擠壓過程 的英文怎麼說

中文拼音 [guòchéng]
擠壓過程 英文
extrusion process
  • : 動詞1 (人、物緊緊挨在一起; 事情集中在同一時間內) crowd; pack; cram 2 (使勁用身體推開人或物) j...
  • : 壓構詞成分。
  • : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
  • : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
  • 擠壓 : cirmp; squeeze; mouthpiece pressing; nobbing; extrusion; squeezing; battering
  • 過程 : process; procedure; transversion; plication; course
  1. In this paper the floral ontogeny and the ovary development of rivina humilis l. were observed. the results showed that ( 1 ) the tepal primordia initiated in 2 / 5 spirals. the abaxial one initiated first, then the adaxial one, finally the lateral two initiated nearly simultaneously. the third one initiated on the position near the first tepal, and there is a gap between itself and the second tepal. ( 2 ) the 4 stamineal primordia initiated in one whorl at the same time. ( 3 ) the carpellary primordium initiated from the abaxial side of flower primordium ; the carpellary primordium grew upwards and towards axis after it was formed, therefore an elliptic orifice was formed at the adaxial position of ovary, which was the remainder of the mouth of ovary before the ovary was fused completely. with the ovary maturing, the orifice was narrowed because of the ovary growth, at last fused completely. the gynoecium is composed of a single carpel. ( 4 ) in the series developmental sections of ovary, the ovular primordium was initiated on the adaxial meristem when the mouth of ovary was formed

    對數珠珊瑚的花器官發生和子房的發育進行了觀察.結果表明: ( 1 )數珠珊瑚花被呈2 / 5螺旋狀發生,遠軸側的1枚先發生,其次為近軸側的1枚發生,最後側方的2枚花被幾乎同時發生,第3枚花被在靠近第1枚的位置發生,第2枚和第3枚之間有1個空隙; ( 2 ) 4枚雄蕊是同時發生的; ( 3 )心皮發生於分生組織的遠軸側,心皮原基形成后,向上向軸生長,在子房成熟前在近軸側非正中位形成1個孔,該孔為心皮最終愈合前的殘跡,到子房成熟時,因子房的生長孔被縮小,在進一步的生長中愈合.子房由1枚心皮構成; ( 4 )從子房發育的切片看,該植物的胚珠是在子房發生后不久發生的,子房上的圓孔形成時,從近軸側的分生組織發生胚珠原基,由胚珠原基分化出珠被與珠心
  2. The results indicate that both caledonian basins in north and east guangxi evolved from fracturing to closure

    結果表明,桂北、桂東加里東期盆地演化均經歷了從拉張裂解到閉合的完整
  3. Transformation of metal from slug shape to tube shape by the impact extrusion process does mot involve any assembly of parts in the fabrication of collapsible tubes

    在製作(裝)膏狀物小(金屬)管中,將條狀(或是塊狀)的金屬通轉化為管狀的工序並不包含任何零件的裝配。
  4. The globalization course was that the preformed texture recrystallized and became the granular equiaxed grain, when the temperature rose and the holding time prolonged, the granular grain melted at some area and at the liquid - solid interface the grain globalized at the role of the curvature overheated

    機制為:形變組織在加熱中首先發生再結晶長大變為顆粒狀等軸晶;隨溫度升高和保溫時間延長,等軸晶發生局部熔化,液固界面的曲率熱使晶粒外形向球狀轉變。
  5. Some other materials are added to facilitate extrusion and other manufacturing operations.

    添加其它的一些物質是為了使和別的加工更為方便。
  6. Hot extrusion process of rapidly solidified hypereutectic aluminum - silicon alloy powder

    快速凝固高硅鋁合金粉末的熱擠壓過程
  7. ( 6 ) in this paper. adopting fea software ansys to simulation and analysis the al ecap process. in order to spread out studying of ecap in the future. the results show : die comer angle, the radius of round angle, the friction coffience of workpiece and die, the properties of die ( elastic modulus, possion ratio ) et al, have some degree impact on the deformation of materials

    ( 6 )採用有限元( fea )分析軟體ansys對al的擠壓過程進行ecap模擬與分析,為后續研究工作做好鋪墊,分析結果表明:外切角、圓角半徑、試樣與凹模之間的摩擦系數、凹模本身的特性(如彈性模量、泊松比等)等等,對材料的變形量都由不同度的影響。
  8. By means of analytical methods based on upper bound element technique ( ubet ), non - axisymmetric element, simulates the forming process of non - axisymmetric involute teeth spline has been introduced, formula of speed fields been derived and the deformation regularity of steady extrusion on the forming process successly described

    摘要本文運用上限單元技術( ubet ) ,引入非完全軸對稱單元,模擬了非完全軸對稱零件漸開線齒外花鍵的成形,推導出了成形中的速度場公式,並成功地描述了擠壓過程中的變形規律。
  9. Analyzing the direct extrusion process by the linear flow method

    線流法分析正擠壓過程
  10. Modeling of aluminum profiele extrusion processes using finite

    鋁型材擠壓過程有限體積法數值模擬技術研究
  11. The sensitivity algorithm is a knowledge of research on the affection of parameters varies to system performance. combination with pressing force and infuse time predicted model, by using sensitivity algorithm, the affection of cast temperature, mould temperature and infuse pressure on infuse time is researched deeply, and the affection of cast temperature, infuse time and infuse pressure on the pressing force in the origination stage of extrusion process. the sensitivity analysis has huge instructing significance to the selection of parameters

    靈敏度演算法是分析參數變化對系統性能影響的一種有效工具,所以本文引入靈敏度演算法,結合制力和浸滲時間預測模型,深入研究了澆注溫度、模具溫度和浸滲力對浸滲時間的影響關系,以及澆注溫度、模具溫度、浸滲時間和浸滲力對擠壓過程起始階段制力的影響,對于參數的選取,具有一定的指導意義。
  12. Thermodynamic couple numerical simulation of ring compression of pure aluminum and tube extrusion of superalloy gh4169 is done by adopting the constant friction model and the present friction model in the paper. numerical results are compared with experimental investigations to validate the correction and nicety of the present friction model of bulk metal forming processes. the accuracy of the finite element simulation of bulk forming processes can be improved by adopting the present friction model

    採用二次開發msc . superform軟體,對純鋁圓環鐓粗和高溫合金gh4169管材擠壓過程進行了熱力耦合數值模擬,比較了採用本文提出的多因素摩擦模型和常摩擦模型對圓環鐓粗和管材擠壓過程變形行為的影響,通與實驗結果的比較,驗證了本文的摩擦模型及其參數值的正確性,也說明了多因素摩擦模型提高了有限元模擬的精度。
  13. Study on dynamic re - crystallization of 2024 aluminum alloy

    2024鋁合金擠壓過程動態再結晶問題的研究
  14. Numerical simulation on cold extrusion process of automobile starter socket

    汽車啟動器套筒冷擠壓過程數值模擬
  15. Application of finite volume method into simulation of transient flow of three - dimentional aliminium extrusion

    有限體積法在三維非穩態鋁合金擠壓過程模擬中的應用
  16. The principle, influence factor and material changes of preparing extruded soybean protein with twin - screwder - evaporater are introduced

    摘要簡要介紹了膨化法生產大豆組織蛋白的原理及影響因素,並介紹了擠壓過程中物料的變化。
  17. The simulation results conform with the test results, which certificate the model. the liquid infiltration - extrusion process is simulated lively by the superiority and powerful nonlinear solution function of the fem software, the perfect contours and curves are obtained

    並且利用有限元軟體的優越性和強大的非線性求解功能,對液態浸滲擠壓過程進行了很好的模擬,利用軟體完善的后處理功能,得到了完美的等值線和帶狀雲圖。
  18. Fem simulation is presented to study the deformation of the porthole die during the process of aluminum profile extrusion, it will provide evidence for the scientific and suitable design of the die, finally the increase of product precision and the life of die can be reached

    介紹了國內外應用有限元方法對鋁型材擠壓過程研究的狀況,提出了對鋁型材擠壓過程中分流模的變形進行有限元數值模擬研究的思路,為模具的科學、合理設計提供依據,以達到提高產品尺寸精度,提高模具壽命的目的。
  19. So, in the paper, proceeding from the automatic control of extrusion velocity and based on the basic control strategy presented firstly, the relation among parameters of the process such as pressure, temperature and displacement is investigated, and the model of the process has been built using system identification method. then, a corresponding controller is designed together with its control algorithm, and the control system is proved viable and effective by the results of simulation on the control system. in the end, the problem of the realization of the control system is discussed by using modularization method. the hardware of the control system is designed and a sofeware with a perfect manmachine interface is developed, too

    因此,本文從速度的控制出發,首先探討並確立了本系統的基本控制策略;然後根據此控制策略的必然要求,對該工藝擠壓過程所涉及到的力、溫度、軸位移等參數間的關系進行了深入研究,利用系統辨識方法建立了擠壓過程關鍵階段的數學模型;在此基礎上完成了相應的控制器設計,給出了控制演算法,並對所設計的控制系統進行了模擬。
  20. The extrusion is successfully divided into three ideal stages through the analysis on the pressing force and displacement curve in the process of extrusion. the mathematical model of three import and one export about extrusion velocity, temperature, extrusion force and displacement was constructed by the combination of first order classic least - square algorithm and least - square linear identifying, and the steady control to extrusion force was realized

    採用一次經典最小二乘演算法和最小二乘在線遞推辨識相結合的方法,建立了以速度、溫度和位移為輸入,力為輸出的三輸入單輸出數學模型,同時對于在擠壓過程制階段中出現的不穩定現象,提出了合理的解決方案,能夠對擠壓過程制階段的制力進行較好的預測。
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