surface conductivity 中文意思是什麼

surface conductivity 解釋
表面傳導性
  • surface : n 1 表面；地面；水面；廣場，空地。2 外觀，外表，皮毛。3 【幾】面；切口；【航空】翼面。adj 表面的...
  • conductivity : n. 【物理學】傳導性[力]，傳導率；導電率[性，系數]。
  1. First, a simple discussion for the mechanism about electrostatic atomization of the liquids has been given ; then the paper theoretically analyzed waving course, liquid drop producing course, and the liquid drop diffusing course in electrostatics atomization process., gave an analysis about the methods about carrying charges to the liquid drop, and analyzed that liquid with high electrical conductivity can be carried charges and atomized by electric field, while the isolated liquid with low electrical conductivity can be charged fully with the soakage electrode and inducing charge methods. at last the paper designed and configured the experimental equipment, conducted the atomization experiment to the three liquid medium - kerosene, emulsifier and alcohol under the same environment, handled the experimental results, then summarized the relationship between liquid electrostatic atomization effect and liquid surface tension, electronic conductivity and viscosity, along with the influence of voltage to electrostatic atomization and so on, found out the liquid atomization rule in high voltage electrostatic field

    首先，對液體介質的靜電霧化機理作了初步的探討，理論上分析了液體霧化過程中射流區、波紋區、霧滴區和霧滴擴散區;然後對液體荷電方法進行了研究分析，對于高電導率的液體，場致荷電和接觸荷電可以使其霧化，而對于電導率較低的絕緣液體，需用浸潤電極荷電和感應荷電方法使其充分帶電;最後，根據前面的研究分析，設計和組裝試驗裝置，在同一環境下對煤油、乳化劑、酒精三種不同液體介質進行高壓靜電霧化試驗，並對試驗結果進行分析處理，總結出液體靜電霧化與液體表面張力、電導率和粘度的關系及電壓對液體靜電霧化的影響等，得出高壓靜電場中液體霧化的一般規律。
  2. Many plastics have high surface resistance and low electrical conductivity.

    很多塑料具有高的表面電阻和低的導電性能。
  3. At very great depth the heat capacity as well as the thermal conductivity must be assumed to be higher than near the earth's surface.

    如果深度很大，就必須認為熱容以及熱導率都高於接近地表處的熱容和熱導率。
  4. Firstly, the surface characteristic of polystyrene particle is changed from water detesting to water intimity by using special techniques and admixtures so mat the compound quality with inorganic materials is insured. secondly, the contradiction between the weight and strength is solved through optimizing the particle size and using composite fiber and the best heat conductivity is achieved under the condition that the necessary strength is met. in the research process, the author solved the problem of fiber dispersing in insulating materials so that the contraction of the material is controlled

    課題研究中，首先採用特殊的改性工藝及外加劑實現對聚苯乙烯顆粒表面的成功改性，使其表面由憎水轉化為完全親水，確保與無機材料的復合質量；其次，通過採用優化骨料級配及使用復合纖維等措施解決了保溫材料的輕質與強度的矛盾，使保溫材料在滿足必要的強度的前提下，導熱系數降至最小；並且，課題研究中成功解決了纖維在保溫材料中均勻分散的問題，達到了抑制保溫材料收縮的目的；最後，通過採用復合外加劑、合適的膠凝材料及合理的配比等措施確保該保溫材料具有良好的和易性，滿足施工的要求。
  5. Piezoelectric sensors, commonly known as quartz crystal microbalance, are sensitive to multiple signals such as the surface mass and the viscosity, density, dielectric effect, conductivity of the liquid

    壓電傳感技術則是一種比較成熟的傳感技術，可響應石英晶體表面的質量變化及溶液粘度、密度、介電常數、電導率等參數。
  6. Because of its good electrical conductivity, cfrc specimens will engender joule effect when a relatively low voltage was added to them. if there are flaws inside, the surface temperature distribution of the specimens should be uneven. therefore, infrared thermograph ndt can be conducted

    利用碳纖維混凝土良好的導電性，通過對碳纖維混凝土試件施加較低的電壓，使其產生焦耳效應，如果試件內部存在缺陷，將在表面產生溫度差，從而可以利用紅外熱像技術進行無損檢測。
  7. As a super refractory, nature flaky graphite has many advantages such as high thermal conductivity, high thermal shock resistance, excellent high - temperature strength, excellent machinability, high sublimation temperature and low thermal expansion coefficient. unfortunately, the poor water wettability, low density and flaky structure of graphite surface limit its application with large quantity

    天然鱗片石墨以其熱膨脹小，導熱性、抗熱震性和化學穩定性好等諸多優點而成為適應鋼鐵冶煉苛刻環境耐火材料的原料，但石墨在水中的潤濕性、分散性差以及在空氣中易氧化等缺點限制了它的進一步應用。
  8. Solder alloys are selected for their properties to flow, sealing ability, electrical conductivity, and for general body work to provide a smooth surface for finishing

    選擇軟焊合金時應考慮其流動性、密封能力和導電性，此外？以提供光滑的加工表面。
  9. Although a variety of techniques, such as addition of surface area, swirl flow devices, vibration of heated surface, vibration of fluid, are applied to enhance heat transfer, major improvements in heat transfer capabilities have been held back because of the low thermal conductivity of conventional heat transfer fluids

    隨著對熱交換設備換熱表面強化傳熱技術研究的深入，換熱工質的傳熱性能已成為影響熱交換設備高效緊湊性能的一個主要因素，低導熱系數的換熱工質已成為研究新一代高效冷卻技術的主要障礙。
  10. 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。
  11. Recent years, the using of piezoelectric sensors becomes a focus in novel biosensors research. the basic principle is that the characters of its oscillation are highly responded with the changes of the surface mass adsorption, or the physic characters in the reaction system including density, viscosity, conductivity and so on. a piezoelectric biosensor with a nanogram sensitivity could be constructed through a reasonable biological processing and structure designing to the piezoelectric quartz crystal

    近年來，壓電傳感器檢測技術逐漸成為生物分析中的研究熱點，其基本原理是利用石英晶體振蕩特性對石英晶體表面質量負載（質量效應）和反應體系物理性狀如密度、粘度、電導率（非質量效應）等的改變具有高度敏感的特性，通過對石英晶體進行適當的生物學處理和結構設計，構建出具有具有ng級檢測能力的生物傳感器。
  12. The calculation program using the matlab has been worked out to get the numerical solutions of the proposed models. the experiment has first been conducted in the laboratory to get the fundamentals thermal and moisture properties ( such as materials density, specific heat capacity and thermal conductivity ) and also the material moisture absorption isotherms of adobe building materials. the methods of measuring the surface mass transfer coefficient and material moisture content have been proposed

    首次對生土建築材料物性參數進行了實驗測試，得到了常用生土建築材料的密度、比熱和導熱系數等參數值，得到了生土建築圍護結構的等溫吸濕平衡曲線的擬合函數關系式；此外，研究了生土建築圍護結構表面質交換系數實驗測定方法，探索了利用電阻率測量生土建築圍護的安窪築科技人學博十學位論文結構內部含濕量的測試方法。
  13. It is a new branch to band piezoelectric chemistry and biological sensing technology. piezoelectric sensors are highly sensitive to multiple signals such as the surface mass and the density, viscosity, conductivity, dielectric effect of the liquid. the piezoelectric sensors are especially suitable for analysis of the proteins with high molecular weight

    壓電傳感器除了可響應質量效應外，還可響應溶液的粘度、密度、介電常數、電導率等多種信號，除了氣相之外，當前的壓電傳感器還提供液相壓電傳感理論和應用技術，尤其是用於生物大分子的測定。
  14. Ion beam processing improved on chemical and physical properties such as conductivity, surface hardness and wear resistance

    聚合物材料經高能離子注入后其電導率、表面硬度、耐磨性等性能都得到了提高。
  15. Because of better conductivity, higher transparency, smoother surface and higher work function, ito ( indium tin oxide ) films are used as the transparent electrodes which are the emitting side in oled

    Oled顯示器件經常採用ito膜作為有機發光的出射面和透明電極，要求ito膜可見光透過率、導電性、表面平整度以及功函數都很好。
  16. Study shows that great rainfall influences soil slope safety factor markedly, magnitude of rainfall intensity has a great influence on slope safety factor for steep slope under certain coefficient of saturated conductivity, the surface plant roots affect unsaturated zone seepage field distribution and postpone unsaturated zone moisture content ' s increase, so the soil slope safety factor is enhanced finally

    分析結果表明，在土體飽和滲透系數一定的條件下，強降雨對土坡穩定系數影響顯著；土坡越陡，降雨強度大小對土坡安全性影響就俞顯突出；土坡表層植物根系的存在影響非飽和區滲流場分佈，可以延緩非飽和區含水量的增大，土坡穩定系數得到提高。
  17. Zero - expansion models satisfy the request of space structures for they can possess high dimensional stability in temperature - change fields. the surface morphology, electrical conductivity and spectral reflectivity of al / kapton films before and after space environment simulated tests were

    對于al / kapton薄膜試驗分別採用原子力顯微鏡、四探針電阻測量儀、紫外可見分光光度計測試其空間環境試驗后的表面形貌、面電導率、光學反射率。
  18. The study results show that the minimum ac flashover voltage decreases with the increase of the ice amount accreted on the insulator surface by an exponential law, and the down - trend of the minimum ac flashover voltage will slow gradually with the bridging of the shed of the insulators by icicles, both the average saturated ice amount and the special exponent m of effect of ice amount for different insulators depend on the radius of shed and the air - gaps of the sheds of the insulators, and that the ac ice flashover voltage decrease with the decrease pressure ratio p / p0 ( rise of the altitude ) by power - law for different esdd and icing - states when the altitude is from 4000m to 5500m. the special exponent n, which show the effects of altitude on the flashover voltage, is various with the type of insulator, icing - states and the surface status of iced insulator etc., and that the minimum ac flashover voltage of iced insulators decreases by power - law with esdd or the freezing water conductivity for different ice amount and atmospheric

    研究結果表明：在不同海拔高度和等值鹽密esdd下，絕緣子的最低交流冰閃電壓均隨覆冰量的增加而呈指數規律降低；當覆冰量增加到一定程度后，最低交流冰閃電壓隨覆冰量增加而降低的趨勢趨于飽和；不同絕緣子串的平均飽和覆冰量及閃絡電壓的覆冰量影響特徵指數m均與絕緣子的盤徑和傘距等因素有關；在海拔4000 5500m之間，不同等值鹽密esdd和覆冰狀態下，絕緣子的交流冰閃電壓隨海拔高度的增加（氣壓的降低）與p / p0呈乘冪關系降低，氣壓影響特徵指數n與絕緣子類型、覆冰類型、覆冰表面狀況等因素有關；當覆冰量和氣壓一定時，絕緣子的最低冰閃電壓均隨著等值鹽密（ esdd ）或覆冰水電導率的增加而呈乘冪關系降低，並逐漸趨于飽和。
  19. Several kinds of carbon - black were compared. superconductive carbon - black of ideal structure, larger specific surface area and fewer ash were selected as main conductive filler. at the same time, experiments were made on the different formulations, and the methods of mixing were compared. finally, a reasonable processing method, which kept a stable and even conductivity of the plastic product, was confirmed

    通過對幾種炭黑性能進行分析，選擇了結構性高、比表面積大及灰份含量少的超導炭黑做為主要導電填料進行配方系列化實驗，又對其共混方法進行比較，選擇合理的工藝路線使產品的電性能均勻穩定。
  20. Surface - conductance model are introduced to illustrate the mechanism of the conductivity and the gas sensibility of semiconductor. we make clear the reason of the good selectivity of sno2 - based sensors is the selection of heating voltage and the pt - heater acting as catalyst

    在解釋敏感機理的時候，我們引入了表面電導模型來解釋並且搞清楚了sno _ 2元件有較好選擇性的原因是加熱電壓的選擇以及基片上的鉑電極起了催化劑的作用。
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