zero resistance 中文意思是什麼

zero resistance 解釋
零點電阻
  • zero : n （pl zeros zeroes）1 【數學】零；零號。2 零位；零點，起點；（溫度表的）零度，冰點；座標原點；無...
  • resistance : n. 1. 抵抗，反抗，抗拒，抵禦；敵對，抵抗力，反抗力，阻力，【生物學】抗病性。2. 【電學】電阻；阻抗；電阻器。
  1. In effect, a negative resistance is inserted in the circuit so that its total resistance is zero.

    實際上，這就是把負電阻接入電路，使電路的總電阻為零。
  2. The specific resistance change produces a zero shift.

    電阻的這一特殊變化造成零點漂移。
  3. Thus, at zero magnetic field the metal disk acts as a short circuit ( very low resistance ), and in a strong enough field it is equivalent to an empty space ? an open circuit ( very high resistance )

    因此，沒有磁場時金屬圓盤會造成短路（電阻很低） ，磁場夠強時它就像空無一物的空間，成為開路（電阻很高） 。
  4. The average partical size of bismuth ruthenate and pbo - b _ 2o _ 3 - sio _ 2 glass was researched. the smaller bismuth ruthenate partical is, sheet resistivity is lower and temperature coefficient of resistance ( tcr ) is more positive and the refiring change ratio is nearer to zero. the limit size of bismuth ruthenate partical is 0. 56 m

    研究了各相粉體平均粒徑對膜層性能的影響，結果表明:釕酸鉍平均粒徑越小，膜層的方阻值越小，電阻溫度系數偏正，重燒變化率越接近零值，球磨工藝的極限平均粒徑為0 . 56 m 。
  5. Remember the following words and expressions : e. g. multimeter ； circuit ， current ； voltage ； resistance ； digital multimeter ； analogue multimeter ； analogue multimeter scales ； zero adjustment control ； zero adjustment control for resistance ranges ； measurement ranges switch ； transistor test socket ； meter probe ； positive terminal ； negative terminal ； anode ； cathode ； red lead ； black lead ； power supply ； connect in parallel ； connect in series

    記住萬用表、電路、電流、電壓、電阻、數字萬用表、模擬萬用表、表頭、機械零位調整器、歐姆零位調整器、量程選擇開關、晶體管插孔、表棒、正接線端、負接線端、陽極、陰極、紅導線、黑導線、電源、並聯、串聯等常用英文單詞，並逐步掌握。
  6. The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier

    本論文對國內外的模擬低電壓低功耗技術做了廣泛的調查研究，分析了這些技術的工作原理和優缺點，在吸收這些技術成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運算放大器。在設計輸入級時，為了使輸入共模電壓范圍達到軌至軌，不是採用傳統的差動輸入結構，而是採用了nmos管和pmos管並聯的互補差動輸入對結構，並採用成比例的電流鏡技術實現了輸入級跨導的恆定;在中間增益級設計中，電流鏡負載並不是採用傳統的標準共源共柵結構，而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時，為了提高效率，採用了推挽共源級放大器作為輸出級，輸出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計，採用了帶電流鏡負載的差分放大器設計了一個基準電流源，給運放提供穩定的偏置電流和偏置電壓，保證了運放的穩定性;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。
  7. The first part of the paper is designing the testing project for grounding resistance and insulation resistance in a new way. using 16bits ad converter with programmable control amplifier replaced the way which used changing resistance to change measure range. lt is not only improved testing precision and develop the system expediently, but also reduced the area of the circuit boardwith the new way. in order to make the electric implement safety testing system have upstanding expansibility, the software and hardware of the system adopted the modularization design. adopted mcu atmegal28 as a master mcu which control mmi, realtime clock and communication with slaver mcu. atemga8 as the slaver mcu to realize testing function. so it is easy to add or reduce the testing project. the testing implement system has been developed successfully, and the comments for the system is that it has high precision, high expansibility and easy maintain. but considering the electric implement system should have intelligence and humanity abi lity. so this paper bring forward a scheme of electric equipment safety testing embedded system with speech control. after introduce the basic theory of speech recognition, the paper expatiate the characters of this system. the system is a noise conditon, not special people, small glossary, insulation word system. with these characters design the speech recognition as fellow. utilizing cross zero ratio and short energy to ensure jumping - off point and end point ; adopting mfcc as the character parameters of speech recognition ; the character parameters than be recognized by dtw. in order to ensure the credibility of this project, first realized by matlab in computer

    在介紹了語音識別的基本原理后，闡述了本系統的特點：本系統是一個噪聲環境下非特定人、小詞匯量、孤立詞的語音識別系統。根據本系統的這些特點設計了如下語音識別方案：利用過零率和短時能量相結合的方式確定語音端點；採用mel頻率倒譜系數（ mfcc ）作為語音識別的特徵參數；得到的特徵參數最後通過動態時間規整（ dtw ）的模式識別方法進行識別。為了確保本系統實現方案的可靠性，首先通過計算機利用matlab軟體來模擬，在演算法模擬實現后又進一步增加環境的復雜性：加上較大的環境噪聲、突發性的噪聲等，再通過修改參數、修改參考模板、兩級識別等各種提高語音識別精度的方法來提廣東工業大學工學碩士學位論文高識別率。
  8. 30 mhz measurement of quartz crystal unit parameters by zero phase technique in a pi - network - part 4 : method for the measurement of the load resonance frequency fl, load resonance resistance rl and the calculation of other derived values of quartz crystal units, up to 30 mhz

    用型網路的零相位法測量石英晶體元件參數.第4部分:石英晶體單元負荷諧振頻率fl負荷諧振電阻rl的測量方法及其他石英晶體元件導出值的計算方法
  9. The traditional level measuring methods can n ' t meet our demand because the subjective investigated is in such a poor systemic condition that the temperature is a little high and there ' s so many mill dust and steam there. in this article we perform systemic discuss and research against the dynamic level measuring method under special working condition on the basis of analyzing kinds of level measuring technique in and abroad. first we establish the pressure distribution mathematic model in storage bin and then deduce the mathematic relation between level height and the uniform stress on the bottom of the bin and designed a resistance compressive stress sensor used for the special condition and put forward a resoivement according to its zero excursion existing in practical use

    由於本研究系統被測對象環境溫度較高且潮濕，同時料倉中有大量粉塵及蒸汽，因此傳統的料位檢測方法不能滿足本測試要求。本文在分析國內外各種物位檢測技術的基礎上，針對特殊工況下動態物料高度的檢測進行了系統的探討與研究。首先建立了料倉中的壓力分佈數學模型，推導出料位高度與倉底均布壓力間的數學關系式，並據此設計了中溫電阻應變式壓力傳感器，同時對它在實際應用中存在的零點漂移等問題提出了改進措施，提高了傳感器性能，解決了上述特殊工況下動態物料檢測的技術難題。
  10. Zero voltage resistance

    零壓電阻
  11. After the examination, the sandstone is zero radioactivity, non - toxic ， tasteless, no pollution ， sound - absorbing, moisture - absorbing, moistureproof, slip resistance, light - absorbing and so on, it is a natural environmental protection stone material which the marble and the granite incomparable

    經檢測，砂巖是一種具有無放射性，無毒，無味，無污染，吸音，吸水，防潮，防滑，吸光等特點的天然環保石材，是大理石與花崗巖不可比擬的。
  12. By increasing the resistance, the characteristic will cut zero - speed axis to give a lower, though adequate starting torque and a reasonable starting current

    並勵電動機（機械特性）方程表明：若磁通和電壓恆定，則向下傾斜的轉矩/速度曲線的斜率是直接與電樞電阻成正比的。
  13. By using a triangle three - section contact type resistance short - circuit continuous annealing technology, it is possible to save power, and to functionally follow the drawing speed, having the advanced capacity of zero annealing

    採用緊湊的三角形，三段接觸式電阻短路連續退火工藝，高效節能，並能函數自動跟蹤拉絲速度，具有先進的零退火功能。
  14. The results indicates that superconducting mgb2 thin films can be prepared by hfcvd in a single - step with the maximum critical transition temperature tc of 36k ; the best critical transition temperature tc of thin films grown by hpcvd in a single - step is 34k. the optimal zero resistance temperature tco of thin films fabricated ex situ is 37 k by post - annealing of precursor b film at 800 for 1 h under high mg vapor pressure

    實驗結果表明，用hfcvd法在400原位制備了臨界溫度為36k的mgb2超導薄膜；用hpcvd法在700原位制備了臨界溫度為34k的mgb2超導薄膜；將300制備的前驅物b膜在mg蒸氣中800保溫1h非原位退火，制備了臨界溫度為37k的mgb2超導薄膜。
  15. Firstly, set the all - purpose meter at r x 10k rank, and set it at zero, then connect the two connectors of the all - purpose meter to each end of the resistance to check if the finger will shakes, if the finger shakes to the right hand side, then it states that this resistance is good

    首先，將萬能表跳到r 10k檔位，然後把望能表調0 ，再用萬能表的黑紅兩只筆去接觸電阻的兩端，看萬能表的阻值是否有偏轉，如果萬能表上指針向右偏轉，表示該電阻是合格產品
  16. But due to the existence of the fault resistance, the branch current, the zero sequence mutual coupling and so on, the apparent impedances and protection scope of distance protection will change, thereby affecting the performance of distance protection and the safety operation of power system

    然而，由於過渡電阻、分支電流和零序互感等因素的影響，會改變距離保護測量阻抗的大小，造成距離保護動作范圍的擴大與縮小，從而影響距離保護的性能，威脅電力系統的安全運行。
  17. This paper discusses and analyses several principal points affecting the performance of regular distance protection, such as the fault resistance, the branch current, the zero sequence mutual coupling and so on. then some concrete application of adaptive concept to distance protection will be analyzed and studied

    本文對于影響常規距離保護性能的一些主要因素如過渡電阻、分支電流和零序互感等進行了分析和討論，在此基礎上對于自適應思想在距離保護上的一些具體應用進行了分析和研究。
  18. Has zero resistance when closed

    閉合時具有零電阻。
  19. If he defeats them, he ` ll see zero resistance from other, smaller clans

    如果他贏了，其它的小部落將會俯首稱臣，任其號令。
  20. This quantity delineates the maximum amount of current that a superconductor can carry and still maintain zero resistance

    當電流的密度超過臨界值時，渦流（樣品中沒有超導作用的小區域）會開始移動。
分享友人
分享到 Line

分享到臉書