孔型 的英文怎麼說

中文拼音 [kǒngxíng]
孔型 英文
[冶金學] pass; roll pass
  1. On the basis of the basic theory of metal distortion, using round steel alit rolling as entity model and combining with production practice, the selection of slit location, slit mode and the design parameter of slit pass system were analyzed, and the area calculation model of pre - slit rolled piece and slit rolled piece was built

    摘要基於金屬塑性變形基本理論,以圓鋼雙線切分為基本實體模,結合生產實踐,對切分位置、切分方式的選擇和切分孔型系統的設計參數進行了分析,並建立了預切分軋件和切分軋件的面積計算模
  2. Plan of remaking lathe for cnc powerful cutting roller pass

    軋輥孔型數控強力車削機床改造方案
  3. And it ' s high - efficiency high - precision and high - speed make the system competent for measuring the spinneret

    系統具有高效、快速、精確的特點,且適用於多種孔型
  4. Another feature of the teletype is that it can read the patterns of holes and translate them into printed form again.

    電傳打字機的另一個特點是它能識別孔型,同時能把它重新轉換成原來的列印形式。
  5. At the surface of the pollen grains there are three types of aperturates, including three porates type, three colpates type and three porate - colpates type ; and four types of sculpture, namely, reticulate, striate, striate - reticulate and verrucate. the upper epidermal cells of the leaves of 12 species plants are detected with hpias - 1000 image analytic system through the treatment of binarization, and the experimental methods are proved stable. the results indicated that the waviness of the anticlinal walls ( sfc ) and the ratio of the feret ' s diameter ( slf ) of the epidermal cells of the middle lamina in the third node of leaves starting from the lowerest part of the stem have a relative constant range and could distinguish from each other. oieanolic acid, l, 5, 8 - trihydroxy - 3 - methoxyxanthone and swertiamarin are separately detected on the tlc, and the different chromatogram of various plants can be considered as characters of identification. the contents of oleanolic acid in 12 species of plants are determinated by hplc, but among the different plants and botanical organs their contents are different, and the highest content in flowers

    本文對川鄂產獐牙菜屬藥用植物資源進行了野外調查、標本採集和鑒定,對12種乾燥藥材的性狀進行了描述,提供了可以鑒別的特徵。通過掃描電子顯微鏡觀察的12種本屬藥用植物的花粉粒均為單粒花粉,萌發有3孔型, 3溝和3三種類;表面紋飾包括網狀紋,條狀?網狀紋,條狀紋和瘤狀紋四種類。用hpias ? 1000高清晰度彩色病理圖文分析系統對葉片上表皮細胞作圖像分析,並進行方法學研究,結果表明,同種植物莖上第3節葉片中段主脈和第1側脈之間葉上表皮細胞垂周壁彎曲程度sfc值和細胞縱、橫向直徑的比值slf值,種間有顯著差異,每種都有相對恆定范圍值。
  6. Abstract : to decrease bending and twist deformation of non - sym metry extruded sections, a new conception of local extrusion ratio and die band ratio has been set up, and also the formulas for the place of die hole on the ba sis of simulating test

    文摘:為減小非對稱材擠壓的彎扭畸變,在試驗研究的基礎上,建立了局部擠壓比、擠壓帶系數的概念,擠壓筒中心與擠壓模孔型中心相對位置的計算式。
  7. Closed box groove

    閉口式箱形孔型
  8. Presented in the paper are the unique advantages of the said mpm and a cursory review on groove design of the mill

    介紹了少機架限動芯棒連軋管機組的獨特優點,並對其孔型設計進行了初步探討。
  9. As an important step, the roll groove design - the selection of the roll groove system and the determination of the dimension, makes the decisive effect on the dimensional accuracy and the mechanic character of the tread steel bar

    孔型設計作為螺紋鋼筋生產中的重要環節,對螺紋鋼筋尺寸精度的高低起著決定性作用,孔型系統的選擇及孔型尺寸的確定直接影響到成品鋼筋的尺寸精度及其機械性能。
  10. Designing with this card system can shorten the design cycle of the new product, lowering the consumptions of the mills and the production cost, advancing the dimensional accuracy and the mechanical character of the finished thread steel bar. it has the important significance for increasing the economic benefit of the enterprise

    採用本螺紋鋼card系統進行孔型設計,極大地縮短了新產品的設計周期,降低了軋機能耗和生產成本,提高了螺紋鋼筋成品的尺寸精度和機械性能,對增加企業經濟效益具有重要意義。
  11. Corresponding mathematics model was developed, hole - edge stress analysis on composite material plate with multiform holes was carried out, accurate boundary conditions was founded by conformal mapping method, boundary problems of the two stress functions could be treated by affine transformation in the same way synchronously

    建立了相應的數學模,對含不同孔型復合材料板進行了邊應力分析,通過保角映射方法建立精確的邊界條件,解決了復雜孔型的邊界條件問題,藉助仿射變換能同時並且同方法的處理這兩個應力函數在邊界上的問題。
  12. This research job analysised the extending roll pass system the finish roll pass system and the ultimate roll groove. the mathematical models and experience formulations used for roll pass design are corrected according to the basic theory and the practical experience of the engineerings. the thread steel bar card was set up with the visual program tool - visualbasic6. 0, based on the method of the structural program design

    本課題通過對螺紋鋼延伸孔型系統、精軋孔型系統及成品孔型的構成和設計方法的分析,結合螺紋鋼孔型系統的基本設計理論和工程技術人員的實際生產經驗,對以往孔型設計過程中所使用的數學模、經驗公式等進行了修正,以結構化程序設計方法為基礎,採用可視化編程工具visualbasic6 . 0建立了螺紋鋼計算機輔助孔型設計系統。
  13. Electroformed apertures reproduce the mandrel photo resist finish faithfully and do not require any further processing

    電鑄復制捲筒照片孔型圖,不需要進一步的加工。
  14. That is, if we include the double blank there are four patterns.

    這就是說,包括兩個空位在內,總共有四種孔型
  15. A patch antenna with air holes in the substrate has been designed. the finite - difference time - domain ( fdtd ) method together with the perfectly matched layer ( pml ) boundary treatment has been used to study the performance of the antenna. it is shown that the surface waves are significiently suppressed, the frequency bandwidth is improved, the sidelobe levels are reduced and consequently the gain in the forward direction is improved by 14 db ( about 4 db higher than the value reported previously )

    設計了一種基底鉆周期圓結構的電磁(光子)晶體貼片天線,用fdtd方法並結合pml吸收邊界條件對該天線進行了研究,結果表明本文所設計的基底鉆孔型電磁晶體貼片天線取得了多方面的性能改善,與普通天線相比,基底中的表面波受到很大抑制,天線的帶寬增加,遠場方向圖上天線的旁瓣和背瓣被明顯削弱,向前輻射的增益由原來的12db增加到26db ,增加了14db ,比文獻上報道的gonzalo等人的研究結果提高了4db 。
  16. As an essential fitting for the suspended ceiling. the aluminum rim angle can be used as an omamental plece on the top of the ceiling. the product styles ronge from wood line, broad wood line, l shape, perforation type, and conventional type, to wshope, theapplication of rim angle ensures the uniform color of the ceiling and the leg of angle

    鋁質邊角是天花吊頂配件的必備配件,也可以作為吊頂頂部的配飾。有木線,寬木線, l,打孔型,普通w等不同風格,並備有多種顏色可供選擇。盡最大限度確保天花與收角邊顏色一致。
  17. Probe into pass conformation of finished angle

    角鋼成品孔型構置的研究與探討
  18. Card makes design period shorter compution periods, having very high superourity compared to the classical methods. the use of optimization technique in card is an inevitable trend

    Card使得設計周期短、計算準確,與傳統的孔型設計方法相比有著極大的優越性。將優化技術用於card是必然趨勢。
  19. 3d dynamic simulation for nc turning process of roller passes

    軋輥孔型數控車削加工的三維動態模擬
  20. Discussion on pass design of continuous mill for small section steel in hefei iron and steel group company

    合鋼小連軋機孔型設計探討
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