指數關系 的英文怎麼說

中文拼音 [zhǐshǔguānxì]
指數關系 英文
exponential relation
  • 指 : 指構詞成分。
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 關 : Ⅰ動詞1 （使開著的物體合攏） close; shut 2 （圈起來） shut in; lock up 3 （倒閉; 歇業） close down...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 指數 : 1. [經] （比數） index number; index 2. [數學] exponent
  1. The dashpot displacement relaxes exponentially.

    阻尼器位移按指數關系鬆弛。
  2. When diffusion controls, the moisture fraction decreases in a complex but close to exponential manner with time.

    當擴散控制時，濕含量遵循著復雜的但接近於指數關系的形式而隨時間降低。
  3. The second one : we studied the effect of temperature on performance of lds. it was found that threshold current increase exponentially outpower and slope efficiency decrease parabola and exponentially respectively. coefficient of temperature shift is 0. 24 / k, wheras characteristic temperature also decrease with rise of temperature

    研究了溫度對激光器各參數的影響，隨著溫度的增加，閾值電流呈指數增加，輸出功率和斜率效率分別呈拋物線和指數關系遞減，同時特徵溫度也減少，波長隨溫度的漂移系數為0 . 24nm ，並且總結了一些溫度和結構設計方面的關系。
  4. Research on the relations between the 2008 olympic games and the gross national happiness

    2008北京奧運會與北京市民幸福指數關系的研究
  5. The growing rate of crystalline show powerful relationship to the temperature

    這是因為晶粒長大速率與溫度呈指數關系的緣故。
  6. According to deduction and calculation the critical inclination of failure face has a linear relation with the slope angle, a quadratic function relation with the friction angle of failure face, a logarithmic relation with the height of failure part, a negative exponent relation with the cohesion of failure face, and a quadratic function relation with the unit weight of failure body

    通過推導和計算得知，滑面的臨界傾角與邊坡傾角呈線性關系，與破壞面摩擦角呈二次函數關系，與滑體高度呈對數關系，與破壞面的黏聚力呈負指數關系，與巖體重度呈二次函數關系。
  7. The main results were as follows : under the feasible humidity, negative exponent relationship existed between days from sowing to seedling and average temperature, average temperature influenced the days from sowing to seedling mainly

    結果表明：在適宜的墑情下，播種出苗的天數與其間的平均氣溫呈極密切的負指數關系，播種出苗的日平均氣溫時出苗起決定性作用。
  8. This forecast model shows that there exists exponential relation between the drilling cost and the footage and the cycle respectively

    該預測模型表明鉆井成本與鉆井進尺和鉆井周期呈指數關系。
  9. Using the dsd models and forward scattering amplitude computed by the least squares fitting method, the specific attenuations at l - 400ghz have been computed and analyzed, the parameters of " power law " relation between specific attenuation and rainfall rate are obtained. the specific attenuations in qingdao, guangzhou and xinxiang are compared with itu - r specific rain attenuation models

    利用平均雨滴尺寸分佈和點匹配法計算的雨滴的前向散射數據計算和分析了青島、廣州和新鄉地區1 ? 400ghz特徵雨衰減特性，得到了特徵雨衰減與降雨率的指數關系參數，並與itu - r （ internationaltelecommunicationunion - radiocommunication ）特徵雨衰減模式進行了系統的比較研究。
  10. Results show that the levitation force is generated between the high temperature superconductor and the magnetic field under the critical temperature. the value of the levitation force is determined by the temperature and the gradient of magnetic field. that is the smaller of the gap, the larger of the levitation force when the temperature is fixed, and the value of the levitation force is an exponential function of the gap

    研究表明，當高溫超導體的溫度低於其臨界溫度時，在磁場中開始受到力的作用；受到的懸浮力大小由溫度和磁場梯度共同決定；即溫度一定時，懸浮間距越小，對應的磁場梯度越大，懸浮力就越大，力的大小與懸浮間距成指數關系；而當懸浮間距一定時，溫度越低，對應的懸浮力也越大，且超導體剛進入超導態的一段溫度區間懸浮力增大最快。
  11. Besides, the result of experimental study also indicates that the relationship between the forward speed of operation on the field of sandy soil and the draft appears exponential relation

    試驗研究表明在砂質壤土中鏟刀作業速度與牽引阻力成指數關系。
  12. The water displacement experiment of carboniferous gas showed that under normal pressure natural gas in subsurface reservoir is difficult to migrate into minor pores and displaced water out the pores in reservoir

    石炭系儲層氣驅水實驗表明，巖石滲透率與驅替后殘余水飽和度呈負相關指數關系。
  13. The prepared sdse modified zirconum meinbrane was tested at the wider range of tcmperaure and pressure and differellt composihons of hydrogen mixturc gases ( i. e. different hydrgen panal pressure ) in order to examine the performance of this membrane and the sole hpermselechvity of the membrane. the results showed tha the purity of the permeated hydrgen is l00 % at the base of the detection greatest lower lanit of the qhle mass spectrometer, and there was no impurity gas passed, the permeating flux and permeability of this membrane are from several decades times to one decade times more higher than tha of a palladum membran in the range of from 593k to 773k, puv = 0. 2 ~ 0. 3mpa, pdn = 4x l04pa - - 0. lmpa, the hydrogen permeatng flux is increased with the difference of the squto root of pressure, and presents a linear relationship, the pressure seems has no influence on the permeablity, the permeabi1ity is decreased with the increasing of the temperature, and presents an exponential relationship, accondng to the fitting curve of the relationship betwen the permeability and the temperatur derived from the experimenta daa, in the range of 593k ~ 773k, pup0. 2 ~ 0. 3mpa, pha = 4 x l0 # pa ~ 0

    在更寬的溫度范圍、壓差范圍內，在不同原料氣組成（即不同的氫氣分壓）條件下，對所制備的鋯表面改性膜進行了滲氫性能實驗，考核了膜對氫的唯一選擇滲透性，結果表明：在四極質譜的檢測下限內，只有氫氣存在，而無雜質氣體通過；在593k 773k溫度范圍內，鋯表面改性選擇滲氫膜具有高於鈀膜數十倍至十幾倍的滲氫流量和滲氫系數；其滲氫流量隨著膜兩側氫分壓平方根摘要差的增大而增大，並且呈線性關系；壓力對膜的滲氫系數幾乎無影響；膜的滲氫系數隨著溫度的升高而下降，井巨呈指數關系：根據對實驗數據所作滲氫系數與溫度關系曲線的擬合，在溫度593k 773k范圍內，壓差p 、 0二0
  14. Fog effect intensifies exponentially with the square of the distance

    霧化效果與距離的平方呈指數關系增強。
  15. Exponential relationship of the sand - dust storm occurrence frequency and the duration time

    沙塵暴次數和持續時間呈指數關系
  16. Exponential relationship of the sand - dust storm occurrence frequency and the duration time : n a10 - bt

    沙塵暴次數和持續時間呈指數關系n a10 - bt
  17. After computing grade, through statistic, we found flow - off deepnees and grade had exponential relation

    在計算了坡度的基礎上，經過統計發現，徑流深與坡度存在指數關系。
  18. As the stirring rate increasing, the average diameter of capsules decreases exponentially and its distribution turns narrow, but its polydispersity index increases

    隨著轉速的增加，膠囊的平均粒徑呈指數關系減小，分佈變窄，多分散指數卻增加。
  19. The production is generally very low in low permeability field, and stress - sensitivity makes it worse because the formation stress - sensitivity makes the permeability drop down with the decrease of pore pressure during reservoir producing. meinzer pointed out plastic deformation phenomena in porous media in 1928, and exponent and nilpotent formulations could characterize the relation between pressure and permeability

    針對壓力下降引起儲層滲透率下降的問題，國內外的專家和學者都進行了大量的研究工作，並將滲透率隨壓力變化關系歸結為單一指數關系或冪函數關系。
  20. Fractal porous media can be simplified as a kind of binary mixture with different thermal conductivities. the calculated results show that heat transfer in fractal porous media is very complicated, the thermal coupling effect of matrix with pore structure is studied. when heat transfer in pore structure is neglected, the effective thermal conductivity for random sierpinski carpet is scaled up with the percent of matrix, which is described by the classic archie ' s law

    本文首先採用有限容積法分析了分形多孔介質中的熱傳導過程，多孔介質可以視為二元混合介質，計算中發現分形結構中的導熱規律非常復雜，基質與孔隙之間存在著很強的相互換熱，當不考慮孔隙氣體中的導熱時，本文所構造的隨機sierpinski地毯上導熱系數與基質率（基質百分含量）大多呈指數關系，這與archie定律的結果是-致的。
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