金屬成形法 的英文怎麼說

中文拼音 [jīnzhǔchéngxíng]
金屬成形法 英文
metal-forming process
  • : Ⅰ名詞1 (金屬) metals 2 (錢) money 3 (古時金屬制的打擊樂器) ancient metal percussion instrum...
  • : 屬名詞1 (類別) category 2 [生物學] (生物分類系統上所用的等級之一) genus 3 (家屬; 親屬) fami...
  • : Ⅰ動詞1 (完成; 成功) accomplish; succeed 2 (成為; 變為) become; turn into 3 (成全) help comp...
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • 金屬 : metal
  1. It not only gains the physical contrastive datum mark, but also improves the blm stability. cyclic voltammetry is used to study the characteristic of blm attached to metal surface, as the forming of blm, the voltammetric characteristics of blm, the selection of ion and measurement of different ki concentration

    就以上提出的處理方,採用循環伏安詳細研究了表面所覆blm的基本性質,如:膜液的配製、膜的、膜電阻、膜的伏安特性、膜的擊穿電壓、離子的識別性及對不同濃度的碘化鉀溶液的測試。
  2. As an advanced materials preparation technology, spray - deposition has shown remarkable superiority in producing large - sized alloys and metal matrix composites. however, the spray deposeted preforms usually contain a certain quantity of porosity. besides, the oxide films on the surface of the particles lead to week metallurgic conjunction between the particles. in order to obtain an ideal structure and performance, the porous preforms need further densifying and plastical forming. in this paper, a new technology named wedge pressing was used to densify spray - deposeted 5a06 aluminium alloy, in which the large deformation can be obtained through the sum - up of local deformation and multi - step small deformation. this method can also solved the problems in traditional processing and greatly decreased the producing cost. what ’ s more, the reserch on the wedge pressing desification rules about the large - sized spray deposeted preforms was significant it was vital not only to the further densification of the prefoums but also to the further research on plastical deforming the research was also benefit to the industrialization an the application of the spray deposeted porous materials

    坩堝移動式噴射沉積技術作為一種先進的材料制備新技術,在制備大尺寸合基復合材料方面具有顯著的優越性。然而噴射沉積坯件特別是大型坯件通常存在一定量的孔隙,顆粒表面存在一定量的氧化膜,顆粒之間未能完全達到良好的冶結合狀態,因此需要進行后續緻密化和塑性變才能獲得理想的組織和性能。本文採用一種新型的楔壓制工藝,即通過局部變、多道次小變累積實現大變的緻密化加工方,對噴射沉積多孔坯料進行后續緻密化和塑性變,很好地解決了傳統加工工藝的難題,大大降低了生產本。
  3. In order to solve the above - mentioned problems, the present invention provides a method for plating a polymer material with a metal film, which can form the film on the surface of polymer materials, which are difficult to plate by the prior wet plating method, at a relatively low cost in comparison to the dry plating method and exhibits a uniform thickness and a good adhesion of the metal film and further, shows a good reproducibility

    為了解決上述問題,本發明提供了一種給聚合物材料上鍍膜的方,用該方可以在聚合物材料表面膜層,這是原來的工藝難于做到的,而且比干鍍本低,鍍層厚度均勻,膜的粘附性好,最後,還顯示出好的重現性。
  4. Sheet metal formability and methods - earing test

    薄板性能與試驗方凸耳試驗
  5. Optimization and generation of finite element hexahedral mesh in metal forming process

    塑性有限元六面體網格自動生及優化技術
  6. The results show that : blm can rapidly form on the tip of the electrode and is kept for a long time ; the test results can recur in the manner described and the blm modified by 2 has the selection of iodic ion

    結果表明: blm完全可以於用該方處理的表面端,能在一段時間內保持穩定,並能在相同實驗條件下再現同樣結果,經碘修飾的blm還能選擇性的識別碘離子。
  7. One was using the cyclic ether to pretreat the lithium metal electrode. and a favorable surface sei film was wished to form on the lithium metal, to enhance the interface stability of lithium electrode and the cycleability of lithium battery

    一:嘗試採用環醚類化合物對鋰電極進行表面預處理,預先在鋰表面良好的表面sei膜,提高鋰電極界面穩定性和鋰負極的電化學性能。
  8. The transition metal vanadates with special morphology were synthesized by the hydrothermal technique at low temperature, and characterized by sem, xrd, ir and eds technique. the regulations and affecting factors for the synthesis of the transition metal vanadates with special morphology were obtained and the route of low temperature synthesis was developed. most attentions were payed to the synthesis of transition metal vanadates

    本論文採用水熱方進行具有特殊貌的釩酸鹽晶體的合研究工作,初步探索具有特殊貌過渡的釩酸鹽晶體的合規律,找出合過程中的影響因素,開發過渡釩酸鹽的低溫合路線,合具有特殊貌的釩酸鹽的單晶,有利於發現新材料。
  9. A reliability experiment of thermal aging was carried out for the two types of joints, scanning electron microscopy, energy dispersive x - ray spectrometer and micro x - ray diffractomer were adopted to investigate the interfacial evolution behavior of joints, and kinetics model of imc formation was established. the results show that imc growth follows the parabolic law as a function of aging time at certain aging temperature, imc growth is more sensitive to the aging temperature than the aging time, the activation energy of cu - al imc growth is 97. 1kj / mol and the major forming cu - al imc are cual2 and cu9al4, the activation energy of au - al imc growth is 40. 1kj / mol and the main au - al imc are au4al and au5al2, with au2al and aual at the interfacial periphery of joints, the rate of cu - al imc growth is about 1000 times slower than that of au - al imc, and kirkendall voids and cracks are easily appeared during thermal aging in gold ball bonds while voids and cracks are absent in copper ball bonds even after aging at 200 for 2900 hours and 250 for 169 hours

    研究結果表明:間化合物厚度與老化時間的關系符合拋物線則,間化合物的生長對老化溫度比老化時間更加敏感; cu - al間化合物生長的激活能為97 . 1kj / mol ,老化后間化合物呈層狀分佈,主要相為cual2和cu9al4 ; au - al間化合物生長的激活能為40 . 1kj / mol ,主要相為au4al和au5al2 ,同時在界面周邊區域生了au2al和aual ;老化過程中cu - al間化合物生長速率比au - al間化合物生長速率小103數量級;絲球鍵合點200老化96小時出現了明顯的kirkendall空洞和裂紋,但銅絲球鍵合點200老化2900小時和250老化169小時都沒有空洞和裂紋。
  10. In actual engineering problems such as metal forming, structure crashworthiness et al., there are a great number of interface problems with elasto - plastic large deformation. when such large deformation or distortion is solved by finite element method, it must remesh process must be developed to get the less accurate numerical result

    型、結構碰撞、穿甲等工程領域存在大量的彈塑性大變接觸問題,用有限元模擬這些過程時,由於變畸變的存在,往往需要採用網格重劃分才能得到較為準確的計算結果。
  11. Direct metal forming based on plasma arc welding is a novel rapid prototyping process

    摘要基於等離子弧焊的直接是一種新型的快速工藝。
  12. The electrode was found to decrease the solubility of dithizone in alkalescence solution and effectively minish the lose of deoxidize state of metal. third, a potentiometric sensor was prepared by adding copper diethyldithiocarbamate directly into the carbon paste mixture, and the electrode was found has nerst response to copper ion in solution. and in our research two pharmaceutical selective electrodes were fabricated by coating polyvinyl chloride ( pvc ) which contained electroactive material on carbon rod electrode

    第二,利用- cd與環氧氯丙烷的交聯聚合物( - cdp ) (不溶性)包合了雙硫腙,然後將- cdp與雙硫腙包合物樹脂作為修飾劑制備了碳糊修飾電極,利用陽極溶出伏安( asv )測定了pd ~ ( 2 + ) ,實驗發現通過包合降低了雙硫腙在堿性溶液中的溶解度並且減少了還原態的流失,取得了較好的效果。
  13. A new waveguide made of changing a wide wall of a rectangular waveguide to a uniform curved wall is called conformal waveguide. a kind of expression of approximate solution for domain mode of the new waveguide, including symmetric, unsymmetric arc, parabolic arch, hyperbolic arch, elliptic arch, etc., is constructed by using boundary condition of mental waveguide, variational method and boundary element method. by using the equivalence principle, an approximate calculating formula for equivalent resonant conductance of a narrow longitudinal halfwavelength slot cut in the curved wall of the unsymmetric arcrectangular waveguide is derived, and the result is shown. although this solution is approximate, it can solve the problem in designing the slotted antenna of such conformal waveguide

    把矩波導一個寬面外突均勻曲面構的新波導統稱為共波導.利用波導邊界條件、變分、邊界元素構造這種新波導中主模場的一種近似解表達式,包括曲面橫截線為對稱、非對稱圓弧,拋物線弧,雙曲線弧,橢圓弧等.然後根據等效原理,推導非對稱圓弧矩波導曲面上窄的縱向半波長縫隙的等效諧振電導的近似計算公式,給出計算曲線.這種解雖然是近似的,但卻能解決這類共波導縫隙天線的工程設計
  14. The metal flowing pattern of the tooth filling process at different stages during closed die extrusion is found through lead deformation test and double - acting extrusion method on a doubled - acting press or on a special die structure with a general press is proposed

    試驗獲得了充填齒腔的流動模式,提出採用專用雙動壓力機或在通用壓力機上採用特殊模具實現坯料雙向擠壓的
  15. These metallic enclosures attempt to defend the vulnerable electronics inside by forming faraday cages ? sealed conductive boxes that exclude external electromagnetic fields

    這些外殼可拉第籠(以導電外殼阻絕外部的電磁場) ,保護內部昂貴的電子裝置。
  16. A new method of adjusting boundary nodes in three - dimensional fem simulation of metal forming

    塑性三維有限元模擬過程中動態邊界調整新方
  17. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明:所選原料的尺寸、狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在表面均可潤滑轉移膜,從而減少摩擦副表面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  18. 1 lanthanide hydrides ( m = la, nd, sm, dy and yb ) can be prepared easily by the direct hydrogenation of lanthanide metals catalyzed by ticl4 in tetrahydrofunan ( thf ) under normal pressure. the rate of hydrogenation decreased with increasing atomic number of lanthanides. transmission electron micrographs showed that the resulted lanthanide hydrides were in the form of nanoparticles with an average primary particle size around 20 - 40 nm

    本論文首次提出一種在溫和條件下催化合納米尺寸的鑭系氫化物的方,介紹在常溫常壓下,鑭、釹、釤、鏑、鐿五種鑭系在四氫呋喃( thf )溶劑中,催化劑作用下與氫氣直接化合相應的納米尺寸的鑭系氫化物。
  19. Abstract : the nature of carbon sludge remained during the producing of water glass from rice husk or rice straw is studied. the results show : during the producing of water glass, the new technology can get rid of metal impurties which have been formed undissolved compounds ; the undissolved compound can dissolved in acid ; the purity of water glass producing by new technology is as same as or higher than the purity of it wthich is produced by the tradional technology sometimes

    文摘:對用稻殼、稻草制備水玻璃所剩餘的炭渣進行了分析,給出實驗結果.結果表明:分在水玻璃的制備過程中以難溶化合物的式被除去;難溶化合物能與酸反應,轉化為可溶化合物;新技術制取的水玻璃溶液與傳統方相比,純度相同,甚至更高
  20. By using finite element simulation method and plastic distortion theory, the author analyzes the principle of the stretch bending forming and builds finite element model of rotary stretch bending

    本文採用有限元模擬的方,結合的塑性變理論,深入分析了拉彎的機理,建立了用於轉臺式拉彎模擬的有限元模型。
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