high impedance 中文意思是什麼

high impedance 解釋
高阻抗
  • high : adj 1 高的〈指物，形容人的身高用 tall〉；高處的；高地的。2 高級的，高等的，高位的，重要的。3 高尚...
  • impedance : n. 【物理學】阻抗。 acoustic impedance聲阻抗。
  1. To achieve the high impedance required specially designed "electrometer" vacuum tubes, field effect transistor must be used in the input stage.

    為適應高阻抗需要，儀器輸入電路中須用特殊設計的靜電計專用電子管、場效應晶體管。
  2. A high impedance coupling device will limit loading.

    一個高阻抗的耦合裝置將限制負載。
  3. No, bishop is using at least four high - impedance jammers

    不能，畢曉普使用了至少四個高電阻阻塞干擾器
  4. Since the secondary winding is normally operated into a high-impedance circuit, the secondary current is quite small.

    因為次級繞組通常輸入高阻抗的電路，因此次級電流很小。
  5. Arduino ( atmega ) pins configured as input are said to be in a high - impedance state

    介面如設置為input輸入模式將導致該介面處于高電阻狀態。
  6. Assuming the loop is known to be only a single straight segment of 26awg cable, there is no additive loop or afe noise, and the remote - end is terminated by a high - impedance load for all frequencies, figure 5 shows the resulting selt performance

    假定已知環路只有一個單個的直段26awg電纜，沒有附加的環路或者afe噪聲，對所有的頻率遠端通過一個高祖抗負載終止，圖5給出了selt的性能結果。
  7. Long - pulse high - impedance intense e - beam diode

    長脈沖高阻抗強流電子束二極體
  8. 2pf high impedance probe

    高阻抗探頭
  9. Probe, and one high impedance probe - are all matched to the 50 inputs of

    一個是磁場探頭，一個是電場探頭，還有一個是高阻抗探頭。
  10. However, some unique geographical characters, such as fire grounding, bamboo grounding and treetop grounding, can cause single phase high - impedance grounding fault frequently. since the voltage drops down very little and the voltage among three phases keeps symmetric, this fault increases the difficulty of the check on this fault

    然而，由火焰接地、毛竹接地或樹梢接地等原因引起的單相高阻接地故障，由於電壓降小、三相線間電壓依然幾乎對稱，從而增加了高阻接地檢測的難度。
  11. When this fault is cutted off and the breaker is reclosed, this scheme ca n ' t start by mistake. the availability of this scheme is proved with matlab test. the single phase high - impedance grounding fault is settled properly

    Matlab模擬分析證明了該方案耐受過渡電阻的能力強，在故障切除和重合閘時不會因出現的暫態信號而誤啟動，不受系統振蕩、頻率偏差的影響，克服了常規保護靈敏度不足的缺點，較好地解決了單相高阻接地故障的難題。
  12. Two design plans and structure charactristic of high impedance transformer are introduced. its charactristics are compared. its structure is analyzed

    摘要介紹了高阻抗變壓器的結構特點及兩種結構的設計，並對其進行了性能比較和結構分析。
  13. The high - impedance probe

    高阻探頭
  14. Firstly, we analyze the transient and steady character of single phase high - impedance grounding fault. secondly, based on wavelet analysis on checking mutational signal and direction high frequency protection theory, utilizing zero sequence current and module current, this paper provides a new scheme including fault starting element, fault phase selection element, directional element and main criterion. this scheme can bear high impedance and is immune to system surge and frequency warp, which gets over the shortcoming of the lack of sensitivity

    由於現有的保護方案無法快速有效地切除此類故障，本文在詳細分析了單相高阻接地故障的穩態和暫態特性的基礎上，從小波分析原理出發，利用小波變換檢測突變信號的原理，以零序電流、模電流等為研究對象，結合方向高頻保護的原理，設計了一套包含啟動元件、選相元件、方向元件、主保護的保護新方案。
  15. In order to improve the circuit ' s input impedance, which is affected by insulating resistance of electrode leading wire, terminals and printed circuit board, electrode is connected to the meter through insulating wire of high impedance which is directly welded in the printed circuit board with insulating ring. the deviation of electrode is corrected by software and the algorithm is given

    使用高阻絕緣線連接電極，並將高阻絕緣線直接焊在加有絕緣環的印刷線路板上，從而消除電極引線、接線端子和印刷線路板漏電對放大電路輸入阻抗的影響；軟體校正電極偏差，並給出校準演算法。
  16. Diode switches or voltage controlled varactors implement dual - band resonators such that they can offer low impedance at the second harmonic of each frequency band, while, in some cases, presenting high impedance at the fundamental frequency as an rf choke circuit

    利用二極體開關或電壓控制變容器實施雙頻共振器以提供在雙頻操作中每一個頻段之二階諧波的低阻抗，同時在一些實施例里也提供主頻段的高阻抗、兼具有射頻阻塞電路作用。
  17. Parallel rlc. 2 complex poles. presents high impedance ( r ) at resonance which is at 1 / ( 2 * pi * sqrt ( l * c ) ). impedance decreases away from resonance

    並聯電阻電感電容。可獲得兩個復雜的極點。在諧振點獲得高阻抗，然後離諧振點越遠阻抗越低。
  18. In order to drive a high impedance load such as hpm sources, it is necessary to commutate fcg ' s long pulse width, high - current and low voltage pulse to a short pulse with high voltage

    為用fcg驅動象hpm源這樣較高阻抗的負載，必須使用脈沖功率調制電路把fcg產生的低電壓、大電流、上升時間長的電壓脈沖轉化為高電壓、上升時間短的脈沖。
  19. This choke must be large in value, and provides a relatively high impedance at audio frequencies

    這一扼流圈必須有足夠大的容量，並能在音頻內提供相對高的感抗。
  20. The probe is of very high impedance near the insulation resistance of the printed circuit material and is loading the test point with only 2 pf 80 at 1 ghz

    接近印製電路板材料的絕緣電阻，並且在測試點僅載入
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