電阻 的英文怎麼說

中文拼音 [diàn]
電阻 英文
(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的一個物理量)電阻表 ohmmeter; resistance card; ohm gauge
  • : 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
  1. The absorptance of insulation resistance for various kinds of electric equipmenet under the condition of damp and partial damage were analyzed

    摘要分析了各種氣設備在受潮情況和局部損傷情況下的絕緣電阻的吸收比試驗。
  2. The electrical resistivity of some metals seems to vanish altogether at temperatures a few degrees above absolute zero.

    溫度在絕對零度以上幾度時,有些金屬的電阻似乎消失了。
  3. 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值越高等特徵,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(如聲波和電阻率曲線)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,效果十分理想: 1將計算得到的可變的m指數與聲波和電阻率分維之積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。
  4. The resistivity contours appear much less diagnostic of anomalous bodies below the surface.

    地面下方的異常體,在視電阻率等值線上並無明顯的反映。
  5. Determination of electrical resistivity of anthracite

    無煙煤電阻率測定方法
  6. A problem which is often attacked by resistivity measurements is to locate the depth at which saltwater invades fresh water in aquifers.

    經常用電阻率測量來攻克的問題是確定含水層中鹽水侵入淡水的深度。
  7. General specification for varistors for lightning arrester type

    防雷型壓敏電阻器總規范
  8. Platinum resistance electric aspirated psychrometer sensor

    電阻動通風干濕表傳感器
  9. The combined toy as right request 3 stated, whose character is : the electronic components electrically or electromagnetically connected with the iron stick or the magnet stick can be resistor, capacitor, inductor, battery, switch, diode, audion, ic ( integrated circuit ), motor, led ( light - emitting diode ), infrared ray receiver, sound circuit and instrument

    如權利要求3所述的組合玩具,其特徵是:和鐵棒或磁鐵棒連接的子元器件是可以是電阻容、感、池、開關、二極體、三極體、集成路、馬達、發光二極體、紅外線接受器、發聲路、儀表。
  10. Applications of photosensitive resistance in fire autoalarm

    光敏電阻在火災報警器中的應用
  11. In this thesis, the author analyses the deficiency in detecting and controlling function of the computer detecting and controlling system utilized in present transforming station. the strategy of design of software on operation and direction of 5 00kv transformer station is presented. it points out that we can deduce the mathematic analytical formula using the current, voltage and power of two terminals of transmission line as input. on this basis, we do realtime calculation of 500kv transmission line ' s parameter. we can also deduce the linear analytical formula of three - winding autotransformer ' s resistence using its current, voltage and power as input. the corresponding software is programmed on this basis

    論文提出以輸線路本端和對端流、壓、功率作為輸入量,導出了超高壓長線的波抗和傳播常數的數學解析式,在此基礎上進行了500kv輸線路實時參數計算;提出以三繞組自耦變壓器的流、壓、功率為輸入量,導出了自耦變壓器繞組的電阻抗的線性解析式並進而對變壓器的實時參數進行計算;在此基礎上編制了相應的軟體。
  12. Taking the silicon diode as an example, through an analysis of the diode ' s current - voltage characters and the avometer circuit, the writer finds out the reasons for the differences in the amount when measuring the positive direct current equivalent resistance with different ohm grades

    摘要以硅二極體為例,從二極體的伏安特性及萬用表內部路的角度,分析了用指針式萬用表的不同歐姆檔位測量二極體的正向直流等效電阻時,其值緣何不同。
  13. Back resistance meter

    反向電阻測量計
  14. The cdte films doped te are deposited onto glass substrate by close spaced sublimation. the x - ray diffraction data indicate the pure cdte films are polycrystalline zinc - blende structure with grain orientation predominantly along ( 111 ) direction. the electrical properties of cdte films are investigated by hall effect measurement using the van der pauw method

    X射線衍射分析表明,純cdte薄膜是立方閃鋅礦結構, ( 111 )晶面取向生長; hall效應實驗測量發現薄膜電阻很高,呈p型導,面電阻率數量級達1010
  15. As one of the most important applications, cmr bolometer is fabricated using the lacamno3 films, which has a metal - insulator transition temperature at 300k. the archetypal bolometer is fabricated after the film is photolithographed, evaporated au electrodes and fixed

    以製作室溫超巨磁電阻測輻射熱儀為目標,將t _ ( mt ) 300k , tcr 5的薄膜進行光刻、極製作、封裝等處理製作測輻射熱儀原型器件。
  16. The boracic acid was used to prepare flexible graphite and the effect of amount of boracic acid addition on expanded volume, oxidation resistance, specific resistance and tensile strength of the fexible graphite obtained were analysed

    摘要初步探討了製造柔性石墨材料過程中加入添加劑硼酸的方法,並就硼酸的加入量對其膨脹倍數、抗氧化性、電阻率、抗拉強度等的影響進行了比較和分析。
  17. Bismuth ruthenate and silver were selected as conductor phases and the mixture of calcium oxide - alumina - silicon dioxide ( cao - al _ 2o _ 3 - sio _ 2 ) glass and lead oxide - boron oxide - silicon dioxide ( pbo - b _ 2o _ 3 - sio _ 2 ) glass was selected as inorganic binder phases. it was found that, with the increasing of volume fraction of silver and conductor phase, sheet resistivities descend and there are critical thresholds

    實驗發現,隨著功能相百分含量的增加,電阻膜層的方值逐漸減小,存在兩個臨界閾值,電阻溫度系數偏向正值;功能相中銀百分含量增加,膜層的方值逐漸減小,有一個臨界閾值,電阻溫度系數偏向正值。
  18. 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有效介質hb電阻率模型,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有效介質通用hb電阻率模型。
  19. Electrical resistivity is used widely as a measure of brine saturation in rocks.

    電阻率被廣泛地用於測量巖石中的礦化水飽和度。
  20. Alternative resistance ratings, rated temperatures, resistance tolerance and cable lengths available on request

    按客戶要求設計電阻值額定溫度電阻公差及纜線長度
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