等效電阻率 的英文怎麼說

中文拼音 [děngxiàodiàn]
等效電阻率 英文
equivalent resistivity
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
  • : 率名詞(比值) rate; ratio; proportion
  • 電阻 : (物質阻礙電流通過的性質) resistance; electric resistance (電路中兩點間在一定壓力下決定電流強度...
  1. For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field

    因此,對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和分佈規律進行深入的研究便成為本文研究的出發點。為此,本文從測井地質的角度,針對當前裂縫性儲層測井地質解釋與評價的現狀,在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上,利用分形分維方法和技術,通過對archie測井解釋模型中的m指數、 n指數的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ ( fa )與m指數的理論推導,根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變化越復雜,則其分維值d _ ( fa )越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構指數m值越高特徵,提出了改進的基於盒維數的測井曲線網格覆蓋法,編程計算了裂縫性儲層段常規測井曲線(如聲波和曲線)上分形分維值及其m指數值,進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究,果十分理想: 1將計算得到的可變的m指數與聲波和分維之積df _ acrt進行交繪,採用儲層分維值分類技術統計分析這些參數變化的規律,並結合qx油田l區塊儲層類型經驗判別圖版,從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。
  2. Relation between the equivalent resistance and frequence in transmission line

    載流導線與頻關系研究
  3. In this paper, the authors used such geophysical exploration methods as the high - precision geomagnetic method, the resistivity profiling method and the induced polarization method to synthetically study the exhausted areas of the archean sedimentary metamorphic iron mines in eastern hebei, built an effective geophysical exploration combination model for the exhausted areas, and summarized the serviceability and validity of various geophysical exploration methods in the exploration of exhausted areas under different geological settings

    摘要應用高精度磁法、剖面法、激發化法常規地球物理勘查方法對冀東地區太古宙沉積變質鐵礦采空區進行綜合研究,建立冀東鐵礦采空區有的地球物理勘查組合模型,總結不同地質環境條件下各種地球物理勘查方法在冀東鐵礦采空區勘探中的適用性和有性。
  4. The input impedance of the interdigital saw transducer is measured by the equivalent circuit method. the experimental results show that the synchronized frequency of 9. 586 mhz, the acoustic radiation resistance of 44. 6 and the static electrode capacity of 194pf all agree with those design values

    用自行設計的路測量方案,測量了表面彈性波馬達換能器的輸入抗,實驗結果顯示表面彈性波換能器的共振頻為9 . 586mhz ,輻射聲為44 . 6 ,叉指極靜容為194pf 。
  5. Investigate relation of composite ' s resistivity and time at constant temperature, firstly introducing principle of time temperature equivalent and relaxation theory. on the basis of experimenta1 results put forward a new viewnoint about arising process and mechanism of h - ptc / ntc, which can gives more complete and reasonable explains for the experimental phenomenon

    筆者首次引入時溫原理和鬆弛理論,在恆溫條件下研究了材料與時間的關系,在此實驗結果的基礎上對h - ptc ntc的形成過程及機理提出了新的觀點,使之更能全面合理地解釋實驗中的各種現象。
  6. The system can generate sweep frequency signal with frequency range from 100khz to 150mhz and power range from - 40dbm to + 18dbm, and measure the gain and phase of the crystal. according to the gain and phase information and the iec - 444 standard, crystal parameters can be calculated, such as nominal frequency, series resistance, shunt capacitance, motion capacitance, motion inductance, q factor and so on

    該系統能產生頻范圍達100khz 150mhz ,功范圍為? 40dbm + 18dbm的掃頻信號,並能對晶振的增益和相位差進行測量,其測量結果按照iec - 444晶振測量標準進行實時處理和計算,從而得到晶振的串聯諧振頻、並聯諧振頻、靜態容、動態容、動態感和品質因數主要參數。
  7. Mapping rheogram and analyzing thixotropy of fresh cement paste with different superplasticizers by measuring the rheologic parameters such as shearing stress 、 yield stress and plastic viscosity. using multi - channel isothermal calorimeter together with non - contacting electrical resistivity device, traditional hydration heat testingl and electrical resistivity testing were connected. using temperature - sensitive of traditional hydration heat model and structure - sensitive of structure formation model, instantaneous formation condition of paste structure was described exactly

    `採用多通道溫量熱儀以及無測定儀,將傳統的水化熱測試與測試結合起來,運用水化熱的熱敏感性與結構形成的結構敏感性,更加真實地描述了水泥漿體初始結構的瞬時形成狀態;系統全面地研究了高減水劑對水泥水化過程的調控作用;運用微觀測試方法,深入探討了高減水劑對水泥水化過程的影響。
  8. The measurement of dielectric loss and volume resistivity is effective preventive tests to judge insulating oil isolation status of polluted and aging, and it ' s important method of ensuring the safe operation of transformer and oil - filled circuit breaker, etc. however, the measuring systems of insulating oil dielectric loss and volume resistivity used at present exist the shortcoming of low accuracy, weak repeatability, inconvenience, and its thermostatic control system ca n ' t meet the challenge

    絕緣油的介質損耗因數、體積測量,是判斷絕緣油的劣化與污染程度的有預防性試驗,是保障變壓器、油斷路器充油力設備安全運行的重要手段。然而,目前所使用的絕緣油介質損耗因數、體積測試系統存在著測量精度低、測量結果重復性不好、控溫系統不能滿足控溫要求、操作不便缺陷,針對這一現狀,本文對絕緣油介損及體積一體化測試系統進行了研究。
  9. The first, the effect of the sizes of coupling slots in a coupling double gap cavity on the cavity characteristics is studied through simulation computation of three dimensions electromagnetic field and analysis of equivalent lumped element circuit. it is concluded by the research that, in lower frequency band, bigger coupling slots in a coupling double gap cavity are beneficial to raising the characteristic impedance and lowering the frequency of it mode

    第一,採用三維磁場模擬計算方法和集中元件路法研究了耦合雙間隙腔中耦合槽尺寸對諧振腔性能如何影響問題,得出了重要結論:在較低頻波段,耦合雙間隙腔中開大耦合槽有利於提高模的特性抗,降低模頻
  10. Secondly, introducs the main theory of sir ( stepped impedance resonator ), some characteristic of the sir has been discussed, such as resonance conditions, resonator length, spurious ( higher order ) responses, and equivalent circuits

    其次,介紹了階躍抗諧振器( sir )結構和相關原理,同時系統的討論了sir一些基本特性如:諧振條件、諧振長度、雜散頻
  11. Methods for the measurement of frequency and equivalent resistance of unwanted resonances of filter crystal units

    濾波器晶體單元的無用諧振頻的測量方法
  12. A fem software as an important tool, work has been done as follows : the method using fem to design anomalous structure of transducers was adopted ; the vibration modes of the elastic pipe, ultrasonic transducers and system has been analyzed in piezoelectric coupled field. resonant frequencies of the transducers have been matched quite well with resonant frequencies of pipe, which can make it easy and accurate to design a transducer. the values of equivalent dynamic capacitors and dynamic inductances of ahead nine orders have been gotten derived by fem method, and fem equivalent circuit of the transducers has been built

    以ansys有限元軟體為主要分析工具完成了設計工作;在經典換能器設計理論和前人經驗的基礎上,對不規則形狀的換能器採用了有限元的方法設計;在耦合場中分析了換能器、導管及整體裝置的振動情況,使換能器的諧振頻與導管的諧振頻達到了較好的匹配,使設計變得更加容易和準確;利用有限元方法建立了振子的路模型,求出了其前6階模態的動態感值,為抗匹配和驅動路的設計提供了依據。
  13. The radiation impedance at the resonant frequency, in analytical form, is consequently, the equivalent circuit of the plate is obtained

    採用解析法求得它在諧振頻下工作時的輻射抗為,在此基礎上可以得到階梯圓板的路。
  14. In order to improve the circuit performance and reliability, the considerations of increasing influence of parasitic effects resulted from interconnect crosstalk and delay as well as the electromigration and power consumption drive the introduction of copper and low - k dielectric

    為了提高路性能及可靠性,並對連串擾及延遲引起的互連寄生應影響的增長,遷徙和功損耗方面進行綜合考慮,刺激了低銅和低介常數介質的發展。
  15. On the basis of studying reservoir parameter model, setting up and forming invasion water characteristic method, mobile water analyzing method and resistively intersection method, etc. interpretation methods, which effectively improving coincidence rate of oil and water interpretation and providing a technical support for exploration production and reserve evaluation

    在儲層參數模型研究基礎上,建立並形成了侵入特徵法、可動水分析法、交會法解釋方法,有提高了油水層解釋符合,為勘探生產和儲量評價提供了技術支援。
  16. This paper researches and analyses the developments of network measurement systems and magnetostrictive transducers from world wide region. analyzing the characteristics curve of magnetostrictive transducers based on its equivalent circuit, researching the method how to make sure its syntony frequency and its electric simulation network parameters. realizing the magnetostrictive transducers network in labview virtual instrument development environment based on ethernet

    根據磁致伸縮換能器的路,分析了其輸入抗的特性曲線,研究了通過磁致伸縮換能器的輸入抗確定磁致伸縮換能器的諧振頻及磁致伸縮換能器的氣模擬網路參數的方法;同時在所研究的基於以太網的labview虛擬儀器平臺中首次實現了磁致伸縮換能器氣模擬的網路化。
  17. Therefore, znte crystal has been the most common material for pulsed thz wave sensing and imaging applications. kai liu et al have studied < 110 > - oriented zn1 - xcdxte crystals with various composition ratios and different doping levels to find optimal materials " parameters for high performance thz radiation emitters. they explained their experimental results from the points of view of crystal quality and crystal dc resistivity

    為了進一步認識znte晶體產生thz輻射的與材料特性的關系,劉凱人研究了不同組分、不同摻雜的zn _ ( 1 - x ) cd _ xte ( 110 )單晶( x = 0 0 . 4 )產生thz輻射的,並從晶體的質量和晶體的直流出發解釋了他們的實驗結果。
  18. On the other hand, how to decrease the grounding resistance economically and effectively in a limited area with high soil resistivity becomes an important question of power system for discussion

    同時,在地網面積有限,土壤較高復雜情況下,如何經濟、有地減小接地也成為力系統十分關注的課題。
  19. On the basis of the calculating of complexity ( c value ) and combination entropy ( h value ) from the numerical method of geoanomaly analysis, logged signals data ( spontaneous potential, acoustic slowness, spontaneous gamma ray and electrical resistivity ) and seismic data ( amplitude, frequency, phase, etc. ) are processed after regularization of data obtained from linqing basin of shengli oil field. many types of geoanomalies obtained from the computation are analyzed so the spacial variation rules of them can be discovered. then the oil regions can be predicted by this method

    本文創新性地將地質異常概念引入油氣勘探領域,以地質異常理論為指導,以勝利油田臨清坳陷油氣地質異常預測研究為例,針對我國陸相含油氣盆地的常規測量、測試和解釋數據,如與地震相關的數據(振幅、頻、吸收系數、層速度) 、與測井相關的數據(自然位、聲波、視、自然伽馬,提取不同數據類型的地質異常以及異常組合特徵,通過對這些參數的綜合研究分析其空間變化規律,系統地建立有預測油氣藏的新技術和新方法,進而達到區域油氣資源預測的研究目的。
  20. Relationship between the equivalent resistance of transmission line and the frequency of current in it

    傳輸導線與頻的關系研究
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