bipolar system 中文意思是什麼

bipolar system 解釋
雙極式
  • bipolar : adj. 1. 【電學】兩極的，雙極的。2. 有兩種相反性質[見解]的。3. 關于或涉及地球兩極地區的。n. -ity
  • system : n 1 體系，系統；分類法；組織；設備，裝置。2 方式；方法；作業方法。3 制度；主義。4 次序，規律。5 ...
  1. Comparison on application of ligasure vessel sealing system and bipolar electric coagulation in laparoscopic hysterectomy

    比較結扎速血管閉合系統與雙極電凝在腹腔鏡子宮切除術中的應用
  2. High frequency switching technique is becoming more popular in the power electronics area, the high frequency power transistors are applied in the buck - boost type chopper system. the characteristics of power mosfet and insulated gate bipolar transistors ( igbt ), some new kinds of power swithing devices, are deeply studied

    高頻開關技術是當今電力電子技術發展的方向，本文研究的buck - boost斬波系統中採用了高頻功率器件，所以本文對新型開關器件? ?功率mos場效應管[ mosfet ]和絕緣門極晶體管[ igbt ]的特性進行了初步研究。
  3. Specification for harmonized system of quality assessment for electronic components - blank detail specification : case - rated bipolar transistors for high frequency amplification

    電子元器件質量評定協調體系規范.空白詳細規范.高頻放大用管殼額定雙極晶體管
  4. Specification for harmonized system of quality assessment for electronic components - blank detail specification : ambient - rated bipolar transistors for low and high frequency amplification

    電子元器件用質量評估協調體系規范.空白詳細規范.低頻與高頻放大用額定周圍環境的雙極晶體管
  5. Specification for harmonized system of quality assessment for electronic components - semiconductor discrete devices - blank detail specification - case - rated bipolar transistors for high - frequency amplifications

    電子元器件質量評估協調體系.半導體分立器件.空白詳細規范.高頻放大用外殼溫度額定雙極晶體管
  6. After the cold war, the soviet union, whose close relation with cuba was regarded as a great threat to u. s. national security, collapsed. the breakdown of the bipolar system of international relations disengaged cuba from the east - west axis

    冷戰期間，美國政府以古巴與蘇聯之間有著緊密的政治、經濟和軍事聯系而對美國國家安全構成威脅為由，對古巴採取敵視政策。
  7. 1135 is a azeotropic bipolar solvent formulated for batch or in - line vapour cleaning system. # 1135 can also be used as a cold cleaner in brush to clean / remove post touch - up cored - flux residue and manual washing

    1135是一種專為超聲波清洗機而設的高速清潔劑，它更適用於關蓋以發出的蒸氣形式清洗亦適用於手洗冷洗操作，高速清除線路板上的污積及松香樹脂等的剩餘物、油性物質等。
  8. Specification for harmonized system of quality assessment for electronic components - blank detail specification : case - rated bipolar transistors for low frequency amplification

    電子元器件質量評定協調體系規范.空白詳細規范.低頻放大用管殼額定雙極晶體管
  9. Finally, after calculating iron loss and copper loss with the magnetic field analysis, use it as a heat source, and conduct a non - stationary analysis independently with the three dimensional thermal analysis which concentrates on the effect of the heat transfer coefficient on the temperature rise. in this paper, a bipolar switched reluctance machine system model is also established with an h bridge converter as its power circuit topology

    另外，本文還建立了雙極型sr電機系統模型，採用了h橋式功率主電路，詳細分析了其工作原理，並在磁場、損耗等方面與採用不對稱半橋變換器的傳統單極型sr電機系統進行了對比。
  10. This paper realized frequency modulation using the video signal to directly control the resonance loop ' s diode of the vco at the early stages, and then through using radio frequency bipolar junction transistor, designed a lc voltage controlled oscillator which was emulated by advance design system. in addition, it also implemented the design and debugged the hardware circuit

    本文第一次實驗採用視頻信號直接控制vco諧振迴路變容二極體的方式實現頻率調制，並且利用射頻雙極性晶體管（ bjt ）設計了一種lc壓控振蕩器，通過ads軟體進行了參數模擬，最後進行了硬體電路的製作和調試。
  11. Specification for harmonized system of quality assessment for electronic components - semiconductor devices - integrated circuits - blank detail specification - bipolar monolithic digital integrated circuit gates excluding uncommitted logic arrays

    電子元器件質量評定協調體系.半導體器件.集成電路.空白詳細規范.雙極單片式數字集成門電路
  12. For the driving form, this system designs high - stability bipolar constant current source which can continuously be adjusted by voltage. this constant current source can offer drive magnetic field for the actuator

    對于驅動形式，本文採用了恆流源驅動，設計了高穩定度的壓控連續可調型雙向恆流源作為驅動器的輸入來提供驅動磁場。
  13. Mingxin has set up 15 automatic production lines with stable and reliable assembly processes such as to - 251 ipak, to - 251 - 5l, to - 252 dpak, to - 252 - 5l, to - 220, to - 262, to - 263 d2pak, to - 126, sot - 82, to - 92, to - 92sp, sot - 54, sot - 23, sot - 223 to - 247, etc. our major products are all kinds of power, medium and small signal semiconductors including bipolar transistors, mosfet, jfet, thyristor, bsit and power ic, etc. our products are widely applied for computer, telecommunication equipment, home application, motor driver, energy saving light, instruments and meters, controller, dc motor driver, microphone, sound system, electrical control toy and other consumer appliances, etc

    Pak to - 126 sot - 82 to - 92 to - 92sp sot - 54 sot - 23 sot - 223 to - 247等15條單機自動化生產線，專業生產各類雙極型晶體管可控硅場效應管mosfet以及bsit功率ic等各類大中小功率半導體器件。產品廣泛地應用於計算機及外圍設備通訊設備家用電器汽車電子綠色照明儀器儀表各類控制器馬達驅動器傳聲器音響系統電控玩具及其它消費電子電器等領域。
  14. Specification for harmonized system of quality assessment for electronic components - blank detail specification : fusible link programmable bipolar read only memories, silicon monolithic integrated circuits

    電子元器件用質量評估協調體系規范.空白詳細規范:熔絲連接可編程只讀存貯器單晶硅集成電路
  15. Based on the working principle of pulse width modulation ( pwm ) control system for dc motor, the strong and weak points of two conventional pwm control modes ( limited single polar mode and bipolar mode ), when used in electric power steering ( eps ) system are analyzed, and a new pwm control, so called quasi - bipolar control mode is proposed with the correction method of its duly ratio given

    摘要針對直流電機脈寬調制控制系統的工作原理，分析了受限單極和雙極脈寬調制控制模式應用於電動助力轉向系統電機驅動時的優缺點，提出了一種「半雙極」控制模式及該模式下占空比的修正方法。
  16. Specification for harmonized system of quality assessment for electronic components - semiconductor discrete devices - blank detail specification - ambient - rated bipolar transistors for low and high - frequency amplification

    電子元器件質量評估的協調體系.半導體分立器件.空白詳細規范.低頻和高頻放大用環境溫度額定雙極晶體管
  17. The most effective converter that fits for such kind of application is a well - known full - bridge three - phase vsi ( voltage source inverter ) converter with igbt ( insolated gate bipolar transistor ) modules, which can be used in wind power generation system or other general purpose utilizations such as asd ( adjustable speed drive ), active rectifiers, ac power supplies, and so forth

    最適合的變換器就是igbt （集成門極雙極性晶體管）三相全橋電壓源變換器，這種拓撲結構的變換器可以應用到風力發電系統或者其他通用的場合，比如asd （變速驅動）系統、有源整流、交流電源等等。
  18. In the third chapter, the properties of the bipolar sequence are analyzed firstly. the auto - correlation, the cross - correlation and the accommodation of simultaneous users under given bit error rate between the bipolar codes and unipolar codes are compared. the conclusion is that bipolar codes have better auto - correlation and cross - correlation, and the system that uses bipolar codes can accommodate more users and simultaneous users

    通過對其性質的總結，自相關曲線、互相關曲線的對比，以及在規定誤碼率條件下，使用雙極性序列的系統與使用光正交碼的系統之間的同時用戶數比較，得出以下結論，雙極性系統較之單極性系統具有更好的自相關、互相關函數，碼字容量更大，使用雙極性序列的ocdma系統在規定誤碼率條件下的同時用戶數比使用單極性序列的系統要多得多，雙極性序列完全適用於ocdma系統。
  19. Specification for harmonized system of quality assessment for electronic components - semiconductor devices - integrated circuits - blank detail specification - integrated circuit fusible - link programmable bipolar read - only memories

    電子元器件質量評定協調體系規范.半導體器件.集成電路.空白詳細規范:集成電路熔斷絲可編程序雙極只讀存儲器
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