有效電阻率 的英文怎麼說

中文拼音 [yǒuxiàodiàn]
有效電阻率 英文
effective resistivity
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : 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
  • 有效 : effective; valid; efficacious
  • 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. Based on the effective medium hb resistivity models in laminated or dispersed shaly sands proposed by berg, the general effective medium hb resistivity model in laminated and dispersed shaly sands is established. in the derivation of the model we assume that clay - bound water fraction is included in total pores, clay - bound water and formation water have the same resistivity, and yet the difference of electrical properties between the two waters is incorporated into clay grain conductivity

    本文首先基於berg提出的層狀泥質或分散泥質砂巖介質hb模型,並在總孔隙中考慮粘土結合水的體積,但不考慮粘土結合水與地層水導性的差別,而將粘土結合水與地層水的導性差別歸結到粘土顆粒導中,建立了混合泥質砂巖介質通用hb模型。
  2. The processing and graphical representation of aeroelectromagnetic data of over 30000 traverse kilometers demonstrate the effectiveness of the techniques, and the apparent resistivity images obtained reflect characteristics of shallow electric distrbution, thus providing new data for geological mapping

    通過對3萬多測線公里航空磁數據的處理與圖示,證明了方法的性,取得的視圖像反映了各測區淺層性分佈特徵,為地質填圖提供了新的數據。
  3. In this dissertation, we firstly prove that any dirichlet problem is indeed equal to a voltages problem of networks. we give five solutions to dirichlet problem in two dimensions ; among these five solutions, we prove that the iteration solution and the solution of relaxations are exponential convergence, then we estimate their respective convergence rates ; secondly, we discuss random walks on general networks, prove that there is an one to one correspondence between networks and reversible ergodic markov chains ; thirdly, we give probabilistic interpretation of voltages for general networks : when a unit voltage is applied between a and b, making va = 1 and vb = 0, the voltage vx at any point x represents the probability that a walker starting from x will return to a before reaching b ; furthermore, we study the relationship between effective resistance and escape probability : starting at a, the probability that the walk reaches b before returning to a is the ratio of the effective conductance and the total conductance

    本文證明了任何邊值的dirichlet問題都可轉化為求解壓的問題:給出了計算平面格點上dirichlet問題的5種方法:證明了迭代法和松馳法都是指數收斂的,並分別給出收斂速度的估計;討論了一般路上的隨機徘徊,驗證了路與可逆的遍歷markov鏈是一一對應的;給出了壓的概解釋:當把1伏壓加於a , b兩端,使得v _ a = 1 , v _ b = 0時,則x點的壓v _ x表示對應的markov鏈中,從x出發,到達b之前到達a的概;進一步地,給出了逃離概之間的關系:從a出發,在到達b之前到達a的概傳導與通過a的總傳導之比。
  4. A model of the interface state density distribution near by valence band is presented, and the dependence of the threshold voltage on temperature, the c - v characteristics and the subthreshold characteristics are predicted exactly with this model ; the effects of s / d series resistance on the output characteristics, transfer characteristics and effective mobility of sic pmosfets are analyzed. thirdly, the output characteristics and the drain breakdown characteristics are modeled with the procedure medici. the output characteristics in the room temperature and 300 ? are simulated, and the effects of gate voltage. contact resistance, interface state and other factors on sic pmos drain breakdown characteristics are analyzed

    提出了一個價帶附近的界面態分佈模型,用該模型較好地描述了sicpmos器件閾值壓隨溫度的變化關系、 c - v特性曲線以及亞閾特性曲線;分析了源漏寄生對sicpmos器件輸出特性、轉移特性以及遷移的影響;論文中用模擬軟體medici模擬了sicpmos器件的輸出特性和漏擊穿特性,分別模擬了室溫下和300時sicpmos器件的輸出特性,分析了柵壓、接觸、界面態以及其他因素對sicpmos擊穿特性的影響。
  5. 5 ) by means of the ratio of deep and shallow resistivity as well as crossplot chart of gr, pay zone, aquifer and dry zone can be effectively identified in this area

    深淺差比值與gr值交會圖版,對該區油水干層識別相當; 6
  6. The electrical conductance of the gold / polymer composite films was tunable, and a low resistivity of the order of 10 ~ ( - 4 ) cm was yield. the conducting mechanism was not determined, perhaps the tunnel effect and the foreign - substance - electron - transfer should be considered

    聚合物金納米粒子復合薄膜的可調,最低可達10 ~ ( - 4 ) ? cm量級,導機制可能與隧道應及雜質離子導關。
  7. 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、激發化法等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性。
  8. After deriving swt from the model, we find out that the water saturation equation is a quadratic equation about swt, so its solution is very simple and obtained by using the standard quadratic - root formula

    通過研究混合泥質砂巖介質通用hb模型的求解方法,表明模型導出的關于s _ ( wt )的方程是一個一元二次方程,可用求根公式求解,解法非常簡單。
  9. The chip of microbridge structure thermocouple type microwave power sensor is designed by using seeback domino offect of thermocouple. ta2n of relatively low resistor - temperature coefficient and si of relatively high thermoelectric power seebeck coefficient are used as thermocouple materials in the chip

    微梁結構熱偶微波功傳感器晶元就是利用熱偶的塞貝克應設計的,晶元選擇具溫度系數的ta2n和具高熱系數的半導體單晶si作為熱偶材料。
  10. The electrolog data was effectively corrected with the effective process, which improved the validity of electrolog to the identification of the low - resistivity reservoirs and was helpful to enhance the veracity of evaluation of the conventional reservoirs

    測井資料預處理,不僅改善了低油氣層的測井資料的性,實現對測井曲線校正,同時對進一步提高常規油氣層的測井評價的準確性具重要的作用。
  11. The simulated results indicate that the non - uniformity is further intensified due to the bitumen sand base ; soil resistivity in the position where auxiliary anodes are placed has significant effect on potential distribution ; there is a buried depth of anode for optimal potential distribution under different geological conditions

    結果表明:罐底瀝青砂基礎會加大位分佈的不均勻性;陽極理深處的土壤時整個罐底的位均顯著影響;在不同地質條件下進行深井陽極保護時,存在一個使位分佈果最佳的陽極埋深點。
  12. Based on the parallel conductance between laminated shale and dispersed shaly sand, while dispersed shaly sand can be described with satori resistivity model containing four components ( conducting rock matrix grains, nonconductive hydrocarbons, dispersed clay particles and water ), the generalized effective medium satori resistivity model in laminated and dispersed shaly sand is established

    本文基於層狀泥質與分散泥質砂巖的並聯導,而分散泥質砂巖導可用四組份(導的骨架顆粒、不導油珠、分散粘土顆粒、水)的介質satori模型描述,建立了模型。
  13. The results show that pu / cb composites adding crystal b and crystal c display no ptc effect, but the room temperature resitivity of composites increase with the increasing of the content of organic crystal ; the composites adding crystal a and crystal d displays obvious ptc effect and the ptc strength is 1 ~ 3 grades

    實驗結果表明,加入晶體b 、晶體c的聚氨酯cb復合體系不具ptc應,但體系的隨晶體含量的增加而增大;加入晶體a和晶體d的復合體系具明顯的ptc應,且ptc強度達1 3個數量級。
  14. Results show that the resistivity tomography survey is very effective for detection of active faults in urban area

    試驗探測表明:在城市活斷層調查中,選用合適的極裝置類型,層析成像是一種的勘探方法。
  15. Sp logging is one of logging methods which van effectively distinguish resistivity of mixed liquid in formation after oil layer being water flooding

    摘要自然位測井是油層水淹后能夠識別地層混合液信息的測井方法。
  16. 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預防性試驗,是保障變壓器、油斷路器等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、操作不便等缺陷,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。
  17. The calculation results have shown that when the angles of the center electrode and the grounds decrease, the effective index, the characteristic impedance, and the conductor loss all decrease

    通過計算發現,隨著中間極角度和地極角度增加,折射、特徵抗同時減小,導體損耗系數也隨之減小。
  18. The results show that the thickness and the width of the electrode, electrode gap and the thickness of upper cladding have different effects on microwave effective index, characteristic and conductor loss. compromising structure must be adopted in practical design to gain perfect performance

    結果表明:極的厚度和寬度、極間距以及上包層的厚度對微波折射、特徵抗和導體損耗的影響是不同的,在實際設計時應當綜合考慮。
  19. It has been shown by our calculations that conductor loss is greatly reduced under velocity matching with relatively thick coplanar waveguide electrodes and thick buffer layer, but the characteristic impedance can not match with that of the external circuit at the same time, and the modulation bandwidth is confined in this case

    然後,用一般的橢圓積分計算了普通共面波導型調制器的折射、特徵抗和導體損耗系數。通過計算發現,採用厚極和厚緩沖層結構,在實現速度匹配的情況下,可以大大減小導體損耗,但是由於抗不能同時滿足匹配,調制帶寬受到限制。
  20. 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、交會法等解釋方法,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。
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