逆流效應 的英文怎麼說

中文拼音 [nìliúxiàoyīng]
逆流效應 英文
back setting effect
  • 逆 : Ⅰ形容詞1 （方向相反） contrary; counter 2 [數學] inverse; converse Ⅱ動詞1 （抵觸; 不順從） go aga...
  • 流 : 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...
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 逆流 : anarrhea; backset; backwash; contra flow; counter flow; eddy; receding; counter current; reverse ...
  • 效應 : [物理學] effect; action; influence
  1. Combining with practice of china ' s uranium ore heap leac hi ng, this paper proposes main ways and suitable technologies in the fields of emp hasizing feasib ility research, adop - ting strengthened technologies, improving equipment le vel, op timizing control technological factors and developing application range and so o n, which include adopting acid - curring and ferric sulphate - tric kle leaching process, bacteria heap leaching, countercurrent heap leaching, sele cting advanced material of heap bottom, developing large mechanized heap constru ction equipments and methods, popularizing drip i rrigation distributing solution, optimizing heap leaching process parameters, as we ll as developing recovery equipments suited to heap leaching, etc, in order to i n crease leaching rate, reduce heap leaching period and achieve more economic bene fits

    結合我國鈾礦堆浸實際，在重視堆浸可行性研究、採用強化堆浸技術、改進堆浸裝備水平、嚴格工藝條件及拓寬堆浸的應用范圍等方面提出一些有效途徑及適用技術，包括採用拌酸熟化-高鐵淋濾浸出、細菌堆浸、制粒堆浸、逆流堆浸，選用優質底墊層材料，研製大型機械化築堆方法和設備，推廣滴灌式布液，優化堆浸工藝參數，以及開發堆浸相配套的回收設備等，以提高浸出率、縮短堆浸周期，獲得更大的經濟效益。
  2. This thesis will put forward a new design project that aimed at discussing the packing sets of natural - draft counter - flow dry cooling tower, which is the research and application of the spray nozzle. the content mainly includes the experimental study of the application of the jnx - 01 spray nozzle in cooling tower, as well as the heating calculation

    本文將針對自然通風逆流濕冷式冷卻塔中影響效率較大的淋水裝置提出設計改進方案，即旋轉式噴濺裝置的研究與應用，內容主要包括jnx - 01型節能旋轉式噴濺裝置及旋轉濺水碟式噴頭在冷卻塔上應用情況的試驗研究及熱力計算。
  3. Multilevel inverter technology is a pop research in high voltage and high - power converting fields. it can synthesize multilevel output with the distribution of dc voltage and the combination of different switching actions to reduce voltage stress across the switches and bulk of the equipment, and lessen output harmonic distortion and switching loss of the inverter

    多電平逆變器是當前高壓大功率電能變換領域中的研究熱點之一，它通過對直流側的分壓和開關動作的不同組合，實現多電平階梯波輸出電壓，能有效地減小器件承受的電壓應力，縮小裝置體積，減小輸出電壓諧波和開關損耗。
  4. Er effect is reversible with fast response and low dissipation

    電流變效應具有可逆性、響應快、能耗低等特點。
  5. In chapter 2, a new irreversible cycle model is presented for an absorption refrigerator, in which not only the irreversibilities of heat conduction and heat leakage but also the irreversibilities resulting from the friction, eddy and other irreversible effects inside the working fluid are taken into account

    第二章建立了不可逆吸收式製冷循環新模型，模型不僅考慮了熱傳導和熱漏不可逆性，而且也考慮了循環工質內部由於摩擦，渦流及其它不可逆效應所引起的內不可逆性。
  6. The research results show that the counter - flow condensers have a better performance than that of other arrangements in single - circuit condensers, and that branch flow should be adopted in multi - rows condensers to decrease the pressure drop and increase the heat transfer capacity, and that the influence of gravity force can not be ignored, and that there must be an optimum refrigerant mass flow which can make the condenser perform best when the air velocity is constant while there must be an optimum air flow which can make the condenser perform best when the refrigerant mass flow is constant

    研究結果表明，單迴路冷凝器中，逆流布置換熱效果最好，叉流其次，順流最差；多排管冷凝器應盡可能採用分流方式，以減小壓降，增強換熱；布置冷凝器流程時，重力的影響不可忽略；當風量不變時，必然存在一最佳製冷劑流量使冷凝器性能達到最佳；當製冷劑流量保持不變時，也相應存在一個最佳風量使冷凝器性能最佳。
  7. The paper analyzed the basic theory and mathematic model of three phase voltage pwm inverter and proposed one kind of control strategy based on the voltage - current double - loop. it used the exterior loop to control the voltage the eps outputted, and used the inner loop to control the current. simulation testified that the control method could improve the dynamic response character and interference rejection ability

    在建立三相電壓型pwm逆變器在兩相同步旋轉坐標系下的數學模型的基礎上，提出了一種三相電壓型pwm逆變器基於電壓電流雙閉環的控制方法，利用電壓外環實現對輸出電壓的穩定控制，電流內環實現對輸出電流的控制，模擬證明該方法有效地改善了系統的動態響應及抗干擾能力。
  8. This paper discussed the application of eia in reverse logistics, including evaluation of environmental performance that reverse logistics made, and measurement of environmental performance of the reverse logistics system

    文中論述了環境影響評價在逆向物流中的應用，包括估計逆向物流的環保意義，以及控制逆向物流系統的環境績效。
  9. The dependence of cw df / hf cl performance on the flow - field parameters in f & d2 / h2 reacting zone, which act as criterion to nozzles design, has been inversely educed on the light of original formula of gain coefficient, output power and laser efficiency

    從增益系數、輸出功率和激光效率的基本模型公式出發，逆推得到了df hf化學激光器性能對光腔中f和d 。川。反應區流場參數的依賴關系。
  10. 2. we present a novel de - rail parallel resonant zero voltage transition three - phase pwm voltage - source inverter which is based on resonant zero voltage ( zero current ) transition technique ; at the same time it ' s efficiency analysis and simulation result are presented. 3

    把諧振過渡軟開關技術應用於直流環節逆變器得到了一種新的諧振過渡軟開關逆變器；論文對該新型諧振過渡軟開關逆變器進行了工作原理、效率分析並對主電路進行了模擬。
  11. In view of the main causes of the concentrate pollution formation in fine particle flotation and the characteristics of coal slurry flotation, the mechanism of the micro - bubble cyclo - flotation columm is analyzed which includes its comprehensive utilization of micro - bubble flotation, counter - current flotation and in tensification of centrifugal field by cycloning. its structure, characteristics and industrial application effect are presented

    針對細粒浮選中精礦污染形成的主要原因及煤泥浮選特點，主要分析了旋流微泡浮選柱綜合利用微泡浮選、逆流浮選、旋流離心力場強化分選的機理，並介紹了旋流微泡浮選柱的結構、特點及工業應用的效果。
  12. Logistics is that part of the supply chain process that plans, implements, and controls the efficient, effective forward and reverse flow and storage of goods, services, and related information between the point of origin and the point of consumption in order to meet customers ' requirements

    物流是供應鏈流程的一部分，是為了滿足客戶需求而對商品、服務及相關信息從原產地到消費地的高效率、高效益的正向和逆向流動及儲存進行的計劃、實施與控制過程。
  13. This paper considers decision - making process of rural - urban land conversion under irreversibility and uncertainty, then use the contingent valuation method ( cvm ) to estimate the non - market value of fannland at the urban fringe of hongshan district of wuhan. benefit - costs analysis technique has been adopted to evaluate the net profit of land conversion, based upon arrow and fisher ' s models on decision - making of resource develop / preservation, we build the model of decision - making on land conversions at the urban fringe. at last, we extend our concern and make exploration on the practical use of this theoretical model

    本文考慮了農地流轉過程中的不確定性和不可逆性，運用意願調查法估計農戶和市民對農地非市場價值的支付意願，通過嚴格的成本效益分析方法，借鑒arrow和fisher對資源開發轉用決策的開創性研究方法，建立了武漢市洪山區城市邊緣區農地城市流轉決策模型，並對模型在實踐中的應用進行了討論。
  14. The explicit method is widely used for its simpleness and little memory consumed with local time step and variable coefficients implicit residual smooth to accelerate the convergence procedure. according to yoon and jameson ' s ideas, an efficient implicit lu - sgs algorithm is carefully constructed by combing the advantages of lu factorization and symmetric - gauss - seidel technique in such a way to make use the l and u operators scalar diagonal matrices, thus the numeric algorithm requires only scalar inversion. the computational efficiency is greatly improved with this scheme

    顯式方法具有簡單，消耗內存小等優點，並採用當地時間步長、變系數隱式殘值光順等加速收斂措施，在定常流動的模擬中得到了廣泛的應用;根據yoon和jameson提出的簡化正、負矩陣分裂，構造的l 、 u運算元只需進行標量對角陣求逆，極大提高了流場數值求解過程的計算效率;採用newton類型的偽時間子迭代技術使時間推進精度提高至二階。
  15. To build up local database of correlation between genotype and clinical response to highly active antiretroviral therapies haart for hiv subtypes prevalence in hong kong ; and

    就本港流行的亞型愛滋病病毒對高療效抗逆轉病毒療法的基因型與臨反應的相互關系，建立本地的資料庫以及
  16. And the cycle often manifested itself also in a reverse sequence, when the inflows of funds were substantial enough to require absorption of foreign reserves into the currency board account and subsequent money market adjustments

    此外，像這種互為相連的效應也往往逆向出現：當有大量資金流入，需要動用貨幣發行局帳目來吸納這些外匯儲備時，貨幣市場也會出現相應的調整。
  17. Effective management on reverse logistics is not only good for environment protection, but also vital to enterprises in that it can bring increased profits, reinforce their competitive strengths and thus improve the achievement and efficiency of supply chain integrally

    本文的深刻含義在於對逆向物流的有效管理，不僅能保護環境、為企業帶來明顯的經濟效益，而且還能強化企業的競爭優勢，提高供應鏈的整體績效。
  18. Taking the hvdc systems as a variable admittance connected at the inverter or rectifier ac bus, the analytical description of the relationship between the variable admittance and active power flows of each generator can be derived. the traditional generator dynamic equations can thus be expressed with the variable admittance of hvdc systems as an additional state variable and changed to an affine form, which is suitable for the global linearization method being used to determine its control variables

    該方法基於微分幾何理論，將直流輸電系統等效為兩個分別連接在整流側和逆變側的變導納支路；在推導出直流輸電系統的等效變導納與各發電機輸出電磁功率間的解析關系后，傳統的發電機動態方程可被表示成仿射非線性的形式，因而可應用全局線性化方法來求得直流輸電系統的調制量。
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