熱導納 的英文怎麼說

中文拼音 [rèdǎonà]
熱導納 英文
thermal admittance
  • 導 : 動詞1. （引導） lead; guide 2. （傳導） transmit; conduct 3. （開導） instruct; teach; give guidance to
  • 納 : Ⅰ動詞1 （收進來; 放進來） receive; admit 2 （接受） accept; take in 3 （享受） enjoy; take deligh...
  1. Treating the anharmonic terms of potential energy as perturbations, and employing the formulas for atomic displacements and hamiltonian in phonon occupation number representation, the formulas for thermal expansion coefficients of crystal nano - wires are derived and the numerical calculations are carried out in this paper

    摘要將原子間相互作用勢的非諧項作為微擾，運用聲子數表象中的晶格原子振動位移和晶格振動哈密頓公式，推導了納米晶體線的熱膨脹系數公式，並進行了數值計算。
  2. As silicon is the most important semiconductor material in micro - electronic field, one - dimensional nano - structures of silicon play an important role in the fields of device assembly, nanometer - size magnetic device, photoelectronics, and have drawn wide interest in the world

    摘要作為微電子領域最重要的半導體材料，硅的一維納米結構在器件組裝、納米尺寸磁性器件、光電子等領域具有重要的作用，已經成為國際上材料科學研究的一個熱點。
  3. Indium stannum oxide ( ito ) as semiconductor have caused a great deal of interest due to their prominent electro - optical behavior. ito has high prominent transmittance, high infrared reflectance, good electrical conductivity, ito applied as gas sensors, photovoltaic devices, heat reflecting mirrors, solar cells, flat panel displays, liquid crystal displays, electroluminescent, devices and organic light - emitting diodes ( oled ) etc. although preparations and applications of ito films have been studied deeply. nano - ito composites hardly studied

    氧化銦錫（ ito ）是一種高簡並的n型半導體，由於具有導電性，可見光高透過率，紅外反射性，穩定的化學性，被廣泛應用於熱反射建築玻璃、抗靜電塗層，太陽能電池，熱發射鏡，平板顯示器和液晶顯示屏，傳感器，有機光致二級管（ oled ）等方面，國內外對高質量的ito薄膜的制備和應用進行了深入的研究，但是很少有ito納米粒子與高分子材料復合的報道。
  4. That is the reason that all over the countries have never stopped researching for mask jamming technology of radar. at present, the mask jamming source mainly comes from the thermal noise and zener avalanche noise of semiconductor devices. but the noise ’ s quality isn ’ t stabile because of the differences of semiconductor devices each other and the changes of exterior conditions

    目前採用的遮蓋性干擾的噪聲源主要來自半導體器件本身的熱噪聲或齊納雪崩噪聲，但各器件本身的不一致性和外界條件變化等因素使噪聲輸出質量不穩定;同時由於此類信號不能再生，不利於科學研究。
  5. In the wake of tottenham ' s 2 - 1 premiership triumph over the champions on sunday, mourinho criticised poll for disallowing a goal by didier drogba and for the second booking which brought john terry ' s first dismissal for his club

    在周日托特納姆熱次以2 ： 1戰勝切爾西之後，穆里尼奧指責主裁判波爾吹掉了德羅巴的進球和對約翰特里的第二張黃牌，後者直接導致特里在為俱樂部的比賽中第一次被罰出場。
  6. Dalian kerui economics trade co., ltd. sell tapes for bonding in industry, reclosable fasteners, adhesives, polish and grind material, anti - electrostatic and insulation tape america 3m company, heat shrinkable tubing, wire and cable, electrical thermal wire and system america raychem company, masterbatch hanna - wilson, silicone products ge toshiba company and electrostatic electronic hydrotreater, water tank self - cleaning sterilizer beijing enfi company

    公司經銷美國3m各種工業用單雙面膠帶尼搭扣粘接劑拋光研磨材料防靜電材料絕緣膠帶美國瑞侃公司單雙層熱縮管鉸鏈薄壁耐高溫導線電伴熱線及系統漢納威爾遜色母料ge東芝有機硅產品和各種靜電水處理器水箱自潔消毒器。
  7. 6, the formation of nano - nano sic / al2o3 composite ceramic coating : the heating difference of the powder in - outer layer during spraying results in that the inner nanoparticles are only partially melted, without growing into larger grain, a lot of nanoparticle agglomerates with sintered shape were detected in the coating

    6 、納米?納米sic al _ 2o _ 3復相陶瓷塗層形成過程為：乾粉顆粒內外層在噴塗過程中受熱歷史不同，導致內層納米粒子僅僅熔化而沒有結晶長大，塗層中形成了許多呈燒結形態納米粒子構成的團聚體。
  8. After testing thermal conductivity ( k ), electrical conductivity ( ) and see - beck coefficient ( a ), the results demonstrate that for cosb3 nano - materials, with decreasing in grains size lattice thermal conductivity falls, electrical conductivity decreases and seebeck coefficient increases. thermoelectric performance figure ( zt ) cosbs nano - compound with grains size of 200nm has reached 0. 43

    通過對一系列不同晶粒尺寸cosb _ 3化合物的熱導率、電導率和seebeck系數的測定，討論了晶粒尺寸大小對結構納米化對熱導率、電導率和seebeck系數的影響，結果表明：隨著cosb _ 3化合物晶粒尺寸的減小，晶格熱導率_ l顯著降低，從而導致cosb _ 3化合物的熱導率的降低；電導率也有一定的降低；以及seebeck系數顯著增加。
  9. Monodispersed particles may be synthesized by thermal decomposing iron pentacarbonyl in liquid phase containing lauryl - phosphate mono - ester as the surfactant. with increasing dosage of the surfactant, the grain size of the particles decreases, as a result, the permittivity decreases and the permeability increases. the minimal permittivity and the maximal permeability occur at the diameter of about 39 nm

    以十二烷基磷酸酯為表面活性劑在液相中熱分解五羰基鐵制備了單分散的- fe納米粒子，發現隨表面活性劑用量增迦納米粒子粒徑減小，粒子介電常數下降，磁導率上升；粒子介電常數和磁導率在粒徑為39nm左右分別出現最小值和最大值。
  10. Compared with the existing techniques for enhancing heat transfer by adding millimeter and / or micrometer - sized particles in fluids, nanofluids appear to be ideally suited for practical application with incurring little or no penalty in pressure drop because the nanoparticles are so small that the nanofiuid behaves like a pure fluid

    在液體中添迦納米粒子，可以顯著增加液體的導熱系數，提高熱交換系統的傳熱性能，而且由於納米粒子的小尺寸效應，其行為接近於液體分子，不會象毫米或微米級粒子易產生磨損或堵塞等不良結果。
  11. The conductivity - temperature property of gas sensor made by nano - sized sno2 powder has typical surface controlled sensor ' s characteristic, the conductivity peak is about 130

    用sno _ 2納米粉體製成旁熱式氣敏元件，所制元件的電導-溫度特性呈現明顯的表面控制型特徵，其電導峰出現在130左右。
  12. Analyzing the sintering theory of nano material and the heat conduction theory of laser machining, the mathematic model of grain size growth of nano material in laser sintering is built

    在分析納米材料已有燒結理論的基礎上，結合激光加工中有關熱傳導理論，建立了納米材料在激光作用下晶粒尺寸變化的數學模型。
  13. The thermodynamic and mechanical properties are calculated, it shows the melting point reduce in nizr alloy nano material. further we study the microstructure of them by the reverse monte carlo simulation, obtain the a series of information about bond angle - coordinate and so on

    Dft結合實驗數據導出的嵌入原子勢用於納米nizr合金熱力學性質的分子動力學模擬，模擬結果證實了納米合金材料由於界面結構原子分佈比較混亂，與常規合金相比體系嫡較大，熔點降低，得到與實驗一致的結果。
  14. Abstract ： in this paper, the methods including the reduction ball - milling, the optical induction, the chemical reduction, the liquid phase reduction, the liquid - solid phase reduction, the spray pyrolysis, the evaporation and condensation, and the atomization et al. which have been used for preparation of nanometer silver flakes and nanometer spherical silver powders in china since the 1990s were summarized under categories, the features of each method were compared, the development of preparation technology was looked forward to, in the meantime, the present application and potential application of nanometer silver powders were expounded

    摘要：本文分類總結了20世紀90年代以來國內納米片狀銀粉和球形銀粉的制備方法，包括還原球磨法、光誘導法、化學還原法、液相還原法、液-固相還原法、噴霧熱分解法、蒸發冷凝法及霧化法等，比較了各種方法的優缺點，展望了納米銀粉制備技術的發展，同時，論述了納米銀粉現有的和潛在的用途。
  15. For the case of the north china power grid ( as follower omitted " ncpg " ), discusses these focus question as " ncpg fund dispatching ", " ncpg e - bank ", provides conflict settlement to fund budget and center control by new financial method, computer and internet high - tech skill. the thesis suggests do fund control in all directions, link invest - collect flow with financial fund management together, all fund affairs relatively included in " ncpg fund dispatching ". as a goal, thesis hopes to make fund flow, mass flow and information flow as a line, control fund real time, and realize the enterprise resource planning

    文章針對電網的特徵和區域電力公司財務管理體制特點，對電網經營企業的投資管理和籌資管理作了較為詳細的回顧和分析，並結合當前資金管理中的「現金調度」 、 「網上銀行」等熱點話題，以華北電力集團公司為例進行了案例分析，對電網經營企業強化現金調度管理，積極穩妥地開展「網上銀行」業務，提出了思路和建議，初步解決了實際工作中電網經營企業資金集中管理的矛盾；同時，還大力倡導以金融手段創新推動和促進企業資金管理創新，提出了運用計算機、網路等高科技手段，開展資金管理的橫向和縱向調度，把投資、籌資等與資金管理相關的業務環節，納入到資金的綜合調度中來，逐步達到資金流、物流、信息流三流合一，實現資金的實時管理，從而使企業內部資源共享，實現企業資源優化。
  16. As well - known, there is an induced current on the surface when metal material is in the high frequency electromagnetic field, since tending to skin heating effect to make the temperature of metal material surface go up promptly, surface beginning melt when temperature reaches the melting point of metal, metal material is heated up continuously by surface to core till the metal droplet of melting

    自懸浮定向流技術制備金屬納米微粒與一般的蒸發冷凝法有所不同，其原理是：金屬材料在高頻電磁場中產生表面感生電流，由於趨膚加熱效應使得金屬材料表面的溫度迅速升高，當溫度達到金屬的熔點時表面開始熔化，通過熱傳導作用金屬材料由表面到芯部不斷加熱直至熔化成金屬液滴。
  17. Progress of research on thermoelectric properties measurements of semiconductor nano - films

    半導體納米薄膜熱電性能表徵技術的研究進展
  18. Abstract ： in this paper the synthesis methods of silver nanostructure materials, such as nanocubes, triangular nanoprisms, nanorods, nanowires, nanotubes, dentrites, flake, nanodisks, nanobelts, and so on, were introduced, the methods include reducing precipitation, photoinduced conversion, irradiation reduction, electrodeposition, template, microwave - assisted, ultrasonic - assisted, hydrothermal assemble, microemulsion, and so on

    摘要：介紹了納米立方體、三角形納米稜柱、納米棒、納米線、納米管、樹枝狀、片狀、納米盤、納米帶等納米結構銀的制備方法，包括溶液還原沉澱法、光誘導轉化法、輻射還原法、電化學沉積法、模板法、微波或超聲波輔助法、水熱法、微乳液法等。
  19. In addition, the nanometer - size particles of bn was doped into the mg - si - based thermoelectric materials as the second - phase for the first time. the result showed that the introduction of nano bn could decrease the thermal conductivity of the mg2si - based thermoelectric material and as a result its power factor were improved

    論文還首次在mg一si基熱電材料中引入bn納米粒子第二相，結果表明:在mg一si基熱電材料體系中引入bn納米粒子第二相能有效降低材料的熱導率，提高熱電材料的優值系數。
  20. In this research, nano - structure cosb3 was prepared and its thermoelectric performance figure is better than microm eter structure cosb3

    本研究通過晶體結構納米化來降低材料熱導率，提高材料seebeck系數，改善材料熱電性能。
分享友人
分享到 Line

分享到臉書