signal resistance 中文意思是什麼

signal resistance 解釋
信號源電阻
  • signal : n 1 信號，暗號；信號器。2 動機，導火線 （for）。3 預兆，徵象。adj 1 暗號的，作信號用的。2 顯著的...
  • 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. Fourthly, according with the analyzing of flow measurement, we research the main problems needed to be solve in the process of measurement, such as analysis and measurement of the internal resistance, selection of excitation frequency, stable signal datum mark and restraining common mode interference, restraining for serial mode interference and working frequency interference ; transporting and shielding the flow signal, constant current excitation and magnetic field equalizing, flow measuring

    第四，根據對流量測量問題分析的，深入研究了設計過程中需要解決的主要問題。如內阻分析與測量;勵磁頻率的選擇;穩定信號基準點與抑制共模干擾;串模干擾與工頻干擾抑制;流量信號傳輸與屏蔽;恆流勵磁與磁場補償;流量測量點的選擇等。
  2. The airborne electric resistance mapping technique, lies in the conversion of measured airborne electromagnetic field signal into apparent electric resistance value that reflects underground strata through inversion or graticule transformation technique

    摘要航空電阻率填圖是通過反演或量板轉換技術把測量到的航空電磁場信號換算成反映地下巖層的視電阻率值。
  3. Incondition of surface anti - corrision and insulation coat of metal and tiny hole of steel where resistance and crack is very small, when supplying a high voltage, gas crack will be punctured and electric spark discharging will occur, now send a pulse signal to the alarming circuit the alarmer can send out sound and light to alarm. we can do leak hunting on the coating according to this principle

    金屬表面絕緣防腐層過薄、漏鐵及漏電微孔處的電阻值和氣隙密度都很小，當有高壓經過時就形成氣隙擊穿而產生火花放電，給報警電路產生一個脈沖信號，報警器發出聲光報警，根據這一原理達到防腐層檢漏目的。
  4. This system collect and deal with the input and output electric signal from optical pick - up itself, adjust floating bolt and adjustable resistance, make the specification of the optical pick - up attain the demanded data

    通過對激光頭輸入、輸出的電信號進行採集和處理，調整激光頭上的浮動螺釘和可調電阻，使激光頭的各項性能標達到規定值。
  5. Artemisinin, a sesquiterpene lactone containing an endoperoxide bridge, is a kind of phytoalexin. sa, a key signal molecular during systemic acquaired resistance ( sar ), is related to the biosynthesis of phytoalexin. aba, a stress - resistance plant hormone can influence the secondary metabolism to stimulate phytoalexin biosynthesis

    青蒿素屬于萜烯類化合物（倍半萜類）是植保素（ phytoalexin ）的一種， sa是植物產生系統獲得性抗性的重要信號分子，與植保素的產生相關。
  6. The exportation resistance of a device work device with what link after loading the resistance s the certain connections for should satisfying, in order to prevent mount to load the appearance produce the obvious influence. with each other connect to say to electronics equipments, for example after signal connect the enlarger, ex - class to connect class, only behind first - degree importation resistance before larger than first - degree exportation resistance 5 - 10 times are above, can think the resistance to match good ; connect the box come saying, electronics tube the machine should choose to use with for the enlarger its output to carry the mark to call the resistance the box for, but transistor enlarger then have noing this restrict, can take officing why resistance of equal or approximate box

    一件器材的輸出阻抗和所連接的負載阻抗之間所應滿足的某種關系，以免接上負載后對器材本身的工作狀態產生明顯的影響。對電子設備互連來說，例如信號源連放大器，前級連后級，只要后一級的輸入阻抗大於前一級的輸出阻抗5 - 10倍以上，就可認為阻抗匹配良好對于放大器連接音箱來說，電子管機應選用與其輸出端標稱阻抗相等或接近的音箱，而晶體管放大器則無此限制，可以接任何阻抗的音箱。
  7. On the one hand, according the design principle of torque sensor, this paper researched the non - contact torque sensor, which base on the theory of electric resistance strain and the rotation transformer and could satisfied the request of our project as well as the condition of the producing process. on the other hand, the modulation method of torque signal has been solved before the signal was input to the industry computer, therefore, solved the problem of signal transfers

    其次，研究和研製了扭矩在線測試工作所需要的儀器硬體。一方面，根據扭矩傳感器的設計原理，研製了滿足課題要求和生產現場條件的，基於電阻應變理論和電感集流環的非接觸型扭矩傳感器；另一方面，制訂了扭矩信號在輸入工業計算機之前的調理方法，解決了信號傳輸問題。
  8. Inactivation of genes which involved in signal transduction and analyze the phenotypes of mutants all the mutants in this study were inactivated by inserting a resistance gene

    信號轉導相關基因突變體的構建及表型分析本研究全部通過插入失活獲得突變體。
  9. Semiconductor parameter analyzers, miscellaneous signal generators, oscilloscopes, logic analyzers, multimeters, insulation resistance measurement equipment, dielectric strength voltage testers, noise testers, thermostats

    半導體參數分析儀，各種信號發生器，示波器，邏輯分析儀，萬用表，絕緣電阻測定器，絕緣耐壓檢驗器，噪音檢驗器，恆溫槽。
  10. Complete h bridge driving circuit is achieved to drive motors in the hardware design of robot ' s driving and control system. it adopts pwm digital signal as its control signal. this kind of circuit has some advantages, such as economical, room saving, good resistance against noise

    在機器人驅動控制系統的硬體設計部分，實現了pwm全數字控制的全h橋式多電機驅動電路，它不但具有經濟、節約空間、抗噪能力強的優點，而且有效地消除了電機靜態摩擦死區，低速平穩性好。
  11. Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail

    針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向，本論文重點做了以下幾個方面的工作，目的在於提高dtc系統的綜合性能： （ 1 ）提出一種新型的速度磁鏈觀測器，新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度，並且根據popov超穩定性理論推導出轉速的新型自適應收斂律； （ 2 ）改善系統的低速運行性能，主要從提高低速時對定子磁鏈的估計精度入手，提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數； （ 3 ）採用數字信號處理器dsp實現系統全數字化硬體控制，結合ti公司生產的tms320lf2407晶元，設計了直接轉矩控制系統的實驗裝置； （ 4 ）提出了基於sercos總線網路化分散式的直接轉矩控制系統， sercos （ serialrealtimecommunicationsystem ）是目前最適合同步和協調控制的串列實時通信協議； （ 5 ）基本勾勒出整個控制系統的硬體和軟體設計基本框架，詳細描述一些實驗中的具體的細節問題。
  12. Studies on methods in cloning and expression quantification of genes that regulate plant disease resistance signal transduction

    植物抗病性信號傳導調控基因的克隆與表達檢測方法的研究
  13. By constructing the necessary condition and sufficient condition for feedback to exist in a circuit, can derive the methods of short circuit or open circuit for the load or the signal source resistance respectively of the feedback network, to analyze the configurations of the negative feedback circuits

    通過構建電路存在反饋的必要條件和充要條件，可引出令反饋電路的負載和信號源內阻分別短路或開路的方法，用於分析負反饋電路的組態。
  14. Efforts are concentrated on how to improve the performances of the synchronous and velocity sensor of high speed rotating mirror camera, creative ideas in this paper are displayed as follows. ( 1 ) high speed rotating mirror camera signal is processed by means of opto - electronic system. the advantages of the opto - electronic system, such as good emi resistance and fast processing ability, are employed to optimize the design

    本文的工作就是圍繞如何提高高速轉鏡相機同步與轉速傳感器的性能開展的，主要工作內容和創新點如下: （ 1 ）利用光電系統對高速轉鏡相機同步與速度傳感信號進行處理本文利用光電傳感系統的抗電磁干擾及可高速處理的特性，把高速旋轉狀態下反射鏡的時間參量轉換為光信號，再經過光探測器轉換為電信號。
  15. After briefly describing the damage mechanism of electromigration, noises theories and signal processing methods, many kinds of experimental assessing methods of electromigration, such as the traditional mtf test, the test of changes of resistance and noise measurement, etc., are reviewed in this paper, and its research on the technology of noises detection has been studied emphatically

    本論文在簡要介紹電遷移失效機理、噪聲理論和1 / f信號表徵方法的基礎上，對各種電遷移可靠性實驗評估方法（傳統的壽命測試法、電阻變化測量法、噪聲測量法）的特點作了分析對比。重點研究了vlsi金屬互連電遷移噪聲檢測技術。
  16. Design the good - working signal processing circuit of the sensor, including the signal collecting circuit of three output polars the coupling circuit using capacitance and resistance the alternating amplify processing circuit and the stabilization voltage supply circuit

    設計了性能良好的信號處理電路（包括銻化銦磁阻三端輸出型信號採集電路、阻容耦合型交流濾波放大電路和穩壓電源電路三個部分） 。
  17. Also, we select the signal collecting circuit of three output polars, the coupling circuit using capacitance and resistance, the alternating amplify processing circuit, the positive feedback retardation comparsion, the driving circuit of output current and the stabilization voltage supply circuit

    選擇了insb磁阻三端輸出型信號採集電路，阻容耦合型交流放大電路，正反饋遲滯型電壓比較器和大電流推挽驅動電路及穩壓電源電路。
  18. The system can generate sweep frequency signal with frequency range from 100khz to 150mhz and power range from - 40dbm to + 18dbm, and measure the gain and phase of the crystal. according to the gain and phase information and the iec - 444 standard, crystal parameters can be calculated, such as nominal frequency, series resistance, shunt capacitance, motion capacitance, motion inductance, q factor and so on

    該系統能產生頻率范圍達100khz 150mhz ，功率范圍為? 40dbm + 18dbm的掃頻信號，並能對晶振的增益和相位差進行測量，其測量結果按照iec - 444晶振測量標準進行實時處理和計算，從而得到晶振的串聯諧振頻率、並聯諧振頻率、等效電阻、靜態電容、動態電容、動態電感和品質因數等主要電參數。
  19. The essential effects of grain boundaries on signal transmission is that the resistivity from grain boundary is much more than that from grain inside, and the evidence of grain boundaries on signal transmission is resistance, capacitance and inductance characteristic of grain boundaries

    晶界的電阻率大於晶界兩側晶粒的電阻率是晶界影響線材傳輸性能的本質，晶界的電阻、電容以及電感特性是晶界對線材傳輸性能影響的具體表現形式。
  20. The following research areas will be involved in the project : ( 1 ) mechanism of hereditic factors and its function in chinese type 2 diabetes ; ( 2 ) metabolomics on the cell stress and its nutrition intervention in the type 2 diabetes ; ( 3 ) mechanisms of metabolic nuclear receptors in the process of insulin resistance and type 2 diabetes onset ; ( 4 ) roles of signal transduction molecules, lipid metabolic disorder to insulin resistance ; ( 5 ) type 2 diabetes development and role of pathological changes of blood vessels ; ( 6 ) abnormal insulin secretion, apoptosis and type 2 diabetes ; ( 7 ) function of molecular network of type 2 diabetes progression

    本項目擬開展以下研究工作： （ 1 ）中國人2型糖尿病發生過程中遺傳因素的發現及其作用機制； （ 2 ）細胞應激在中國人2型糖尿病發生過程中的作用機制及其營養干預的代謝組學； （ 3 ）代謝性核受體在胰島素抵抗和2型糖尿病發病中的作用機制； （ 4 ）細胞信號轉導分子、脂代謝紊亂與胰島素抵抗的關系； （ 5 ） 2型糖尿病發展過程與血管病變； （ 6 ）胰島素分泌異常、細胞凋亡與2型糖尿病； （ 7 ） 2型糖尿病發生過程中的分子網路與作用機制。
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