方塊電阻 的英文怎麼說

中文拼音 [fāngkuāidiànzǔ]
方塊電阻 英文
ohms per square
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 塊 : 名詞（古時佩帶的玉器） penannular jade ring （worn as an ornament in ancient china）
  • 電 : 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...
  • 阻 : 動詞（阻擋; 阻礙） block; hinder; impede; obstruct
  • 方塊 : diamond; block
  • 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。
  2. A detailed analysis of the electrical properties of ato thin films was carried out in order to investigate the sb / sn atomic ratio and substrate temperature ' s influence on the ato thin film. a convictive explanation brought forward to illustrate the changing of the electrical ； properties of the ato thin film in different conditions

    在溫度較低時（ < 500 ） ，薄膜的方塊電阻隨成膜溫度的升高而降低；當基板溫度繼續升高，薄膜的方塊電阻隨基板溫度的升高而增大，這主要是因為玻璃基板中k ~ + 、 na ~ +離子向薄膜中的擴散。
  3. This paper presents a method that chopping wave is done by switch devices which consist of three - level resistance regulating module and intelligence power module ipm, and which realizes constant - current discharge of storage battery. to achieve the intelligence control of the drive protection and the discharge process of ipm, the paper designs circuit formed by igbt threshold drive pulse pwm signals. ipm fault - blocking protection circuit and microcomputer 80c196. the devices can accurately control the 0 ~ 150a discharge current and the discharge time of the storage battery and calculate the releasing power

    實現蓄電池恆流放電過程智能控制是蓄電池放電裝置發展的必然趨，本文提出了一種通過三極電阻調節模塊和由智能功率模塊ipm為開關器件進行斬波從而實現蓄電池恆流放電的方法。為達到對ipm的驅動保護和放電過程的智能控制，文中設計了igbt門極驅動脈沖pwm信號形成電路和ipm故障封鎖保護電路及由單片機80c196為核心的微機控制器。本裝置能夠對蓄電池進行0 150a放電電流及放電時間的精確控制及釋放容量的計算。
  4. The control system of furnace " s temperature has been widely used in every walk of life, as an important link of repair and manufacture of the electrical equipment such as electromotor transformer etc., soaking lacquer drying craft has some especial requests on drying crafto this article starts with the analysis of drying chamber " s configuration, analyzed its configuration limitation and control function limitation according to the factory " s situation and advances the conception of heated air drying circulation, in addition, this article adopts an intellectualize a / d module, a development sampling tuning - voltage circuit, and presents the method to measure online the insulation resistance of products in order to improve constantly products quality

    而浸漆乾燥工藝作為電機、變壓器等電氣設備的修理、製造中的重要環節之一，對乾燥過程的質量要求有一定的特殊性。該文從乾燥爐的結構分析入手，聯繫到工廠的實際情況分析了結構功能缺陷和控制功能缺陷，提出了熱風循環乾燥的概念，同時，選擇了較為先進的a d板卡、熱電阻信號調理板等專業化智能卡，運用數字pid控制技術，構成了一個較有特色的計算機控制系統。此外，該文還從保證乾燥品質量的角度，採用智能化交流模塊和自製采樣調壓電路的方法，提出了在線檢測產修品的絕緣電阻的方法和手段，以確保企業產品質量不斷提高。
  5. This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer

    用java編程語言編寫的曲線擬合模塊，對輸入的實驗數據進行了最小二乘法的曲線擬合；根據曲線擬合結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時由機械振動形成的等效輸入阻抗，並由此輸入阻抗確定磁致伸縮換能器的諧振頻率及電氣模擬網路參數。本課題提出的方法與傳統的諧振?反諧振法相比，能更準確地確定磁致伸縮換能器的諧振頻率及其電氣網路參數。同時，採用當前比較先進的web技術，實現了基於jsp的磁致伸縮換能器web電氣模擬系統，該系統具有良好的人機界面和資源共享、信息發布功能。
  6. We select ni / cr alloy resistor as element together with ceramic embedding hearth ; select small flat - and - disc heat - even hubby ceramic sample holder, select ni / cr & ni / si thermoelectric couple ( type k ) as thermoscope with threads 0. 5 mm in diameter which is installed in the middle of the holders symmetrically ; select aluminum silicate fire - retardant fiber as materials for heat preservation ; design some hardware, for example temperature controller & transporter, signal amplifier etc ; design controlling curve to heat stove ; and introduce the method of least squares nonlinear regression and subsection function to deal with data. in order to obtain the reasonable operation conditions and operation curve, we have also done many theory analysis and experiment discussions

    通過理論和試驗探討，選用鎳鉻合金電阻絲作為加熱元件，配以陶瓷質埋入式爐膛；選用陶瓷質小尺寸扁平?圓盤均熱塊體型樣品支持器；選用0 . 5mm絲徑鎳鉻?鎳硅熱電偶（ k ）作為測溫元件；熱電偶對稱安置在樣品支持器容器的中部；選用硅酸鋁耐火纖維作保溫材料；合理選用和設計了溫度控制器、溫度變送器、信號放大電路等硬體；採用升溫曲線來控制爐膛供熱過程；採用最小二乘法非線性回歸與分段函數相結合的曲線模擬方法，進行圖形處理。
  7. For bus system installation, the focus is put on cable selection principle, installation process and antinoise measure ; for security protection equipment installation, the intrinsic safety concept, installation method equipment selection and installation under two electric power supply modes ( entity concept and fisco model ) and the bus system protection against surge voltage are illustrated ; for network component installation, the selecting, installing and integrating methods of general purpose terminators, repeaters, link equipment, bus power supply and impedance module are described

    在總線電纜的安裝方面，著重討論了電纜的選型原則、安裝方法和抗噪防擾措施；在安全保護設備安裝方面，介紹了總線系統中本質安全的概念、安裝方法、兩種供電方式（實體概念和fisco模型）下設備的選擇與安裝以及總線系統浪涌電壓的保護和設備安裝方法；在網路元件的安裝方面，主要列舉了通用終端器、中繼器、鏈路設備、總線電源及其阻抗模塊等的選擇、安裝和集成方法，為總線系統的安裝提供了可以借鑒的實用經驗。
  8. Methods of sampling and test for carbonaceous materials used in aluminium manufacture - cold ramming pastes - determination of electrical resistivity of baked rammed paste

    制鋁工業用碳素材料取樣和試驗方法.第4部分:冷搗糊塊.第8節:烘焙搗實糊塊電阻率測定
  9. The result is showed that the value of square resistence is 30. 2 o in heavily doping area and 100. 2o in lightly doping area

    實驗結果顯示，重摻雜區和輕摻雜區的平均方塊電阻分別為30 . 2和100 . 2 ，相差70 。
  10. Compared with carbon, silicon nitride bonded silicon carbide has better oxidation resistance and bigger resistance ratio, which make it be a perfect line material of al electrolysis cell

    在鋁電解方面，氮化硅結合碳化硅遠較陰極碳塊耐腐蝕、抗氧化、電阻率高，是理想的電解槽側壁內襯材料。
  11. The films prepared under 425 ? is composed with amorphous snoi and its sheet resistance is very high. with the substrate temperature ' s increasing, the degree of crystallization, film thickness increase and electrical resistivity, sheet resistance decrease obviously. when the substrate temperature is higher than 525 ?, the temperature ' s increasing is not of benefit to the films thickness and sheet resistance

    常壓熱分解cvd法制備的sno _ 2在較低基板溫度下制備出的薄膜基本上是非晶態的，方塊電阻很高；隨著基板溫度的升高，薄膜厚度增加，薄膜結晶程度提高，薄膜電阻率和方塊電阻均顯著降低；當基板溫度高於525以後，隨著基板溫度的升高，薄膜厚度基本不再明顯增加，薄膜結晶程度繼續提高，薄膜電阻率繼續降低，方塊電阻不再明顯降低。
  12. On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully

    高壓斷路器所造成的事故無論是在次數，還是在事故所造成的停電時間上都占據總量60以上。因此，及時了解斷路器的工作狀態對提高供電可靠性有決定性意義；並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法；提出了二次迴路保護器的概念，並將跳、合閘線圈完整性監視和二次迴路保護結合起來，給出具有完整性監視功能的二次迴路保護器實現方案；根據斷路器生產廠家提供的斷路器額定短路電流分斷次數，計算每次分閘對應的觸頭電壽命損耗，預測觸頭電壽命；提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法，並根據此時的負荷電流間接計算主觸頭迴路的電阻；在硬體電路設計上，採用美國ti公司最新推出的一種功能強大的單片機msp430 ，並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題；在通信模塊的設計中，解決了不同工作電壓晶元之間的介面問題，並給出了直接聯接的接線方案。
  13. The transmittance and reflectance properties of different sheet resistance ito films have been researched in this paper

    研究了不同方塊電阻ito膜的透射和反射特性。
  14. Secondly, we measured the electrical properties of the ion - implanted samples by hall method ( square carrier concentration, square resistance and carrier mobility ). after comparing and analyzing, we can know that the electrical properties were affected by the difference of mn dose, the implantation of c and the annealing temperature

    其次，利用霍爾測試方法測量了每種離子注入樣品的電性質（方塊載流子濃度、方塊電阻及載流子遷移率） ，通過比較分析了解到mn元素注入劑量、 c元素的注入以及退火溫度的不同，都會對樣品的電性質產生影響。
  15. Experimental results revealed that the carrier mobility increased with increasing of the annealing temperature, in the range of the annealing temperature from 650 ? to 850 ?, which implied that the crystal lattice structure was damaged by ion implantation and restored after annealing. furthermore, the square carrier concentration decreased, and the square resistance of the samples implanted by mn + and c increased with the raising of annealing temperature. these results indicated that the second phase such as mnga, mnas ferromagnets was formed by more mn + ions with increasing of the ( gaas ) annealing temperature, so the mn + ions which can provide carriers decreased

    由實驗結果可以知道在退火溫度為650 850范圍內，樣品的載流子遷移率隨著退火溫度的提高呈上升趨勢，說明雜質元素的注入對樣品造成晶格損傷，但退火對這些損傷具有修復作用；此外，隨著退火溫度的上升，樣品的方塊載流子濃度不斷下降，加c樣品的方塊電阻不斷上升，這都是因為隨著退火溫度的提高，摻入的mn ~ +離子不再提供載流子，而是形成了mnga 、 mnas等磁性第二相。
  16. The traditional bandgap reference circuit was improved in the design, which includes the applying of self - bias structure and cascode structure, output of the opamp was used as self - bias voltage, saving bias circuit, and then it was helpful to get low power consumption. through using poly resistance of high value with low temperature coefficient, we reduced the influnce to circuit, if power supply did not change, we must decrease operating current to decrease power consumption, and increasing value of resistor could decrease the operating current efficiently. poly resistance of high value had large value of squared resistor, so we could save layout area

    對傳統帶隙基準電路進行了改進設計，採用自偏置結構和鏡像電流鏡結構，利用運放的輸出電壓作為運放的偏置電壓，節省了偏置電路，降低了功耗;使用低溫度系數的多晶硅高值電阻，降低了電阻溫漂對電路的影響;在電源電壓不變的情況下，為了減小功耗就必須減小工作電流，而增大電阻的阻值能有效地減小工作電流，多晶硅高值電阻的方塊電阻很大，可以節省版圖面積。
  17. Through study on the electrical performance of sn - in2o3 nano powder, some conclusions were drawn. when sn - in2o3 precursor was calcinated at 700 - 1000, low square resistance was got. the resistance was lower when sn - in2o3 precursor was calcinated in vacuum than air condition

    Sn - in _ 2o _ 3納米粉體的電性能研究表明： sn - in _ 2o _ 3前驅物在700 - 1000煅燒，方塊電阻較低，真空條件下煅燒試樣的電阻比空氣條件下煅燒試樣的電阻低，南京工業大學碩士學位論文中文摘要sno :摻雜10wt %左右時，試樣方塊電阻最低。
  18. Methods of sampling and test for carbonaceous materials used in aluminium manufacture - electrodes - determination of electrical resistivity of cathode blocks and prebaked anodes at ambient temperature - section 3. 6 determination of electrical resistivity of cathode blocks and prebaked anodes at ambient temperature

    制鋁工業用碳素材料的取樣與試驗方法.電極.室溫下陰極碳塊和預焙陽極電阻率的測定
  19. An effective micromachining process is developed to improve the reliability of the metal wire in the multi - sensor and to avoid adhesion between the pyrex glass and silicon mass in the process of anodic bonding

    針對晶元上各電阻間金屬引線的可靠性問題和加速度傳感器質量塊吸附問題提出了有效的改進方法。
  20. The preparation process of cathode carbon block with low specific electric resistance for aluminium electrolysis, including selection of formula, determination of binder amount and optimization of technolgical parameters, was introduced

    摘要介紹了試制低電阻率鋁用陰極炭塊生產工藝條件，包括骨料配方的選定、粘結劑用量等，並將所制得工業試驗炭塊應用於鋁電解。
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