空氣速率 的英文怎麼說

中文拼音 [kōng]
空氣速率 英文
air eed
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 率名詞(比值) rate; ratio; proportion
  • 空氣 : 1 (大氣) air; atmosphere 2 (氣氛) atmosphere 3 (氣閘) air brake4 pneum ; pneumo ; pneumat ;...
  • 速率 : speed; rate; tempo
  1. Air speed indicator

    空氣速率指示器
  2. Therrnogravimetric analysis at heating rates 5, 10, 15 and 20 c / min was used to study the decomposition kinetics of the pdms / pma ipn in ni and in air by using tg and dtg, and the upper limit of the temperature was 700 c. it was found that ipn began to decomposite at 350 c. the process of the thermal degradation was multiple steps, the curve of the rate of thermal decomposition had two peaks, one of which lied between 400 c ~ 420 c and the other lied between 500 c ~ 540 c, the result corresponded to the components of ipn

    在熱分解動力學研究中,通過在兩種氛中,分別以5 、 10 、 15和20 min四種升溫條件下,採用tg - dtg聯動測試, ipn材料在350開始熱分解。熱分解存在兩個峰值,一個分解峰值在400 420之間,另一個在500 540之間,這與ipn結構中包含兩組分相對應,同時發現當緩慢升溫時,特別是在氛中,兩個分解峰減弱,熱分解趨向於一個連續過程。
  3. Through the special studies on impacts to atomizing and humidifying effect from such factors as the firing pin type, centrifugal structure, higher spraying pressure, less aperture, initial water temperature and original state of the air, some conclusions are obtained, such as : the centrifugal nozzle with firing pin type, high pressure and little aperture has bigger air eddy and atomizing angle. the spaying liquid has high velocity. the droplet is small, and the heat and mass transfer velocity is high

    通過對撞針型結構、離心式結構、較高的噴水壓力、較小的噴嘴孔徑、噴水初溫及待加濕初狀態對霧化加濕效果的作用原理的重點分析,得到:撞針型高壓小孔徑離心式噴嘴具有較大的渦與霧化角,噴出的液體流高、液滴小、水與傳熱傳質高,撞針型結構提高了霧化加濕效,高壓小孔徑的特點為霧化加濕提供了較大的能量,而噴水初溫的升高會減小水的粘性力和表面張力,從而優化加濕效果。
  4. 4 heating zones on barrel, all with air - cooling. each zone with multiple rows of copper fins for high cooling efficiency, coupled with oversized cooling fans mounted at the rear of the extruder barrel. large wattage on heaters coupled with the efficient cooling system ensures very fast heating and cooling of each zone

    機筒上有4個加熱區域,都帶有冷卻裝置;每個區域含附帶大冷卻風扇的多排銅葉片可獲得高冷卻效果,高功的加熱模塊同有效的冷卻系統相結合可以確保每個區域的快加熱和冷卻。
  5. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對象,採用真熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料,結合其力學性能、掃描電鏡和界面微區能譜分析結果,分析了sic _ p al復合材料的真燒結過程中的界面現象,以及材料增強和斷裂機理,並利用hopkinson高壓桿沖擊實驗系統對其從靜態到動態(應變為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的壓縮破壞響應進行了研究,分析了不同體積分數sic _ p al復合材料高應變壓縮載荷下,材料的變形和微觀損傷機理,以及利用高沖擊炮測定了改復合材料制備剃度復合板的穿透性能。
  6. Using jgp560c magnetron sputtering equipment, cu / ag film are deposited on cd1 - xznxte substrate by dc magnetron sputtering in order to get the influences of the main experiments parameters such as sputtering power, gas flow, vacuum air pressure, magnetoelectricity power and substrate temperature on deposition rate of film, discovered that dc sputtering power is the most key factor influencing the deposition rate

    在jgp560c型超高真多功能磁控濺射鍍膜機上,採用直流磁控濺射法在cdznte晶體上制備出cu ag合金薄膜,揭示了體流量、直流濺射功、勵磁電源功、工作壓和襯底溫度等工藝參數對沉積的影響規律。結果表明濺射功對沉積的影響最大,隨濺射功的增大沉積增大。
  7. Study on volatilization rate of distilled gas from an air blowed coal tar pitch

    煤瀝青氧化過程中煙揮發研究
  8. Test results indicated : with the hoist of altitude, the increase of ice amount and the rise of pollutant, the average flashover voltage reduced. the character exponent generally depends on the insulator profile, ice amount, ice state and pollution severity etc. by means of a high - speed camera, a data acquisition system and high voltage test facilities, a series of the flashover processes on ice surfaces were record. the experimental results form this study and the subsequent theoretical analyses suggested : the thermal ionization of the air in front of an arc root resulted in arc movement ; the electrostatic force had an auxiliary effect of impelling arc propagation ; the electrical

    通過對攝像機、數據採集系統及高壓試驗裝置記錄覆冰絕緣子表面閃絡電弧的發展過程的試驗結果進行理論分析得出:弧根周圍的熱電離導致了電弧的發展,靜電場力對電弧的發展起到了加作用,電擊穿僅發生在閃絡最終的跳躍階段;通過測量閃絡過程中的放電電壓、泄漏電流、閃絡時間、覆冰水電導、電弧長度及電弧半徑等參數,得到了不同階段電弧(電弧起弧階段、電弧發展階段及完全閃絡)的發展度、臨界電弧長度均隨覆冰水電導的增加而減小。
  9. 2. applying manchester coding theory to meet the end of collision detection and codes judgment effectively. 3. using pulse position modulation ( ppm ) coding theory that is invented especially for optical communication in the air to ameliorate the system ' s performance by improving the system ' s character of pe. 4. taking good advantages of the fledged lan communication protocols and technologies to achieve a new method that has a high rate of capability to cost in building a wireless lan

    論文研究中主要的創新性工作如下: 1 、提出利用光散射通信技術組建無線局域網,方便地實現了廉價而高的局域網內微機的光互連; 2 、採用曼徹斯特編碼技術解決了光無線通信中代碼判決和碰撞檢測的技術難題; 3 、針對通道的特點,利用ppm編碼技術降低通道誤碼、改善系統性能; 4 、在光無線局域網中利用現有的成熟有線局域網協議和技術,從而保證了系統的實用性及改善了系統的性價比。
  10. Researchers do not yet understand the precise roots of highway noise but suspect that tread grooves funnel air, thereby acting like tiny pipe organs, or that they vibrate at noise frequencies when they strike or peel away from pavement

    研究人員目前還不知道高公路噪音的真正成因,不過他們猜測,可能是胎面的溝紋匯聚,就像是微小的風管一般,也可能是溝紋碰到或離開路面時,以噪音頻振動而發出了聲音。
  11. Acceleration, for instance, will be offset by air resistance and rolling friction, instead of a " max velocity. " robots crashing into the side of another robot will push it sideways, based on laws of friction and a semi - elastic collision

    例如,加度將會被阻力和滾動摩擦力抵消一部分,而不只受到「最大」的限制。根據摩擦力和半彈性碰撞原理,機器人撞到另一個機器人的一側時會把它推到一邊去。
  12. The main results indicated that : significant differences exist in diurnal average transpiration rate and the range of diurnal transpiration rate ; the transpiration rate of sawtooth oak, amorpha, lalang grass varied with a regular double apex rhythm, but that of the rest varied with a regular single apex rhythm, stomatal conductance play a maximal important role in transpiration rate, temperature ( air temperature, the earth ' s surface temperature ) also influence the transpiration rate ; transpiration rate has prominent negative correlation with the relative air humidity, the biggest coefficient is 0. 866

    筆者對日照沿海防護林幾種主要木本植物和草本植物的蒸騰和環境因子的關系進行了研究,結果表明: 8種植物日平均蒸騰和蒸騰日變幅各異;麻櫟、紫穗槐和白茅的蒸騰日變換呈現出雙峰式的變化規律,其它5種植物蒸騰表現為單峰式的變化規律;孔導度影響著植物的蒸騰,溫度(溫、地面溫度)是影響植物蒸騰的主要因子;相對濕度和蒸騰表現為顯著或極顯著負相關,相關系數高達0 . 866 。
  13. The tensile and compression experiment on bulk nanocrystalline ag prepared by igc method was carried on mt810 with different grain sizes and zwick 10tn2s machine at different strain rates under normal temperature respectively. the stain rate sensitivity m was found to be 0. 025, which was extremely lower than the ordinary values. also the work hardening exponent is very low

    本文從用惰性體蒸發冷凝和真原位壓結法( igc )制備得到的直徑80mm ,厚度7 . 6mm的大尺寸納米晶金屬ag樣品上切割得到符合力學實驗要求的拉伸和壓縮試樣,在mts810和zwick精密力學測試機上分別精確測定了拉伸和壓縮應力?應變曲線與晶粒尺寸和應變的關系。
  14. Major products : water quality testing monitoring instrument : ph meter, conductivity meter, tds meters, orp meter ; pna meter, salt meter ; rotary speed measurement of the machinery manufacturing equipment : many functions tachometer ; air quality testing instrument : thermometer, hygrometer ; others : refractometer, water pump

    主要產品:水質檢測監控儀: ph酸度計ec電導儀tds計orp氧化還原計鈉度計鹽度計機械製造設備轉測量:多功能轉表光電轉質量檢測儀:數字溫度計溫濕度表光學檢測儀器:折射儀以及污水潛水泵。
  15. The convective term is solved by ausm + ( a sequel to ausm which means " the advection upstream splitting method " ). the 7 species 8 steps model and 7 species 7 steps model of hydrogen / air is used in the hydrogen reacting flowfield, the 9 species 5 steps model of methane, the 10 species 10 steps model of ethane and the 10 species 13 steps model of kerosene are used in the hydrocarbon reacting flowfield, the results of the distributions of velocity, mach number, pressure, static temperature, total temperature, species mass fraction and the combustion efficiency are gained, and the numerical results of the pressure of hydrogen and methane are compared with those of the experiment

    計算中通量項採用ausm +通量分裂格式,氫反應流場採用氫/的七組元八方程模型和七組元七方程模型,碳氫反應流場採用甲烷的九組元五方程模型、乙烯的十組元十方程模型和煤油的十組元十三方程模型,得出了超燃發動機燃燒室流場的度、馬赫數、壓力、靜溫、總溫和組元質量分數分佈及燃燒效等性能參數,其中氫和甲烷的計算壓力分佈與實驗結果進行了比較。
  16. The turbocharger noise is formed by the rotation noise resulting from the periodical air cutting of the fan blade and the turbulent noise of high - speed gas flows. as a continuous high frequency noise, it mainly falls between the 500 to 10 000 hz range

    渦輪增壓器的噪聲是由於葉片周期性地切割產生的旋轉噪聲和高流形成的湍流噪聲而形成的,是一種連續性的高頻噪聲,主要分佈在500 ~ 10000hz的頻范圍。
  17. Via the analysis of heat balance computation model and the computation of online heat balance for industrial coal boiler, this dissertation researched overall input heat, efficient utilized quantity of heat, heat losing of discharge flue gas, heat losing of chemistry and mechanism incomplete combustion, heat losing of dispelling heat of boiler, heat efficiency, air superfluous coefficient, wind speed, wind quantity, computation of primary air circle cutting and whose influence on boiler combustion efficiency

    本文通過對工業煤粉鍋爐熱平衡計算模型的分析,利用在線熱平衡計算,研究了總輸入熱、有效利用熱量、排煙熱損失、化學不完全燃燒熱損失、機械不完全燃燒熱損失、鍋爐散熱熱損失、熱效過剩系數、風、風量及一次風切圓計算以及這些因素對鍋爐燃燒效的影響。
  18. Firstly, the process of fold and deployment was divided into several steps. secondly, the relative geometry results of the last simulation step was picked up as the initial geometry configuration of current step, using the restarting technology provided by fem programs, then the models of a inflatable structure with an paraboloid shape were established

    然後,基於ls - dyna970中的airbag模型,建立了捲曲折疊間充展開管的有限元模型,運用控制體積法將充管離散為若干連續的腔,成功模擬了其充展開過程,並研究了不同充對充管展開過程的影響規律。
  19. As we all know, occupants " thermal sense is mainly dependent on the six factors : inside air temperature, humidity, air velocity, mean radiant temperature, clothing and metabolism rate. the traditional hvac control system, neglecting other factors concerned with human comfort, only considering the inside air temperature and air humidity and indirectly impacting on occupants by the two parameters control, cannot satisfy the comfort requirement of occupants and is energy wasting as well

    傳統的調控制系統以室內的溫濕度作為控制對象,而實際上影響人體熱舒適的因素不僅包括溫度與濕度,還有風、平均輻射溫度、人體的衣著熱阻和人體的新陳代謝,人體對環境的冷熱感受是這些因素綜合作用的結果,因此在很多時候系統並不能滿足人體對熱舒適的需要而且節能性較差。
  20. Experimental investigation on the leak and degassing rate of high vacuum multi - layer insulated dewar

    高真多層絕熱杜瓦漏放試驗研究
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