid, look for the technological parameters such as the optimal acid concentration and etching time etc. ; eliminate the stress of weight reduction holes and micro - cracks on 400 lightweight plane mirror ; discuss the processing principle and

    本論文的研究主要是瞄準國家高技術對大口徑輕型鏡的戰略需求而開展的。主要研究內容是:根據光學玻璃的物理與化學性能,選擇輕型鏡材料;用有限元法對鏡子的變形進行分析、計算,找出變形規律,優化設計400mm輕型平面鏡、 450mm輕型球面鏡鏡體結構;分析玻璃切削原理,設計專用磨輪結構,選擇合理工藝技術參數,完成400mm平面鏡輕量化減重孔的加工;分析氫氟酸腐蝕光學玻璃機理,尋找最佳酸濃度、腐蝕作用時間等工藝參數,實現400mm平面鏡減重孔應力與微紋的消除;討論分離器加工原理和工藝技術特點,完成400mm平面輕型鏡面形加工。
  10. Results show that fracture of the slab originates from overfiring of the slab due to high temperature in certain local area of the walking beam furnace and in light of the result proper counter measures are accordingly put forward

    結果表明,板是由於步進爐中局部溫度過高產生的過燒現象,根據分析結果提出了相應的改進措施。
  11. 45 quality roud steel fractured during forging

    摘要45優質圓鋼在鐓制產品料后發生層
  12. 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,能減小結晶器與殼之間的摩擦力,防止殼的拉漏和拉,改善鋼的表面質量,是今後連鑄結晶器振動發展的主要方向。
  13. Testing results are analyzed, then the boundary condition ( the heat transfer coefficient of and the water density ) for computer simulation is acquired. through simulation in computer using the all - purpose computer simulation software secondary cooling in slab continuous casting and test results, the influence of the factor such as casting speed, casting temperature, shell thickness and secondary cooling system are analyzed. the secondary cooling system is evaluated, the reasons of crack are analyzed

    應用模擬軟體和實驗數據對寶鋼1930鑄機進行了模擬計算,分析了拉速、配水制度、過熱度對鑄溫度場和殼厚度的影響;對寶鋼1930鑄機的二冷制度進行了評估,分析了產生紋的原因;並對二冷制度進行優化,提出了改進建議。
  14. Abstract : causes to the fracture of nh silicon steel slab have been analyzed by means of optical microscope and transmitting optical microscope

    文摘:採用光學顯微鏡和透射電鏡等分析,方法對nh硅鋼板進行了分析。
  15. Analysis which was based on the fracture mode of mould in wire - cutting processing, and the results show that the partial - quenched of mould, the non - uniformity of blank temperature and the carbide segregation inside the material are the main reasons of deformation and cracking

    摘要通過分析在線切割加工中模具的破壞形式表明:模具不完全淬火、料溫度的不均勻分佈、材料內部的碳化物偏析是模具變形與開的主要原因。
  16. The reason analysis for the bloom cracks of sus304hc stainless steel with cu content

    含銅不銹鋼初軋原因分析
  17. Spray deposited porous aluminum alloy sheets easily have surface and edge crack when they are directly rolled due to the porosity and metallurgical bond

    摘要噴射沉積多孔鋁合金板由於有孔洞且缺乏良好的冶金結合,直接軋制時易出現板表面紋及邊
  18. This segregation behavior of sn accords with the mechanism of non - equilibrium segregation. it can be obtained through the theoretical calculations that the critical time of sn non - equilibrium segregation is 124 seconds at 750 and the critical cooling rate is 8 / s when cooling from 1320. it is suggested that controlling the cooling rate during continuous casting to avoid the critical cooling rate ( 8 / s ) and avoiding high stress near the trough temperature ( 750 ) may control the form

    通過研究殘留元素sn的偏聚機制及其對o . 15wt . % c鋼熱塑性的影響,對試驗鋼進行脆性預測:建議在該鋼的連鑄過程中彎道矯直溫度盡量避開塑性谷底溫度750 ,二冷區的冷速盡量避開臨界冷卻速率8 / s ,從而可以減少該低碳鋼連鑄表面紋和橫向紋,提高其成材率。
  19. Metallic powders - determination of green strength by transverse rupture of rectangular compacts

    金屬粉末生強度的測定矩形壓橫向斷
  20. In this paper, the internal transverse cracks of continuous casting slabs of a niobium - bearing peritectic grade of steel are investigated using electron probe microanalyser and optical microscope

    摘要連鑄厚度中心存在的內紋在後續的軋制過程中軋不合而對產品的質量帶來重大的影響。
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