阻抗率 的英文怎麼說

中文拼音 [zǔkànglǜ]
阻抗率 英文
unit area impedance
  • 阻 : 動詞（阻擋; 阻礙） block; hinder; impede; obstruct
  • 抗 : Ⅰ動詞1 （抵抗; 抵擋） resist; combat; fight 2 （拒絕; 抗拒） refuse; defy 3 （對等） contend with...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 阻抗 : [電學] impedance
  1. In this thesis, the author analyses the deficiency in detecting and controlling function of the computer detecting and controlling system utilized in present transforming station. the strategy of design of software on operation and direction of 5 00kv transformer station is presented. it points out that we can deduce the mathematic analytical formula using the current, voltage and power of two terminals of transmission line as input. on this basis, we do realtime calculation of 500kv transmission line ' s parameter. we can also deduce the linear analytical formula of three - winding autotransformer ' s resistence using its current, voltage and power as input. the corresponding software is programmed on this basis

    論文提出以輸電線路本端和對端電流、電壓、功率作為輸入量，導出了超高壓長線的波阻抗和傳播常數的數學解析式，在此基礎上進行了500kv輸電線路實時參數計算；提出以三繞組自耦變壓器的電流、電壓、功率為輸入量，導出了自耦變壓器繞組的電阻、電抗的線性解析式並進而對變壓器的實時參數進行計算；在此基礎上編制了相應的軟體。
  2. In the work, it was systemically studied that the effects of two suggested modifying ways on electrochemical characteristics of lithium metal electrode and its behaviors in lithium cell. finally, the action mechanisms of these two modifying ways were analyzed. through the study on pretreatment effects of different cyclic ether on lithium electrode, it was found that 1, 4 - dioxane ( doa ) and 1, 3 - dioxolane ( dol ), both could form a favorable passivating sei film on lithium electrode surface through

    研究不同環醚對鋰電極的預處理作用發現， 1 ， 4 -二氧六環（ doa ）和1 ， 3 -二氧五環（ dol ）對金屬鋰電極的表面預處理均可以在金屬鋰表面形成一層良好的sei鈍化膜，對鋰金屬電極起到了保護性作用，使鋰電極具有較小的界面阻抗，有效地提高了金屬鋰電極的充放電循環效率，改善了鋰金屬電極在循環過程中的表面形貌;而doa和dol對金屬鋰電極的表面預處理，不會明顯的影響鋰電極的動力學性能。
  3. In this article based on vibration theory of the flexural plate, the frequency equation, the equivalent mass and radiation impedance are derived and further, design theory is introduced

    本文從薄圓板彎曲振動理論出發，推導了這種階梯圓盤的頻率方程、等效質量、等效彈性和輻射阻抗，並進而提出了這種階梯圓盤的一般設計方法。
  4. It is possible for the feed system to have a low impedance, looking downstream from the pressure source at a certain frequency.

    在壓力源下游，供應系統在某一頻率下可能有一低的阻抗。
  5. An ideal transformer, voltages are transformed in the direct ratio of turms, currents in the inverse ratio, and impedances in the direct ratio squared ; power and voltamperes are unchanged

    理想變壓器電壓與匝數成正比，電流與匝數成反比，阻抗與匝數平方成正比，功率不變。
  6. The basic principle and method of 3d stochastic modeling of sedimentary microfacies are discussed according to geological and acoustic impedance data of well - logging constrained seismic inversion, and a case study according to stochastic modeling of fluvial facies reservoir of the minghuazhen formation of neocene in a certain block of bohai bay basin is used to show the general process of this research

    摘要探討了綜合應用地質及測井約束地震反演信息進行三維沈積微相隨機建模的基本原理、思路與方法， ?以渤海灣盆地某區塊新近系明化鎮組河流相儲層?例，說明這一研究過程的基本步驟，包括井眼沉積微相解釋、測井約束地震反演、波阻抗與地質相的概率關系分析、隨機模擬方法選擇、地質統計特徵分析、三維隨機建模、隨機模擬預測的多解性評價。
  7. The chemical composition and microstructures of the insulating thin films prepared by different methods were analyzed by x - ray diffraction ( xrd ) and scanning electron micrograph ( sem ) ; other properties such as electric resistance, the breakdown field strength and dielectric properties were evaluated using high resistance meter, voltage resistance meter and precision impedance analyzer respectively

    採用x射線衍射儀（ xrd ）對表面絕緣薄膜的物相組成進行了分析，掃描電子顯微鏡（ sem ）對表面絕緣薄膜的微觀結構進行了研究，並用絕緣電阻測試儀、耐壓測試儀和精密阻抗分析儀分別對絕緣膜進行絕緣電阻率、擊穿場強和介電性能的測試。
  8. The factors which affect the spl : the square measure of diaphragm, the amplitude of vibration, magnetic field intensity, power, impedance, resonant chamber, the pattern and the thickness of diaphragm, and the holes

    音量會影響聲音大小的因素:膜片面積，振幅，磁場強度，功率，阻抗，音腔大小，膜片花紋/厚度，開孔
  9. This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer

    用java編程語言編寫的曲線擬合模塊，對輸入的實驗數據進行了最小二乘法的曲線擬合；根據曲線擬合結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中分離出磁致伸縮換能器鐵芯在無激勵電流時由機械振動形成的等效輸入阻抗，並由此輸入阻抗確定磁致伸縮換能器的諧振頻率及電氣模擬網路參數。本課題提出的方法與傳統的諧振?反諧振法相比，能更準確地確定磁致伸縮換能器的諧振頻率及其電氣網路參數。同時，採用當前比較先進的web技術，實現了基於jsp的磁致伸縮換能器web電氣模擬系統，該系統具有良好的人機界面和資源共享、信息發布功能。
  10. Standard test method for impedance and absorption of acoustical materials using a tube, two microphones, and a digital frequency analysis system

    管子雙擴音器和數字頻率分析系統用傳聲材料的阻抗和吸收的試驗方法
  11. Acoustics. testing of architectural acoustics. determination of sound absorption coefficient and impedance in a tube

    聲學.駐波管法測定標準入射角聲阻抗和吸音率
  12. The elements of the reduced - jacobian matrix are functions of some parameters of the system. for example, effective short ratio, power base ratio, coupling impedance and load flow of the system. for single - infeed hvdc system with a parallel ac line, computer simulations using power system analysis software package ( psasp ) were performed

    用一種簡單的方法可以求得降階雅可比矩陣，由於降階雅可比矩陣的元素都是交直流混合系統中一些參數的代數函數，如有效短路比、功率基準比、連接阻抗和系統潮流等，因此，矩陣的特徵值也與這些參數相關。
  13. Since the variational method is useful for determining characteristic quantities such as resonant frequency and impedance, it is mainly used in this thesis

    變分法在確定諸如諧振頻率和阻抗等特徵量方面非常有效，因而本文主要採用了變分法。
  14. In vivo measurement of the rabbit brain impedance frequency response and the elementary imaging of electrical impedance tomography

    在體兔腦組織電阻抗頻率特性測量及電阻抗斷層成像
  15. In the part of thesis ' s design, we calculated the frequency characteristics, radiation characeristics and resistance characteristics of outboard - driven flextensional transducer, and optimized the size of structure

    在論文的設計部分，對外部驅動的彎張換能器的頻率特性、輻射特性及阻抗特性進行了詳細的計算，對結構尺寸進行了設計優化。
  16. Unit area acoustic impedance

    聲阻抗率
  17. Specific acoustic impedance

    聲阻抗率
  18. Code for measurement of sound - absorbing coefficient and specific acoustic inpedance of standing - wave

    駐波管法吸聲系數與聲阻抗率測量規范
  19. Measurement of sound - absorbing coefficient and sound - resistance rate by method of standing wave tubes

    駐波管法吸聲系數與聲阻抗率測量規范
  20. To provide a method that can be used to predict single or multi - layered microperforated panel ( mpp ) performance precisely, especially when the mpp has holes of different diameter and irregular shape

    摘要提出用實驗測得含不同孔徑孔的微孔板聲阻抗率來預測由其形成的單層或多層微孔板的吸聲特性，並用傳遞矩陣法來預測該微孔板的各種組合結構的整體吸聲性能。
分享友人
分享到 Line

分享到臉書