熱電導 的英文怎麼說
中文拼音 [rèdiàndǎo]
熱電導
英文
pyroconductivity-
Caloric conductibility measuring apparatus
熱電導率測量裝置Most plastics do not readily conduct heat or electricity.
大多數塑料不易傳熱或導電。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。Ionic liquids are extensively studied in areas of chemical synthesis, separation technology, electrochemistry and material processing due to their unique properties such as high electrical conductivity, high thermal stability, low measurable vapor pressure and incombustibility
摘要由於離子液體具有電導率高、熱穩定性好、蒸氣壓低、不燃燒等優良性質,越來越多地應用於有機合成、分離、電化學和材料加工等領域。One is to improve the photoconductivity by annealing the mpc film under magnetic field ; the other is to form composite multi - layer film of zno / pbpc and sno / pbpc, to change the spectral response range of mpc films
一是通過磁場熱處理提高酞菁薄膜的光電導性能;二是通過將p型酞菁與n型材料異質復合,改變光譜響應范圍。The compensating exfension wires for tungsten - rhenium thermocouples
鎢錸熱電偶用補償導線In this article, physical equations and relative three - dimensional finite - difference formulae in cylindrical and spherical geometries were derived and two - and three - dimensional code in cylindrical and spherical geometries for direct - drive by laser was made, based on the lared - s code in planar geometry. it consisted of the processes such as the inverse bremsstrahlung absorption, electic heat conduction and fluid dynamics
本論文在lared - s程序平面版本基礎上,推導了三維柱和球幾何中激光驅動的物理方程和相應的差分方程,編制了二維和三維柱和球幾何中激光驅動流體不穩定性的lared - s程序版本,主要物理過程包括:激光逆軔致吸收、電子熱傳導和流體運動。Iv ) for the strong interfacial coupling, there exist three pyroelectric peaks in the temperature curve of pyroelectric coefficient, and with the decrease of the interfacial coupling, the number of the pyroelectric peaks will decrease gradually
我們還發現,較強的界面耦合導致熱電系數的溫度曲線上的三個熱電峰的出現;而界面耦合強度的減弱及鐵電超晶格尺寸的減少將導致某些熱電峰的消失。Progress of semiconductor thermoelectric materials
半導體熱電材料研究進展The thermoelectricity power error of compensation conductor should be coincided with the articles in list7
補償導線的熱電動勢及允差應符合表7規定。Determination of conductivity type in germanium by thermoelectromotive method
用熱電動勢法測定鍺導電類型Function of compensation lead cable which used for thermocouple is to prolong cold end of thermocouple, and composing system for measuring temperature by connecting with temperature meter. adopting high - quality import teflon insulation and sheath advanced technologic production chain, makes products owning good performance of resistance to high low temperature acidproof anticorrosive antiaging long - term using in oil, etc. normal working temperature is - 40 275
熱電偶用補償導線電纜的作用是來延伸熱電偶的冷端,與測溫儀連接構成測溫系統,產品選用進口優質聚四氟乙烯絕緣和護套,並採用先進擠出設備新工藝流水生產線,具有耐高溫低溫,耐酸堿,防腐,耐老化等優異性能,可浸入油水中長期使用,正常工作溫度- 40 275 。The microstructure in this system shows randomly oriented fine plate - shaped grains with multi - layered structure. the fine grains randomly oriented ( strong grain boundary scattering ) and pores in these sintered samples could decrease the electrical conductivity. however, on the other hand, the fine grains randomly oriented and pores could lead to a dramatic decrease in the thermal conductivity
燒結樣品的顯微結構由具有多層片狀結構的顆粒組成,材料的顯微結構直接影響到材料的電導率和熱導率,細小顆粒和氣孔的存在會引起電導率的降低,同時也能降低材料的熱導率,優化材料顯微結構是提高材料的熱電性能的關鍵步驟。Zro2 fibrous cloths are characterized by their high melting point ( 2600 ), high - temperature resistance ( 2200 ), oxidation - corrosion resistance, quick absorbing alkaline, high alkaline absorption, and low heat - conductivity and resistivity, etc. zroi fibrous cloths that can be used as the nickel - hydrogen battery separators were first developed by using precursor process at home
氧化鋯纖維布具有熔點高( 2600 ) 、耐高溫( 2200 ) 、抗氧化、耐腐蝕、熱傳導率低、吸堿速度快、吸堿率高、面電阻小等特點。Methods of testing plastics - thermal properties - determination of the thermal stability of polyvinyl chloride by the conductometric method
塑料試驗方法.第1部分:熱特性.方法130c :聚氯乙烯耐熱性的電導測量方法Widely applied in measurement of hot air of desoldering station and liquid of tin stove by k detector probe
利用k熱電偶導線,可測量熱風手柄的熱風,或錫爐的錫液溫度。Direct connect vias conduct so much heat away from the pin and into the plane that high temperature or long soldering time may be required to complete the joint - thermal damage could occur to both the board and the component from soldering or desoldering
在焊接時,直接連接的過孔會通過引腳把大量的熱傳導至內電層,因此完成焊接就需要很高的溫度或者延長焊接時間,這就會導致在焊接或拆焊時發生電路板或元件的損壞。The experimental results showed that the substrate of pyroelectric sensor could significantly affect the detectivity. the porous silicon dioxide and pet plastic film substrate could effectively decrease the thermal conduction and the thermal fluctuation noise of the pyroelectric element, increase the voltage responsivity and the detectivity obviously
結果表明,多孔氧化硅和pet塑料可有效降低熱釋電元件的對外熱傳導,明顯提高傳感器的電壓響應率和降低熱釋電元件的熱噪聲。From the scaling law about hot electron temperature given by vh model, the hot electron measured by experiment was reasonable, the temperature was higher than the temperature given by resonant absorption scaling law
真空吸收是產生高能超熱電子的主導過程,從真空吸收給出的超熱電子溫度定標率來看,實驗中測量得到的超熱電子溫度是合理的。Carbon block has the properties of superior electric and thermal conductivity ; better chemical stability ; better bulk stability, as well as high strength in high in the blast furnace, the ferroalloy furnace, the calclium carbide furnace and the aluminum electrolyte tandk
炭塊類產品具有良好的導電、導熱性,較好的化學穩定性、高溫體積穩定性與高溫強度,廣泛用於煉鐵高爐、鐵合金爐、電石爐、鋁電解槽上作砌築耐火材料。分享友人