表面熔化 的英文怎麼說

中文拼音 [biǎomiànrónghuà]
表面熔化 英文
surface fusion
  • 表 : Ⅰ名詞1 （外面;外表） outside; surface; external 2 （中表親戚） the relationship between the child...
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  • 熔 : 動詞（熔化） melt; fuse; smelt
  • 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
  • 熔化 : melt; smelt; meltdown; fusion; fusation; diatexis; eliquation; run; melting; smelting
  1. At least 60 to 70 calories per square centimeter of thermal energy are required to produce surface melting or darkening.

    要使這些物質表面熔化或變黑，至少需要每平方厘米有60到70卡的熱能。
  2. In the investigations on laser cladding, experiments and analyses of laser clad nickel - based alloys and nickel - based ceramal composite alloys on steel substrates were performed to improve wear - resistance and corrosion - resistance properties of the coatings

    以提高材料表面的耐磨、耐蝕等性能為目的，採用預置和送粉熔覆工藝方式，對常用的鎳基合金和鎳基碳化鎢金屬陶瓷合金塗層進行系統研究。
  3. The sodium silicate makes the cork stick to the mold surface and also helps to withstand the charring action of the molten lead alloy.

    硅酸鈉能使軟木粉粘結在模具表面，而且還有助於軟木粉耐受熔融鉛合金的碳化作用。
  4. They tried to purge metal of dross

    他們試圖清除金屬熔化時浮升表面的渣滓。
  5. Mechanical equipment of nuclear reactors : design and construction rules. hard facing by cobalt alloys melting for mechanical equipment of nuclear reactors

    原子反應堆機械設備.設計與製造規則.原子反應堆機械設備用鈷合金固熔法表面硬化
  6. At quasi - state stage, the depth and rad ius of laser pool have small changes, but the highest surface temperature and velocity of molten pool decease rapidly

    在凝固準穩態階段，熔池熔深和半徑變化較小，但表面最高溫度、熔池流速急劇減小；凝固加速階段則反之。
  7. Antiwear ( aw ) agent additive that is active in preventing damage caused by occurrence of solid phase welding between sling surfaces without local surface melting

    抗磨（ aw ）添加劑相互滑動的表面因發生相互摩擦會造成損壞。抗磨添加劑就是能有效防止這類磨損，同時又不會發生滑動的表面熔化的添加劑
  8. In a surface burst, large quantities of earth or water enter the fireball at an early stage and are fused or vaporized.

    表面爆炸時，一開始便有大量的泥土或水份被捲入火球中，並熔化或汽化。
  9. 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、形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；均勻設計試驗方法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，在金屬表面均可形成潤滑轉移膜，從而減少金屬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 。
  10. Solder bar is made from high purity metal. by means of strict qualitg control the oxide and metallic and non - metallic impnrities and effectively minimized, the available high purity solder bar is with uniform and glazed surface good wetting and spreading ability after molten bright joint and minimum oxide residue after soldering. our product is suitable for wave and handwork soldering with high quality requirement

    本公司生產焊錫條採用高純度金屬原料，在嚴格品管條件下，有效控制氧化程度以及金屬和非金屬雜質含量，焊錫條表面均勻光滑，純度極高，熔化后流動性好，潤濕性極佳，焊點光亮，氧化渣物極少發生，適用於高品質要求的各種波峰焊和手工焊。
  11. Water has higher melting point, boiling point, heat of vaporization, heat of fusion and surface tension than comparable hydrides such as hydrogen suiphide or ammonia or most liquids

    與氫硫化物、氨水或其他大多數的液體相比，水具有較高的熔點、沸點、蒸發比熱、熔解熱和表面張力。
  12. Superplastic co - deformation strengthening terms of flame spraying coating

    表面噴熔層超塑性變形強化及其協調變形條件
  13. Tungsten and graphite, which have high melting point, can be used as thermal resistance materials, while copper and copper alloys, which have high thermal conductivity, can be used as cooling material

    鎢、石墨均具有高熔點，可作為耐高溫材料;銅合金具有良好的導熱性，可作為冷卻材料。本文對w與cu合金tlp連接及石墨表面鈦金屬化進行了研究。
  14. On the other hand, under the force of mechanical, the carbon and cao & sio2 superfine powder are obtained ; the specific surface area of these particles is increased. the tem photos indicated that, the carbon particles are composites on the surface of the melting superfine particles uniformly

    另一方面，在機械力作用下，碳黑及cao sio _ 2的熔融顆粒被超細粉碎，比表面積增大，同時tem照片顯示，中超碳黑均勻地復合於超細熔融顆粒表面，並有逐步嵌入的趨勢，提高了碳的有效利用率，降低了保護渣的熔化速度。
  15. The amorphous surface layer of tantalum was obtained by anodic oxidation in melting nitrate after plasma - nitriding at relative low temperature, and the composition, phase structure and property of coating were tested

    摘要採用低溫離子滲氮后再熔鹽陽極化的方法，在鉭表面形成厚度達微米數量級的非晶態層，測試了非晶層的成分、相結構和性能。
  16. Aiming at reducing the roughness of the sidewalls in the manufacturing of the pmma liquid pool by co _ 2 lasers, in the hypothesis that the intensity of the laser has a guassian distribution, the temperature distribution in slab material with limited thickness is studied according to traditional thermal conductive formulas, and the condensing progress of the melted surface of sidewalls is researched. it is concluded from the discussion of temperature distribution that the air bulbs is the major reason for the roughness of the sidewalls

    為降低co _ 2激光加工pmma材料儲液池側壁粗糙度，本文根據傳統的熱傳導方程，假定激光強度為高斯分佈，對有限厚板狀材料的溫度場進行分析;並考察側壁表面熔化層凝固過程的特徵;結果表明，側壁粗糙度形成的主要原因在於側壁表面熔化層凝固前氣泡未及時析出。
  17. In this paper, some of the techniques, including laser cladding, laser melting and solidifying, laser phase transformation hardening, laser shock processing, laser surface alloying have been introduced in brief and the prospect of this technique is viewed

    對工業應用中比較常見的激光熔覆、激光表面熔凝、激光相變硬化、激光沖擊強化、激光表面合金化等激光表面改性技術進行了綜述，並在此基礎上展望了激光表面改性技術的發展前景。
  18. Molecular dynamics simulation and analysis of bulk and surface melting processes for metal cu

    體熔化與表面熔化行為的分子動力學模擬與分析
  19. Molecular dynamics simulations of low index surfaces melting behaviors for metal cu

    低指數表面熔化行為的分子動力學模擬
  20. Antiwear ( aw ) agent additive that is active in preventing damage caused by occurrence of solid phase welding between sliding surfaces without local surface melting

    抗磨（ aw ）添加劑相互滑動的表面因發生相互摩擦會造成損壞。抗磨添加劑就是能有效防止這類磨損，同時又不會令發生滑動的表面熔化的添加劑。
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