passive device 中文意思是什麼

passive device 解釋
無源器件
  • passive : adj （opp active）1 被動的；守勢的。2 不抵抗的；默從的；消極的。3 【語法】被動語態的；被動式的 （...
  • device : n. 1. 設計，計劃；方法，手段。2. 〈pl. 〉意志，慾望。3. 謀略，策略，詭計。4. 器具，器械，設備，裝置。5. 圖案，圖樣；花樣；紋章；標記，商標；（紋章上的）題銘。
  1. A cicuit or device whose purpose is to control electrical energy at a given frequ - ency or over a range of frequencies, groups of passive components are commonly used to construct many types of filters, these passive components include resistors, cap - acitors and inductors

    指一電路或裝置其功能是在一特定頻率或頻帶下控制電能，不同種類的被動元件常被用來組成不同的濾波器，這些被動元件包含電阻，電容及電感。
  2. This work decomposes south pointing chariots into four sub - parts, including the inputs, the transmission device, the passive feedback mechanism, and the output

    指南車可依其構造與功能分為定軸輪系指南車與差動輪系指南車兩大類。
  3. ( 3 ) based on passive control theory and the characteristics of the buildings vibration induced by subway, a three - dimension isolation device ( the three dimentional lead rubber - dish springs bearings ) is presented and designed to reducing the buildings vibration

    分析結果表明:該裝置對減輕地鐵運行誘發沿線建築物的振動有顯著效果; （ 5 ）對安裝了本文提出的三維隔振裝置的實測結構，採用三維有限元模型
  4. In order to measure the characteristics of such semiconductor optical amplifier, we adopted a set of measurement system. this measurement system can be used to measure the characteristics of all kinds of active or inactive optical passive components. such device presents good polarization insensitivity ( < 0. 9db ), wide 3db bandwidth ( > 33nm ) at 0 - 200ma and different input signal light wavelength and power, the maximum fiber - to - fiber gain of 10db, lossless operation current of 50 - 75ma for different input signal light wavelength and power, large extinction ratio ( > 50db ) and lower noise figure ( nf ) ( < 8db )

    與張瑞英博士一起，首次利用該種有源區結構制備出偏振不靈敏半導體光放大器，並在0 - 200ma注入電流范圍內獲得33nm的3db帶寬，在不同信號波長，不同信號功率0 - 200ma的注入電流范圍內，偏振相關損耗均《 0 . 9db ，在耦合差損為7db / facet的條件下，最大fiber - to - fiher增益達10db ，無損操作電流為50 - 70ma ，消光比達50db以上，而噪聲指數則低於8db ，最小可達4 . 6db 。
  5. Fibre optic interconnecting devices and passive components - basic test and measurement procedures - part 3 - 2 : examinations and measurements - polarization dependence of attenuation in a single - mode fibre optic device

    光纖互聯裝置和無源部件.基本試驗和測量步驟.第3 - 2部分:檢驗和測量.單模纖維光學裝置中天線偏振依賴性
  6. In this thesis, the basic theory of the passive microwave device has been analyzed. then novel characters are explored and investigated. i design two couplers and a splitter according to the engineering

    2 .詳細分析了帶狀線定向耦合器的原理，工程設計方法，並用cad設計軟體ads來設計製作了三段對稱與兩段非對稱的帶狀線耦合器。
  7. Passive optical fiber image transmission technology is a new image transmission technology which used optical fiber image transmission bundle as the relay image transmission device, its important advantages are that it can bend the light course, and can achieve to parallel and real - time planar image soft transmission in the case of passive observation, also it can greatly simplify the structure of long light course system, and reduce the volume of optical instrument, as well as the weight of equipment, so it has wide military and civil application future

    無源光纖傳像技術是一種應用光纖傳像束作為中繼傳像器件的新型的圖像傳輸技術，其重要優點是可實現光路彎曲及被動觀察條件下并行、實時的二維圖像傳輸，並可大大簡化長光路系統結構，減小儀器體積和重量，在軍事上和民用中均具有重要廣泛的應用前景。
  8. Filters, couplers and baluns are fabricated in the high frequency passive device integration regions

    濾波器、耦合器和平衡非平衡阻抗轉換器系製造在高頻被動元件整合區域內。
  9. In this paper, the electromagnetic problems of the passive feedback coils that restrain the vertical displacement of plasma in fusion device is discussed and the induced currents on the passive feedback coils, the eddy currents magnetic field and the electrical parameters of coils are also analyzed

    本文研究了聚變裝置中用於抑制等離子體垂直位移的被動反饋線圈電磁問題，分析了被動反饋線圈感應電流分佈、渦流磁場及線圈電氣參數等問題。
  10. To put into operation a large amount of non - linear load, make in harmony wave of rural power grids serious becoming in pollution, pass to rural local electric wire netting main in harmony analysis of wave source, put forward in order to restrain from insert rural power grids in harmony wave source voltage total in harmony wave distortion rate and the containing rate change last device number pulsating for increase of goal, increase the pulse of the current change device and install light specified value electricity active wave filter mix with passive wave filter near the harmonics source to control the wave in harmony

    摘要大量非線性負荷的投運，使農村電網的諧波污染日趨嚴重，通過對農村地方電網主要諧波源的分析，最終提出了以限制接入農村電網的諧波源的電壓總諧波畸變率和各次諧波電壓含有率為目標的增加換流裝置脈動數，以及在諧波源附近裝設小額定值的電力有源濾波器配以無源濾波器的混合型電力濾波方式，以進行諧波治理。
  11. Fiber bragg grating ( fbg ) is an optical fiber passive device and develops quickly in the last decade

    光纖光柵是近幾年發展最為迅速的光纖無源器件之一。
  12. Rfid technology is based on the simple idea that an electronic circuit in an unpowered, or “ passive, ” tag ? which requires no batteries or maintenance ? can be intermittently powered from a distance by a reader device that broadcasts energy to it

    射頻識別技術的基本原理很簡單，只是把電路裝在未通電（或稱被動式）的標簽上，既不需要電池，也無需維修。
  13. Passive warning device

    被動警告設施
  14. First, one type of sma - based passive energy dissipation device was developed to utilize pseudo - elastic property. then, according to the characteristic of response of the passive energy dissipation systems, adapting the bilinear restored force model, the mof shear type elastic - plastic time history analysis program is compiled. the vibration - suppressed is verified and vibration control mechanism of sma dampers is studied by time - history analysis

    首先利用sma的超彈性性能，設計了一種新型的耗能減震裝置；其次，結合耗能減震結構的動力反應特點，採用雙線性模型，編制了耗能減震結構串聯多質點體系彈塑性時程分析程序，通過對有控結構和無控結構的地震響應分析比較，檢驗了sma耗能器的被動控制效果，探討了其控制機理。
  15. According to the complicated electromagnetic transient state process of the passive feedback coils, a method that can be used to calculate the equivalent time constants and the electrical parameters are given in this paper. these parameters are important to the design of the device and the power system, and also provide the evidence for the experiment of controlling the plasma unstability

    針對被動反饋線圈電磁暫態過程的復雜性，給出了求解線圈等效時間常數和電氣參數的方法，這些參數不僅對裝置的設計和電源系統的設計是重要的，而且為控制等離子體垂直位移不穩定性的實驗提供了依據。
  16. Insulators leakage current has a close relationship with insulators contamination and humidity state, so it can provide an integrated reflection of the course of contamination flashover. the contamination flashover on - line monitoring device introduced in this paper predominates the insulators insulation degree by measuring leakage current, environment temperature and humidity. with the help of the device, an active partial aperiodic cleaning method will substitute the former passive general fixed cleaning method in order to prevent the contamination flashover to a larger extent

    本文所描述的防污閃在線監測系統通過直接測量絕緣子表面的泄漏電流及環境的溫度和濕度，經過數據處理、分析、判斷，達到對絕緣子絕緣狀況實時監測的目的，以此為依據變定期的、全面的、被動的清洗為不定期的、局部的、主動的清洗，最大程度地防止污閃事故的發生。
  17. Application to fiber and fiber cable, fiber active and passive device, cable tv, telecommunication, lan, etc. for high accuracy measuring power and attenuation of research, development, production, engineering and teaching

    廣泛應用於光纖通信開發，生產，工程，教學的光纖光纜，光有源無源器件的測試。
  18. Active passive device alignment

    主被動元件固定對準
  19. Basic passive device integration regions include capacitor, resistor and inductor layers

    基本被動元件整合區域包含電容、電阻和電感層。
  20. On the other side, the request of microwave communicating system becomes more and more critical to the performance of microwave passive device including coupler, splitter

    另外，在微波通訊系統中，越來越對耦合器、功分器等無源器件的性能有更高的要求。
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