汽相外延 的英文怎麼說
中文拼音 [qìxiāngwàiyán]
汽相外延
英文
vapor phase epitaxy-
Vapor growth epitaxy
汽相外延生長This paper referred to the massive domestic and foreign technical material, elaborated in the sheet forming value simulation theory essential technology in detail, points out when analysis sheet forming question should use the big distortion ball plasticity fem and introduce the application characteristic and the function summarizes of the sheet forming simulation software dynaform. secondly, analyzed the cover forming characteristic, simultaneously introduced the influence cover forming factor in detail : such as ramming direction, the craft addendum surface and the material pressing surface, the radius of convex - concave mold, draw bead, pressure strength, blank size and craft margin and so on. and simulates many typical automobiles cover panel with software : such lateral board, back taillight pedestal and storage cover
其次，分析了覆蓋件成形的特點和要求，同時詳細介紹了影響覆蓋件成形的因素如沖壓方向、工藝補充面和壓料面、凸凹模圓角、拉延筋、壓邊力、坯料尺寸和工藝切口等，並用數值模擬軟體對多個典型的汽車覆蓋件汽車后側圍板、后燈座以及轎車后備箱蓋的沖壓成形情況進行模擬，用模擬結果優化拉延工藝方案，比較了內覆蓋件和外覆蓋件在成形特點和要求的一些異同點，以及常見的起皺、拉裂和回彈、成形不足等缺陷的產生機理和相應對策，重點介紹工藝補充面和壓料面的設計及優化方法，因為拉延是沖壓工藝的關鍵工序，而工藝補充面和壓料面的設計是拉延工序的關鍵，對消除缺陷至關重要。At present the prevailing epitaxial growth techniques of gan are metalorganic chemical vapor deposition ( mocvd ), molecule beam epitaxy ( mbe ) as well as hvpe
目前gan的外延生長技術一般採用有機金屬化學氣相外延法（ mocvd ） ，在藍寶石襯底的（ 0001 ）面上外延生長gan材料，另外還有分子束外延技術（ mbe ）及鹵化物汽相外延技術（ hvpe ）等。To study its properties and obtain high quality thin films, a variety of techniques have been used such as molecular beam epitaxy ( mbe ), metal organic chemical vapor deposition ( mocvd ), magnetron sputtering, pulsed laser deposition, to prepare zno thin films
為了獲得高質量的氧化鋅薄膜材料，人們已採用分子束外延，有機化學汽相沉積，脈沖激光沉積，磁控濺射等各種技術來制備氧化鋅薄膜材料。The fabrication methods such as molecular - beam epitaxy and metal - organic chemical vapor deposition and experimental studies of their properties have been reported, and theoretical studies mainly concentrate on the impurity binding energy varying the size of the wire, the effect of the applied electric field or magnetic field, and photoionization of impurities
在實驗上已經用分子束外延和金屬有機化學汽相淀積等技術對其物理性質進行了廣泛的研究，而理論上的研究主要集中於研究量子線的尺寸對雜質束縛能的影響、外加電場或磁場的作用及雜質的光致電離效應。Vapor phase epitaxial growth
汽相外延生長Vapor phase epitaxy
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