metal barrier 中文意思是什麼

metal barrier 解釋
鐵欄河
  • metal : n 1 金屬;金屬製品;金屬合金。2 【化學】金屬元素;(opp alloy);金屬性。3 【徽章】金色;銀色。4 ...
  • barrier : n. 1. 柵,柵欄,隔欄,障壁,隔板,擋板;賽馬的出發柵。2. 關口,(海關)關卡。3. 障礙;壁壘;界線。4. (擴伸到海洋中的)南極洲冰層。vt. 用柵圍住。
  1. Schottky barrier diode is a kind of majority carrier device, using the contact barrier formed between metal and semiconductor to work. it has the advantages of low turn - on voltage and high response frequency, compared with pn junction diodes

    肖特基二極體是利用金屬與半導體之間接觸勢壘進行工作的一種多數載流子器件,與普通的pn結二極體相比,它具有正向導通電壓低,響應速度快等優良特性。
  2. Electrons from the metal will have to surmount the potential barrier to enter the semiconductor.

    金屬中的電子必須克服這個勢壘層才能進入半導體。
  3. Abstract : this paper studies the structure, function and realization of ceramic / metal gradient thermal barrier coatings dynamic design software by combining the conceptions of thermal barrier coatings ( tbcs ) and functional gradient materials ( fgms ). through a typical example, it compares and analyses the simulation results of temperature field in the multiplayer gradient cylinder model calculated by analytical method, finite difference method and finite element method

    文摘:結合熱障塗層和功能梯度材料的概念,研究陶瓷/金屬梯度熱障塗層動態設計軟體的結構與功能及其實現過程.通過具體的例子,對多層圓筒模型的溫度場的解析解、差分解及有限元解的模擬結果進行了比較及分析
  4. Therefore, it is an efficient way to dilute cro2 granules for enhancing extrinsic mr, due to the formation of new metal - insulator microstructure, which adjusts natures of barrier. in much of work published, much interest involves the fabricating technique and magnetotransport of cro2 ferromagnet, experimentally

    因此,採用cro _ 2 -絕緣顆粒復合的方法,以形成新的微結構來調整顆粒界面狀態和隧穿勢壘性質,是降低外磁場、增強外稟磁電阻效應的有效手段。
  5. Progress in study of ceramic metal functional gradients thermal barrier materials

    金屬功能梯度熱障材料研究進展
  6. Al2o3 coating is provided not only as insulation layer to decouple electrically the liquid metal flow from the load - carrying wall in the sake of the decisive reduction of pressure drop, but also as a barrier to reduce tritium permeation into structure materials

    為減少液態金屬mhd壓力損失,分析液態余屬包層各種相關材料影響因素,在液態金屬流動管道內壁加以al _ 2o _ 3絕緣塗層達到電學和熱學性質上的絕緣,並起到相當好地氚壁壘效果。
  7. Metal profiles with thermal barrier - mechanical performance - requirements, proofs and tests for assessment

    帶保溫層的金屬型材.機械特性.要求驗證和評定試驗
  8. Microstructural change and thermal shock performance of metal / ceramic graded thermal barrier coatings in thermal shock experiments were studied by scanning electron microscope and energy - dispersive spectrometry. the results showed : 1 ) metal microstructure kept intact while ceramic microstructure had been destroyed ; 2 ) thermal shock performance of coatings was interrelated with its function to relax residual stresses, therefore thermal shock performance of gradient thermal barrier coatings was better than that of terraced thermal barrier coatings ; 3 ) thermal shock performance was concerned with metal content in metal / ceramic thermal barrier coatings, which would be improved when metal content was increased

    利用掃描電子顯微鏡和能譜成分分析技術研究了金屬/陶瓷梯度熱障塗層在熱震過程中的顯微組織變化及其抗熱震性能.結果表明: 1 )金屬顯微組織保持完好,陶瓷顯微組織有明顯的破壞; 2 )塗層抗熱震性能與其熱應力緩和功能密切相關,梯度熱障塗層比階梯熱障塗層具有更高的抗熱震性能; 3 )金屬/陶瓷熱障塗層抗熱震性能與其中金屬相含量有關,金屬相含量增加可改善塗層抗熱震性能
  9. The revolutionary nib - seal bronze ball valve stops condensate, cold. its unique thermal barrier design keeps moisture from infiltrating your insulated system while preventing thermal energy loss through exposed metal handles

    具有創新功能的nib - seal青銅球閥能夠防止冷凝和冷卻。獨特的熱障結構設計阻止水分滲透到保溫系統中,防止熱能從暴露的金屬手柄上流失。
  10. Studies on metal - semiconductor contacts of 6h - sic and some interrelated processes condensed - state physics postgraduate : wu ruibin director : gong min the manufacturing processes as well as electrical and thermal characters of 6h - sic ohmic contacts have been studied in this work. in addition, we fabricated au and ni schottky barrier diodes ( sbds ) on silicon surface of n - type 6h - sic

    本文討論了n型6h - sic歐姆接觸的制備工藝及其基本電學及熱學特性,並在此基礎上採用金屬au及ni在n型6h - sic硅面( 0001晶向)上制備了具有一定特性的肖特基勢壘二極體。
  11. Schottky barrier diode ( sbd ) is based on the rectification characteristics of metal - semiconductor contact

    肖特基勢壘二極體是利用金屬半導體的整流接觸特性而製成的二極體。
  12. In this thesis, we aimed our research at metal - c _ ( 60 ) fullerene schottky barrier contact, which is the typical structure of c _ ( 60 ) diodes. the research work involves both scientific aspect and fabrication technics

    在論文的最後,採用c _ ( 60 )二極體構成lechner有源矩陣模式並對其進行了模擬,研究了其特性,期望能夠採用此二極體構成lechner二端子am - lcd ,從而大大降低am - lcd的生產成本。
  13. The influence of the height, width and the shape of the metal barrier is calculated in this paper. the simulation results show that the shape of the barrier boundary has great influence on discharge efficiency. the variation of electron temperature with gas pressure is also investigated and its result is coincident with the recorded data

    對新型蔭罩式結構分析了單元結構的變化對電子平均溫度和放電效率的影響,並觀察了隨壓強的變化電子平均溫度的變化趨勢,模擬結果表明斜邊或弧狀的內斜式結構可提高放電效率,且電子溫度隨壓強的變化趨勢同文獻相符。
  14. So it is considered that root which act as a sort of barrier retards the upwards transform of heavy metal such as lead, arsenic and cadmium, and protects the overground parts of the crop from toxin

    因此認為根作為一種屏障使重金屬鉛、砷和鎘難于向上部分遷移,使地上部分免受其害。
  15. Its unique thermal barrier design keeps moisture from forming and infiltrating your insulated system while preventing thermal energy loss through exposed metal handles

    其獨特的熱障結構避免潮氣的形成和滲透到保溫系統中,避免通過暴露的金屬手柄損失的熱量。
  16. ( 2 ) several samples of different structure parameters are grown by low - pressure metal - organic chemical vapor deposition ( lp - mocvd ). it is found that pl peak intensity, full width at half maximum ( fwhm ) and light output intensity are greatly dependent on number of wells. ratio of well / barrier width nearly has no effect on pl peak intensity and fwhm, but has little relation to light output intensity

    通過分析pls ,可以及時獲取材料生長和結構設計的數據,對質量控制有重要的指導意義; ( 2 )對不同結構的gainp algainp多量子阱樣品進行了光致發光及出光強度的測量,發現mqw的周期數目n對pl峰強度、半峰寬和出光強度的影響最大;阱壘寬厚度比a對pl峰強度和半峰寬的影響較小,但對發光強度的影響較大。
  17. Maintenance / update - free : traditional wooden or metal barrier will cost time and energy to repair and maintaining, will bring so much trouble to users

    免維護更新:傳統的木製和金屬柵欄,需要經常花費時間與精力來修理和維護,給用戶帶來諸多不便。
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