phase characteristic 中文意思是什麼

phase characteristic 解釋
相位特性,相特性,相頻特性
  • phase : n 1 形勢，局面，狀態；階級。2 方面，側面。3 【天文學】（月等的）變相，盈虧；【物、天】相，周相，...
  • characteristic : adj 有特性的；表示…特性的，…特有的。 Japan s characteristic art 日本特有的藝術。n 特性，特徵，性...
  1. After molting three times, the zoea enter the mysis stage during which they begin to look more like adult shrimp and swim in a characteristic fashion with head and tail pointed downwards at right angles and occasionally performing a sudden retrograde jumping action. this is known as the inversion state, the fry being suspended upside - down in the upper middle region of the pond water. this is, therefore, also called the " inverted suspension phase "

    眼幼蟲脫第三次即進入糠蝦期幼蟲期mysis stage ，此期之體形已略成蝦之狀態，且具特有之游泳姿態，即頭部及尾部均向下，成一直角彎曲而時作向後跳躍游動，又因成倒立狀態，懸浮於水中的中上層，又叫倒吊期，此期幼蟲對外界的環境因素，如水溫鹽分等變化，比前兩期來得更具適應力，主要餌料為豐年蝦brine shrimp的幼蟲，但其他大小略同的動物性浮游生物，如橈腳類copepoda輪蟲類rotifera均可。
  2. Considering to the continuous rigid - frame bridge construction characteristic, putting forward the idea of reverse to optimize prestressed steel. according to different construction phases, the paper gets the formual of the cantalever phase, join two section of a bridge phase and the vertical prestressed steel, and works out corresponding program

    考慮大跨徑預應力混凝土連續（剛構）橋施工的特點，提出了基於倒裝方法的預應力靜定束、合龍束以及豎向束的優化設計理論，並編制了相應的計算程序。
  3. The traditional analog frequency - sweeping instrument, which mostly uses the lc circuit as the frequency oscillator, is more expensive, too much bigger and heavy to carry. it can only display the curve of amplitude - frequency, but ca n ' t used to measure the phase - frequency, and ca n ' t used to print the curve of frequency response characteristic either. it brings many discommodity to the user

    傳統的模擬式掃頻儀大多是用lc電路構成掃頻振蕩器，它不僅價格昂貴，體積龐大，而且只能顯示幅頻特性曲線，不能得到相頻特性曲線，更不能列印被測網路的頻響曲線，給使用者帶來諸多不便。
  4. 1. characteristic properties of the plasma membrane h + - atpase 3 - d - old seedlings of etiolated mung bean ( vigna radiata l ) were harvested and the hypocotyls ( 1 - 2 cm in length ) under hook were used to prepare the plasma membrane vesicles by means of aqueous two - phase partition

    綠豆下胚軸質膜h ~ + - atpase基本特性的研究黑暗條件下生長三天齡的綠豆黃化幼苗，取彎鉤下1 - 2cm長的下胚軸，機械法破碎組織，兩相分配法分離、提取和純化質膜。
  5. The imposition of a curved phase characteristic reduces the peak amplitude of the waveform.

    曲線形相位特性減小了波形振幅峰值。
  6. The characteristic quantity ( like the " transfer number " defined in this thesis ) that describes the higher period orbits forms a sequence of phase - locked steps on the plane formed by it and the control parameter. all the phase - locked steps form a so - called prelude phase - locking staircase to type v intermittency

    描述這些過渡高周期軌道的特徵量（如本文定義的穿越數）在這個特徵量和控制參量構成的平面上形成一系列鎖相臺階，所有的臺階構成所謂的v型陣發前奏階梯。
  7. A novel phase - shifted zero - voltage and zero - current switching pwm dc / dc full - bridge converter is presented in this thesis, which is based on the groundwork of summarization of the development of power electronics in recent years and lucubration in theoretical basis of modern high frequency soft switching power convert technique and analysis of operation principle, characteristic of the circuit and inherent drawbacks of the traditional phase - shifted zero - voltage switching pwm dc / dc full - bridge converter

    本文在對近年來電力電子學科的發展高度綜述和對現代高頻軟開關功率變換技術理論基礎深入研究的基礎上，對傳統的移相控制zvspwmdc dc全橋變換器的工作原理、電路特性、存在的缺點進行了分析，在此基礎上提出了一種改進型的移相控制zvzcspwmdc dc全橋變換器。
  8. The characteristic of nematic phase is orientation order of the molecule long axis

    向列相的特徵是分子長軸取向有序，可用標量序參量s表示。
  9. There is great change of negative current component when it happens the line - open fault. it is marked as the occurrence of the fault. and it can be concluded the phase characteristic of negative current in the line. in the transient course, there are plenty of harmonics in the fault line. through the transient analysis, it is drawed that the amplitude of each harmonic in fault phase is greater than other phases. harmonic current in fault line is far greater than other normal lines

    發生斷線故障以後，線路中會出現負序電流的突變，可以作為故障啟動判斷的標志，並且通過分析得出了故障時負序基波電流的相位特點。在故障暫態過程中，故障電流中含有大量豐富的諧波成分，各次諧波在故障期間有突變，並且衰減很快。
  10. Iir filters are a kind of digital filters with recursive structure and are primarily used for high data throughput applications that can tolerance phase distortion and require a sharp cut - off characteristic

    本文討論的iir濾波器是一種遞歸結構的數字濾波器，主要用於能夠容忍相位失真而要求具有良好的衰減特性的高數據處理量的系統中。
  11. Especially, the characteristic of even - harmonic mixer is analyzed and design technique to control the phase characteristic of the mixer is presented. the mixer circuits are designed ; the results of simulation and experiment test are compared and analyzed

    討論了利用eda工具的電路設計技術，利用hpads 、 ansoft軟體完成了電路設計、模擬和製作了上述器件，並把電路模擬和場模擬以及測試結果進行了比較和分析。
  12. Liaoning snowfall is a process of rain followed by snow. both liquid phase and ice phase are abundant so that it has mixed - phase characteristic

    遼寧的寒潮大風雪天氣為雨轉雪過程，液相、冰相粒子均很豐富，也具有混合相雲物理特徵。
  13. The non - aliasing frequency and non - ambiguous 2 - d angles is obtained by the phase characteristic of eignevalue and integral search method in this dissertation, an algorithm of spatio - temporal 2 - dspectra estimation based on 4th - order cumulants was introduced and used to realize a prototype scout, a calibration algorithm in the wide - band array system is proposed

    本文主要介紹了基於四階累積量的時-空二維譜估計演算法，並以此為基礎來實現時頻空三維偵察機；寬頻段陣列系統各種誤差參數的校正演算法，實驗系統的硬體驅動程序的開發和應用軟體的開發。
  14. According to the relational expression of torsional vibration of the measuring point on crankshaft and the excited moment of each cylinder of internal combustion engine ( ice ), the working condition of each cylinder was monitored and the fault of cylinder - scoring was diagnosed using the amplitude and phase characteristic of 0. 5 order torsional vibration

    摘要依據內燃機軸系測點扭振與各缸激振力矩的關系式，利用0 . 5諧次扭振的幅值與相位特性，進行內燃機各缸作功狀態監測和拉缸故障診斷。
  15. In part of theory research, the author points out that the scarcity of capitals is an primarily cause that leads developing country to poverty, while the financial restraints result in lack of capitals and unreasonable resources deploying, and the main measures to break vicious cycle of poverty is lift the financial restraints and improve the investment efficiency. subsequently by analyzing the phase characteristic and its practice course of our country ' s help - poverty policy, the author induces the basic deficit. and by analyzing international help - poverty loan policy especially little help - poverty loan, the author points out that our country ' s help - poverty policy must obey the credit principle and design a direct credit loan transfer system specially aiming at the poor and pay more attention to the development of human resource of the poor

    在理論研究部分，作者指出，資本稀缺是導致發展中國家貧困的重要根源，而金融壓制是造成資本缺乏和資源配置不合理的主要原因，解除金融壓制、改善投資效率是打破貧困惡性循環的主要途徑；繼而通過分析我國信貸扶貧政策的階段性特徵及其實踐歷程，分析了我國信貸扶貧政策及其實踐的基本缺陷；進而通過國際扶貧信貸扶貧政策特別是小額信貸政策的分析與借鑒，作者提出，今後我國的信貸扶貧政策，必須堅持信用的基本原則、必須設計一個直接和專門針對窮人的信貸傳遞系統，注重對窮人人力資源的開發。
  16. Frequency - phase characteristic

    相頻特性
  17. Considering the nonlinear difference of the gain and phase characteristic in solid state power amplifier ( sspa ), a parallel but imbalanced predistorting adjuster is used and the hardware cost can be reduced

    考慮到固態功率放大器（ sspa ）幅度和相位非線性特性的差異，該系統採用幅度和相位不平衡調節的射頻預失真結構，降低了硬體成本。
  18. For the non - minimum phase characteristic of hydraulic turbine power set, this paper proposes and analyses the tracking - differentiator ( td ) with invariable tracking time based on the idea of arranging the transient process

    針對水輪發電機組的非最小相位特性，基於設置過渡過程的思想，在傳統的pid控制器的基礎上應用改進的td設置合理的過渡過程，有效的減小了非最小相位中的反調。
  19. Amplitude phase characteristic

    振幅相位特性
  20. Logarithmic gain phase characteristic

    對數增益相位特性
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