air conduction 中文意思是什麼

air conduction 解釋
空氣傳導，氣導
  • air : n 1 空氣，大氣。2 天空，空中。3 微風，和風。4 態度，樣子，風度，氣派；〈pl 〉高傲的架子。5 傳播，...
  • conduction : n. （用管對流體的）引流；【物理學】傳導，導電；【生理】神經脈沖的傳導。
  1. As a comparison, ba1. 03ce0. 8gd0. 2o3 - was synthesized by sol - gel method. among these samples, nonstoichiometric samples were synthesized for the first time. the research work involved : the crystal phase of the sinters were determined by xrd ; ionic conduction under different experimental atmospheres was measured by gas concentration cells ; performances of hydrogen - air fuel cells with the sinters as electrolytes and porous pt as electrodes were measured

    用粉末x射線衍射儀鑒定它們的結晶相；在（ 600 1000 ）范圍內，以燒結體作為電解質隔膜，多孔性pt黑為正、負電極， pt - rh合金網為集電極，分別組成氫濃差電池、氧濃差電池及氫?空氣燃料電池並測定了它們的性能，研究了不同氣氛下樣品的離子導電特性及影響燃料電池性能的因素。
  2. The heat source may be steam, heat conduction oil, electricity or coal ( oil ) hot air furnace

    熱源可採用蒸汽、導熱油、電或燃煤（油）熱風爐配套。
  3. The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade

    葉片內部通道冷卻是一個復雜的對流?導熱耦合傳熱問題，本文在分析葉片內部通道冷卻的流動與傳熱情況的基礎上，建立了三維、可壓縮紊流的物理模型，得到了通用的求解辦法；利用不帶擾流片的矩形直通道、帶順排擾流片矩形直通道、帶叉排擾流片、帶傾斜擾流片的矩形直通道的幾何模型，計算了冷卻空氣通過這幾種通道時的流動與換熱情況，得到了各種不同情況下計算區域的溫度場、壓力場、速度場；在此基礎上分析了不同的通道高度、不同的葉片通道材質對葉片內部通道冷卻的影響，並整理得到了各種通道形式下，努謝爾數和阻力因子與雷諾數的函數關系；本文重點研究了新型的葉片內部通道冷卻強化傳熱措施?帶擾流片的內部冷卻通道的強化傳熱效果，通過與光滑矩形直通道、帶針肋通道的冷卻效果的比較，表明了這種新型鮚構的優勢，對于葉片內部通道冷卻結構的設計可以起到指導的作用。
  4. Air conduction hearing aid

    空氣傳導助聽器
  5. Provisional head and torso simulator for acoustic measurements on air conduction hearing aids

    空氣傳導助聽器聲學測量用臨時頭戴筒式模擬器
  6. Specification for pure tone air conduction threshold audiometry for hearing conservation purposes

    聽力保護用純音色空氣傳導閾值聽力測定規范
  7. Acoustics. pure tone air conduction threshold audiometry for hearing conservation purposes

    聲學.為保護聽力而進行的純音空氣傳導閥值聽力測定法
  8. Acoustics. audiometric test methods. part 1 : basic pure tone air and bone conduction threshold audiometry

    聲學.聽力測定試驗方法.第1部分:基本純音空氣傳導和骨傳導聽閾測聽術
  9. Provisional head and torso simulator for acoustic measurements on air conduction hearing aids ; identical with iec 60959 : 1990

    空氣傳導助聽器聲學測量用臨時頭部模擬器和軀干模擬
  10. Acoustics ; audiometric test methods ; part 1 : basic pure tone air and bone conduction threshold audiometry ; identical with iso 8253 - 1 : 1989

    聲學.聽力測試方法.第1部分:基本純音的空氣傳導和骨
  11. Acoustics ; pure tone air conduction threshold audiometry for hearing conservation purposes identical with iso 6189 : 1983 ; german version en 26189 : 1991

    聲學.用於保護聽覺的純音調空氣傳導閾值的聽力測定法
  12. General specification for air - conduction dynamic and electro magnetic transmitters

    氣導動圈式和電磁式送話器總規范
  13. 5. in response to heat conduction test, air heat - insulation course is proved to work well, it reduces temperature difference of tank walls greatly and prevents cracks effectively

    進行了罐體熱傳導試驗，證明了空氣隔熱層具有令人滿意的效果，大大降低了罐壁溫差，有效預防了溫度裂縫的發生。
  14. It gains the combustable gas samples of different qualities through changing the rotational speed of the air blower, and quantitatively researchs the rule of the rotational speed influencing on the quality of the combustable gas by the use of the results of tcd ( thermol conduction detection ) on those combustable gas samples, so that it draws a conclusion that the quality of the combustable gas is better when the rotational speed of the air blower is between 350rpm and 450rpm

    通過改變鼓風機轉速即氣化劑流量，獲得不同品質的可燃氣樣品，並利用這些可燃氣樣品的熱導檢測結果，定量研究了風機轉速即氣化劑流量對可燃氣品質的影響規律，得出了在風機轉速為350 - 450rpm時，可燃氣品質較好。
  15. By researching heat conduction of air interlayer, the coefficient of heat transmission expression of vertical space layer is derived in stable condition

    對罐壁空氣夾層的導熱問題進行了研究。推導出了穩定狀態下，垂直有限空間夾層中傳熱系數的表達式。
  16. Acoustics - audiometric test methods - basic pure tone air and bone conduction threshold audiometry

    聲學測聽方法純音氣導和骨導聽閾基本測聽法
  17. Acoustics - pure tone air conduction threshold audiometry - for hearing conservation purposes

    聲學純音氣導聽閾測定聽力保護用
  18. With the conduction property of the triggered thyristor and the intellective numerical controlled frequency reduction of the triggering pulse by mpu, we can divide alternating current into several complete sinusoidal waves to supply some loads. it can be made as a controller or a pcb ware, which is suitable for the air conditioning, machine tool and various instruments that require electric power or rotate speed adjustment

    利用晶閘管的觸發導通特性，用單片機對觸發信號進行智能數字降頻，可在交流電中切分出部分完整的正弦波形供負載使用，可以單獨做成一臺控制儀器或者作為一個控制電路板用於需要電功率和轉速調節的空調、機床以及各類儀器設備中。
  19. According to the structure of a electro - magnetic gear couple, this research paper analyzed the main magnetic circuit as well as derived the calculation formulas for its uneven working and assembling air - gap magnetic conduction

    摘要根據電磁齒輪的結構特點，分析了電磁齒輪傳動的主磁路，並推導出非均勻的工作氣隙磁場與裝配氣隙磁場磁導的計算公式。
  20. The best approach to an estimate of heat loss by this mechanism may be to calculate the heat loss by conduction and to adjust the effective wall thickness used in the conduction calculation to take in to account the fact that air motion will strip away the heated layer surrounding the skin and increase the transfer of heat to the air

    最好的辦法估計的熱損失，由這個機制可以計算熱損失由傳導，並調整有效壁厚在傳導計算採取在交代事實，即空氣運動將剝奪加熱層周邊皮膚和增加轉移的熱量向空中。
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