eutectic alloy 中文意思是什麼

eutectic alloy 解釋
低共熔合金。

  • eutectic : adj. 【化學】低共熔的；易熔的；共晶的。n. 低共熔混合物，共晶體。
  • alloy : n 1 合金。2 （合金中的）劣等金屬。3 （金銀的）成色，成份。4 〈比喻〉攙雜品。vt 1 合鑄，熔合（金屬...
  1. Influenced by the alternating current field, all of the eutectic microstructure of al - 20si - 5fe - ti alloy changed into very small particles which is well - distributed on the base of a - al. electromagnetic stirring stimulates the forming of equiaxed crystal in al - 20si - 5fe - mn alloy. primary iron - phase is transformed from thick needle into smooth block

    電磁攪拌促進al - 20si - 5fe - xmn合金中等軸晶的生成，初生富鐵相由原來粗厚的片狀物轉化成比較圓整的塊狀，共晶組織中鐵相主要以較短的針片狀存在。
  2. Thermal analytical investigations of al - mg - zn eutectic alloy

    鋁鎂鋅共晶合金的熱分析研究
  3. Effects of b on the eutectic solidification of hypereutectic al - si alloy

    合金共晶凝固過程的影響
  4. Effect of re modification and superheating treatment on eutectic al - si alloy

    中間合金變質效果的促進作用
  5. Effects of yttrium on mechanical properties and microstructures of ti - si eutectic alloy

    3共晶合金微觀組織和力學性能的影響
  6. The rapid solidification process of pb - sn eutectic alloy is investigated with acoustic levitation and the maximum undercooling of 38k has been achieved

    採用聲懸浮無容器處理技術研究了pb - sn共晶合金在深過冷條件下的凝固規律。
  7. The containerless rapid solidification of al - 32. 7wt % cu eutectic alloy in drop tube is investigated. the " lamellar eutectic - anomalous eutectic " microstructural morphology transition occurs with the decrease of droplet size

    採用落管無容器處理技術研究了al - 32 . 7wt cu二元共晶合金在深過冷條件下的快速凝固規律。
  8. The present thesis has carried out detailed investigation on the rapid solidification of undercooled bulk water and pb - sn binary eutectic alloy with acoustic levitation, and the various factors influencing the achievement of undercooling in sound field have been analyzed

    主要取得了以下幾方面的研究成果：研究了5 8mm的大體積水在聲懸浮無容器條件下的快速凝固行為。獲得了最大為24k的過冷度。
  9. In experiment, the dsc technique was used to analyze the effect of electric fields on the precipitate kinetic of al - li alloy solutionized with electric fields. the energy spectrum, tem and sem techniques are employed to investigate the elements solution, precipitates, fracture character, conductivity and vickers hardness. also, the solidification of al - cu eutectic alloy was conducted with the influence of electric fields

    在實驗上，利用dsc熱分析技術，分析了電場作用對al - li合金相析出動力學的影響；採用能譜成份檢測，透射電鏡和掃描電鏡等多種微觀檢測手段，對鋁合金的析出相，斷裂特徵、合金電導率和維氏硬度等性能在電場作用下的變化進行了系統的研究，並觀察了al - cu共晶合金在電場作用下的凝固組織。
  10. When the concentration of sr is 0. 02 %, the shape of eutectic silicon will change to grain, and the ductibility of the alloy will be boosted greatly

    在sr加入量為0 . 02時，共晶硅可以變為顆粒狀，大大提高了合金的延伸率。
  11. That the alloying element mn and ti substitutes the atom of fe in the rich iron - phase ( al, si, fe ) and resumes the part of the element si in primary phase refines the second phase. at the same time, the volume percentage of second phase is increased. at the course of solidification, the alternating current field changes obviously the microstructure morphology of the al - 20si - 5fe - x alloy and the number of particle eutectic structure is increased

    合金元素mn 、 ti通過占據富鐵相（ al ， si ， fe ）中鐵原子的晶格位置，同時消耗部分初生相中的si元素，形成四元富鐵相（ al ， si ， fe ， mn ） ，細化了合金中的第二相，同時提高第二相體積百分數。
  12. Internal combustion engines. metallographic inspection for piston of eutectic al - si - re alloy

    內燃機.稀土共晶鋁硅合金活塞.金相檢驗
  13. The maximal power outputs of 37. 0 mw / cm2 and 30. 0 mw / cm2 for the p - and n - type laminated materials respectively at the temperature difference 490 have been experimentally obtained, which are about 2. 5 and 3. 0 times those of - fesi2. chemical analyses show that the interface failure between the bridge alloy and the semiconductor bi2te3 results mainly from the eutectic mixtures with low melting point and brittle compounds formed during welding and long time annealing at 190. it is found that the electrical properties of a laminated structure are mainly controlled by the wettability of the bridge alloy on the semiconductor surface

    發現： 1 ）疊層材料具有明顯優于均質材料的熱電性能，在490溫差下， p -型和n -型疊層材料的最大輸出功率分別達到37 . 0和30 . 0 （ mw / cm ~ 2 ） ，是同類型均質- fesi _ 2的2 . 5和3倍； 2 ）在焊接過程和190長時間退火處理過程中，焊接過渡層合金和基體半導體（特別是bi _ 2te _ 3 ）之間存在明顯的元素相互擴散，從而在過渡層中形成一些低熔點共晶體和脆性化合物，這是導致疊層材料破壞的主要原因； 3 ）焊接過渡層合金與半導體基體之間的潤濕性是影響界面層電性能的主要因素。
  14. Standard specification for silver - copper eutectic electrical contact alloy

    銀銅低共熔電觸頭合金標準規范
  15. An introduction to eutectic au sn solder alloy and its preforms in microelectronics optoelectronic packaging applications

    金錫焊料及其在電子器件封裝領域中的應用
  16. Influenced by the alternating current field, except that a little of eutectic iron - phase still is the acicular structure, the most of eutectic iron - phase of the al - 20si - 5fe - mn alloy is refined into tiny particles which is segregated

    Al - 20si - 5fe - xti合金通過交流電場作用，共晶組織全部呈細小的顆粒狀均勻分佈於- al基體上。
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