流量密度 的英文怎麼說

中文拼音 [liúliáng]
流量密度 英文
density of volume
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ名詞1 (秘密) secret 2 [紡織] (密度) density 3 (姓氏) a surname Ⅱ形容詞1 (距離近; 空隙小)...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 流量 : rate of flow; flow; runoff; discharge; throughput; (flow) rate; quantity (of flow); flux
  1. At a definite temperature a mesoscopic circuit isnt in a determinate quantum state instead of in the mixed state ( or statistical state ). using the density matrix of the canonical ensemble, we have deduced the formulate of the quantum fluctuations of both charge and current in a non - dissipative mesoscopic coupled circuit. and the dependences of the quantum fluctuation of the circuit on its temperature have obtained

    在有限溫下,介觀電路系統實際上並不處在一個確定的子狀態,而是處在混合態.根據正則系綜的矩陣導出耦合互感電路中電荷和電子漲落,得到了子漲落與溫的依賴關系
  2. The effects of main process factors such as feeding mode, reaction ph values, and ratio of ammonia and nickel ion, reaction time, agitation, reaction temperature and aging et al on the crystallization course and physical properties of nickel hydroxide were studied in detail. at last, we acquired the optimal preparation parameters, the spherical nickel hydroxide with high tap density and crystalloid degree, perfect flow ability were prepared

    在研究加料方式,氨水的加入,反應時間、體系ph值、反應溫、攪拌、陳化等主要工藝條件對ni ( oh ) _ 2結晶過程和物理性能影響的基礎上,確定了較優的工藝參數,制備出了堆積和結晶緻較高、動性較好的球形ni ( oh ) _ 2 。
  3. The weight of coating and current density has the direct ratio relation

    電鍍層的隨著電的增大而增大。
  4. Mass flow information can be secured by using a densitometer.

    的數據可藉助於計而獲得。
  5. The second part consist of chapter four. in chapter one, we study the energy density of harmonic map from finsler manifold and generalize classical result in [ se ]. in chapter two, we obtain lower estimates for the first eigenvalue of the laplace operator on a compact finsler manifold, and it generalize lichnerowicz - obata theorem [ li ] [ ob ]. in chapter three, we derive the first and second variation formula for harmonic maps between finsler manifolds. as an application, some nonexistence theorems of nonconstant stable harmonic maps from a finsler manifold to a riemannian manifold are given

    第一章討論finsler形到黎曼形調和映射的能的間隙性,推廣了[ se ]中的結果。第二章對緊致finsler形上laplace運算元的第一特徵值的下界作了估計,推廣了黎曼形上的lichnerowicz - obata定理[ li ] [ ob ] 。
  6. The control motors in the well traction robot require high temperature resistant, quick response, small volume and large power density. because coreless dc motors uses ironless - rotor, the inertia and inductance is very small, mechanical time constant is less than 28 milliseconds, several products can attain in less than 10 milliseconds. its weight and size are 1 / 3 - 1 / 3 less when compared with an iron core motor of same power

    水平井牽引機器人對控制電機不僅有耐高溫要求,而且有響應快、體積小、能大等要求,而空心杯電樞直電動機由於無鐵心,故慣和電感均大為減小,機電時間常數小於28ms ,部分產品可以達到10ms以內;與同等功率的鐵芯電機相比,其重、體積減輕1 / 3 - 1 / 2 ,是低慣電機中性能最好的一種。
  7. The paper improves the velocity ' s control rules of a first - order microcosmic stochastic traffic cellular automaton model and incorporates it ' s stochasticity as a deceleration parameter in the construction of the fundamental diagram used by a macroscopic first - order continuum traffic model

    摘要本文對微觀一維隨機元胞自動機交通模型的速控制規則進行了改進,並將其隨機特性轉化為減速參數合併到宏觀一階連續介質理論交通模型中,重新構建了反映流量密度的交通基本圖。
  8. All vanadium redox flow battery is a new - style and environmentally friendly energy storage battery that has many characteristics such as instant recharge by replacing the spent electrolytes, discharged at large current density, really fully discharged ( 100 % ), increasing storage capacity easily, a theoretically unlimited life, sim - ple operation and maintenance. therefore, it is undergoing a exciting development and commercialization. however, there are still some questions to be solved during its commercialization, such as how to prepare highpurity vanadium electrolyte, to enhance its energy density and efficiency, to improve its charge / discharge performance. so it is very important for improving the perfoemance of vanadium redox flow battery and its commercialization to select adaptive electrode materials, to investigate the mechanism of the electrode reaction and to select some additives

    如何制備高純的釩液電解質、進一步提高釩電池的能和效率,提高其充放電性能,是釩電池實用化過程中需要解決的問題。因此,選擇合適的電極材料,進一步探討釩離子的電極反應機理,研究釩電池在充放電過程的變化,適當選擇並探討添加劑對釩電池電行為和性能的影響,對進一步改善和提高釩電池的電性能以及釩電池的實用化具有重要的理論意義和實用價值。
  9. Superconductivity - measurements for bulk high temperature superconductors - trapped flux density of large grain oxide superconductors

    超導性.成批高溫超導體的測.大粒氧化物超導體的陷波流量密度
  10. In view of the problem of three - phase flow interpretation, a method for applying grey theory and optimization technique to processing three - phase producing profile is presented

    該方法以滑脫模型為基礎,建立極小化目標函數及視體速) 、、持水率、溫和壓力等測參數的理論響應方程。
  11. Finally, the results are compared with periodic and random chains. then we studied acoustic wave propagation in 1d quasiperiodic and aperiodic systems by means of he transfer matrix. transmission rate, reflection rate, energy flow, logarithmic energy flow, energy density and lyapunov exponent are computed numerically, and compared with periodic and random system

    其次研究了聲波在幾種一維準周期和非周期系統中的傳播,通過轉移矩陣的方法,數值地得到了系統的傳播系數t _ n 、反射系數r _ n 、能j _ n ,能e _ n和lyapunov指數,給出了以上各與傳播長n以及頻率之間的關系,同時發現能及能都具有分形結構,並與周期和隨機系統的結果作了比較。
  12. Firstly, acoustic waves propagation in id quasi - periodic system is studied by means of the transfer matrix method. the transmission rate, reflection rate, energy flow, logarithmic energy flow, energy density and lyapunov exponent are obtained numerically. we explain all these parameters " relations with frequency and the size of system, and compare these p arameters with those o f periodic system. we find that these parameters are fractal in this quasi - period system

    通過轉移矩陣的方法,數值地得到了系統的傳播系數t _ n 、反射系數r _ n ,能j _ n 、能e _ n 、李雅譜諾大指數_ n ,給出了以上各與系統大小n以及頻率之間的關系,發現這些存在著與周期系統不同的準周期性質,其能會出現局域化現象,能以及能都具有分形結構,給出了相應的理論解釋。
  13. Climatic mean map, it is further confirmed that it s a good approach to retrieve the equatorial zonal circulation by using the ir indicate ascending branch and wv indicate descending branch channels. the definition of the index of zonal circulation with the olr and fwv are presented and the 17 years mean annual and seasonal equatorial circulation are drawn. the climatic characteristics of the equatorial zonal circulation are analyzed in detail. consequently the fore results of the other observation are corrected

    通過波耳茲曼公式換算得到的6 . 7m水汽輻射通,以便於與olr比較與ncep再分析的500hpa的年氣候平均圖進行比較,分析其異同,進一步證明了用衛星觀測的紅外,水汽雙通道olr表示上升運動, fwv表示下沉運動去反演緯向垂直環是一個極好的途徑。
  14. Doubly salient electro - magnetic motor is a relatively new type of ac brushless machine, which offers an excellent balance between cost, reliability, power density, and high - speed capability

    電勵磁雙凸極電機是一種新型交無刷電機,它具有簡單的結構、高可靠性、較高的能和高速運行能力。
  15. Doubly salient electro - magnetic motor ( dspm ) is relatively a new type of ac brushless machine, which offers an excellent balance between cost, reliability, power density and high - speed capability

    電勵磁雙凸極電機是一種新型交無刷電機,它具有結構簡單、高可靠性、較高的能和高速運行能力等優點。
  16. Doubly salient electro - magnetic generato ( rdseg ) is a relatively new type of ac brushless machine, which offers an excellent balance between cost, reliability, power density, and high - speed capability. the technology of multiple channels is of help to increase the capability of the aero power - supply system

    電勵磁雙凸極發電機是一種新型的交無刷電機,它具有結構簡單、可靠性高、能大及高速運行等優點。余技術是提高航空電源系統可靠性的重要手段。
  17. Liquid density measurement by vibration methods

    用振動方法測
  18. Then second class are the macroscopic models describing directly macroscopic quantities such as charge density, charge current density, energy density and temperature etc.

    另一類是宏觀模型,其直接描述電荷,電,能和溫等一些宏觀
  19. The interactions between heat flux density, vapor pressure, vapor velocity and the coefficient of heat transfer for condensation in tube, the coefficient of heat transfer in total are investigated. the relationships between heat flux density and the total difference in temperature, the difference of temperature, pressure drop of vapor from the entrance of the tube to the exit are investigated as well

    考察了冷卻水、溫恆定條件下熱、蒸汽壓力、蒸汽速對冷凝傳熱膜系數及總傳熱系數的影響關系,同時考察了總傳熱溫差、蒸汽進出口溫差及壓差隨熱變化的關系。
  20. Standard test method for measuring reaction rates and fast - neutron fluences by radioactivation of sulfur - 32

    用硫- 32的放射性測快速中子流量密度和反應速率的測試方法
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