超電導率 的英文怎麼說
中文拼音 [chāodiàndǎolǜ]
超電導率
英文
supraconductivity-
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
論文提出以輸電線路本端和對端電流、電壓、功率作為輸入量，導出了超高壓長線的波阻抗和傳播常數的數學解析式，在此基礎上進行了500kv輸電線路實時參數計算；提出以三繞組自耦變壓器的電流、電壓、功率為輸入量，導出了自耦變壓器繞組的電阻、電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。With the rapid development of the semiconductor technology, large of the vacuum electronic device has replaced by the semiconductor element from the middle period of the last century. however, the vacuum electronic device owns tremendous prepotency in the exceed - high frequency and wide frequency band and high power field, especially in the exceed - high power field. the complexion won ’ t be changed for a long period
自上世紀中後期開始，隨著半導體技術的飛速發展，許多真空電子器件逐步被半導體器件取代，但是，在超高頻、寬頻帶、大功率，尤其是超大功率領域，真空電子器件在技術和經濟方面至今仍擁有巨大的優勢，而且在今後相當長的時期內，這種局面也不會改變。From the middle - later period of the last century, with the rapid development of the semiconductor technology, large of the vacuum electronic device was replaced by the semiconductor element. however, the vacuum electronic device owns tremendous prepotency in the exceed - high frequency and high power field. this complexion won ’ t be changed for a long period
自上世紀中後期開始，隨著半導體技術的飛速發展，許多真空電子器件逐步被其取代，但是，在超高頻、寬頻帶、大功率，尤其是超大功率領域，真空電子器件在技術和經濟方面至今仍擁有巨大的優勢，而且在今後相當長的時期內，這種局面也不會改變。Duo to the intrinsic characteristics of the gaas material, serai - insulating ( si ) gaas photoconductive semiconductor switches ( pcss " s ) have more obvious advantages in the performance of both high power and ultra - fast switching than those pcss " s made of other materials and then can be widely used in ultrahigh speed electronics, field of high power microwave generation and pulse forming ( pulse sources of high power ultra - fast electromagnetism, ultra - wide - band microwave generator )
半絕緣gaas光電導開關（ photoconductivesemiconductorswitches簡稱pcss ' s ）具有兼備寬頻帶和高功率容量特性，使其在超高速電子學和大功率脈沖產生與整形技術領域（大功率亞納秒脈沖源、超寬帶射頻發生器等）具有廣泛應用前景。Abstract : experiments were made on a ultrasonic machining tool with work - piece adhered to ultrasonic transducer head, to machine micro - holes on hard and brittle materials such as soda glass and si, to study the effects of tool materials ， work - piece materials ， amplitude ， machining load ， slurry concentration ， tool length and the size of work - piece on machining rate and wear ratio. in this experiment, the micro - tool was made through wedg
文摘:通過以wedg放電加工手段製作微細超聲加工用工具，在採用工件加振方式的微細超聲加工機上對碳酸玻璃、半導體硅等硬脆材料試件進行微孔加工的實驗，來探討在某一特定加工條件下工具材料、工件材料、工件的振幅、加工靜載荷、磨料懸浮液濃度、工具長度及工件尺寸等重要因素對加工速度、工具損耗率的影響，為微細超聲加工技術的實用化提供參考依據。The result shows that with the addition of rare earth elements, ultrasonic irradiation and magnetic field, the chemical component, surface configuration, microstructure and properties of electroless co - ni - b and co - fe - b alloy changes remarkably. such kind of change can be described as the followings. firstly the depositing speed of electroless alloy bath is raised while the polarizability and cathodic overpotential are reduced ; secondly the surface quality of the alloy coating and adhesion of the coating and matrix are improved ; thirdly in the coatings the content of the elements in the transient group increases, but the content of cobalt decreased ; fourthly the amorphous structure is transformed to microcrystal structure and polycrystal structure ; fifthly the microhardness and wear resistance of the coating are enhanced ; sixthly coercitive force is reduced, and magnetoconductivity of the coating is increased ; lastly the magnetic intensity of the coating increases with the addition of energy and light rare earth elements such as ce, la and decreases with the addition of heavy rare earth elements such as y. on the other side, when the alloy coatings passes through the heat treatment under the temperature of 250 or 500, their properties will change
結果顯示化學沉積co - ni - b 、 co - fe - b工藝在稀土元素（ ce 、 la 、 y 、 dy ） 、能量（超聲波、磁場）介入后，沉積過程、合金成分、鍍層形貌結構和性能都有顯著變化，表現在：鍍液的陰極極化過電位和極化度降低，沉積速度提高；鍍層的結合力、表面質量改善；鍍層中過渡族元素的含量增加，輕元素硼的含量降低，同時證實了稀土元素與過渡族元素共沉積的可能性；鍍層的顯微結構由非晶態向微晶和多晶態轉變；鍍層的顯微硬度與耐磨性提高，力學性能優化；鍍層的矯頑力降低；磁導率提高；鍍層的磁化強度在能量（超聲波、磁場）和輕稀土元素ce 、 la介入后提高，重稀土元素y介入后降低。Important features of mitex rollers include : long service life and cost efficiency ; high chemical resistance ; extreme high operating temperatures ; best running properties at high speed ; dynamic endurance ; excellent wear and cut resistance ; minimal hardening and glazing ; excellent coating and transfer characteristics ; and adjustable electrical properties
Mitex輥產品優點：在高速度下保持優異性能；使用壽命長，效率高；抗化學腐蝕；超耐高溫；耐磨；最低限度的硬化和磨光；優異的塗布和轉移性能；精確的電導率。Thus, space - charge field in excitated photoconductor can intensity influence not only the shape of photo - electric current of pcss ' s, but also the terahertz out put of photoconducting antenna. in this paper, the forming and movement of space - charge field are simulated by means of fdtd method
觸發條件下光電導體內部電場不僅顯著的影響光電導開關產生超快電脈沖的功率、波形，而且對thz偶極天線的輻射功率也有明顯的影響。Due to good chemical stability and electrical resistivity, high thermal conductivity and mechanical intensity, wide band gap and low thermal expansion coefficient, aln thin films can be applied for insulating chips for semiconductor devices with high power, thermal dissipation lagers for large and super - large scale integrated circuits, insulating layers or passivation layers for semiconductor
超薄鋁膜由於其特殊的的光學性質，在光學多層膜上有廣泛應用。氮化鋁薄膜化學穩定性高、熱傳導率高、機械強度高、電絕緣性能佳、高能隙、熱膨脹系數低，光學特性優良，可以用作大功率的紫外光學器件的散熱材料。Considering the influence of dielectric constant, conductivity, and dielectric loss on electrorheological ( er ) effects, an effective approach to prepare supramolecular complex er materials was proposed by self - assembly
根據介電極化理論，從電流變液材料物理設計的介電常數、電導率和介電損耗等參數出發，採用分子自組裝方法，制備出超分子配合物新型電流變液材料。According the key factors we find, we bring forward a new conception : multilevel suppressor and design a new high performance suppressor whose ion - exchange membrane has bigger areas and using three electrodes including one cathode ( anode ) and two anodes ( cathode ), at the same time we fill the suppression compartment with one kind of ion exchange resin which has moderate exchange capacity. according to our experiment ' s results, we find the new type suppressor has quite high working current efficiency and suppressing capacity. in most cases, the suppressor ' s current efficiency is over 90 % ; the suppressor can transform the naoh ( concentration : 200mmol / l, flow rate : i. oml / min, conductance : over 10000 i - i s cm " ) to pure water ( conductance : 8. 9 it s cm in chapter 3, the high performance suppressor is applied in determination some trace - amounts ions in plating solution, sewage. in this chapter, we also have a research on the gradient ion chromatography
第二章首先以xyz - 1型電化學抑制柱為例，分析了電化學抑制柱的抑制過程得出影響抑制容量的主要因素主要是抑制柱的電流效率和離子交換膜的極限電流密度，因此採用中等交換能力的離子交換樹脂作為抑制室的填料以提高電流效率，在通常情況下電流效率可達到90以上；在選用同種離子交換膜的前提下，可通過增加離子交換膜的有效面積達到提高極限電流的目的從而提高抑制柱的抑制容量，因此提出了多級抑制的概念並據此研製了共電極式高容量電化學抑制柱，該抑制柱最高可將流速為1 . 0ml / min ，濃度為200mmol / l電導率超過10000 s ? cm ~ （ - 1 ）氫氧化鈉溶液抑制為電導率低至8 . 9 s ? cm ~ （ - 1 ）的純水，並且具有穩定性高、分析結果準確等優點。After the seawater desalination equipment was successfully brought to market, our company also promoted the ultra - pure water equipment suitable for electronic and medical industry according to the demands of the market. it uses an edi membrane from american electropure co., ltd, the conductance and ohmmeter are from hanna co., ltd. all spare parts of equipment are made of the highest quality materials
公司在成功地把海水淡化設備推向市場后，又應市場的需求推出了適于電子醫藥等行業用的超純水設備，即jhh - edi系列。其關鍵器材採用美國著名的electropure公司的edi模塊，及hanna公司的電導率電阻率表。其他主要配件則採用國產優質材料及配件。Based on the material of optics acrylic ， applying lcd screen and the back light model setting technology of on - knee computer, through the high conduction of light guide dot, after the accurate calculate, the super - thin light guide plate light - box is formed by refracting the light of light guide plate into the even - rays state of light - panel
超薄導光板是以光學級壓克力為基材，運用lcd顯示屏及筆記本電腦的背光模組技術，透過導光點的高光線傳導率，經電腦對導光點計算，使導光板光線折射成面光源均光狀態製造成型。Much attention has been paid on pure or doped zirconia thin films because of their high melting point, low heat conductivity, high ionic conductivity and chemical durability. in the case of metal - oxide - semiconductor ( mos ) devices and high - temperature superconductor ( hts ) wires, zirconia epitaxial thin films are promising buffer layers and have been intensely studied in the past two decades
純的或摻雜的氧化鋯薄膜因其高熔點、低熱導率、高離子導電能力和高溫化學穩定性而受到相當的重視，而且氧化鋯外延薄膜在金屬氧化物半導體（ mos ） 、高溫超導帶材等領域的應用受到越來越多的關注。Especially the gaas pcss can take on particular phenomena of nonlinear characteristics ( also known as lock - on effect or high - gain mode ) witch made it be very availability., convenience and f lexibleness
特別是在一定的觸發光能和偏置電場閾值下，光電導開關存在的非線性工作模式（或lock - on效應） ，使得pcss ' s在高壓超快功率脈沖系統中的應用更為有效、方便、靈活。Superconductivity - residual resistance ratio measurement - residual resistance ratio of nb3sn composite superconductors
超導性.剩餘電阻率的測量. nb3sn復合超導體的剩餘電阻率Superconductivity - part 11 : residual resistance ratio measurement ; residual resistance ratio of nbsn composite superconductors
超導性.第11部分:剩餘電阻率的測量. nbsn復合超導體的剩餘電阻率Superconductivity - part 11 : residual resistance ratio measurement - residual resistance ratio of nb3sn composite superconductors
超導性.第11部分:剩餘電阻率的測量.鈮錫復合超導體的剩餘電阻率Superconductivity - part 11 : residual resistance ratio measurement ; residual resistance ratio of nbsn composite superconductors iec 61788 - 11 : 2003 ; german version en 61788 - 11 : 2003
超導性.第11部分:剩餘電阻率的測量. nb3sn復合超導體Namely : ( 1 ) the cf can be dispersed by methyl cellulose and superfine silica fume used together and the electrical resistivity is low. so it provides a good way for cf dispersion ; ( 2 ) the results on cf cement - based fgm include four aspects. firstly, the electrical resistivity is influenced little by cf content increase after the conductive circuit formation
研究結果表明： （ 1 ）採用甲基纖維素和超細硅粉復合摻拌的分散辦法，使纖維充分分散，導電效果比較理想，為纖維分散提供了一條優良的途徑； （ 2 ）碳纖維混凝土中，導電網路形成后，纖維含量繼續增加對電阻率的影響不大。分享友人