振蕩型 的英文怎麼說
中文拼音 [zhèndàngxíng]
振蕩型
英文
mode of oscillations-
Secondly, we make an in - depth study and analysis in allusion to the given oscillatory circuit - butler common base harmonic circuit. the detailed analysis of the dynatron which is the main noise source in the oscillatory circuit is also made, including how excitation affects the dynatron and crystal
然後針對特定的振蕩電路結構-串聯型巴特勒共基振蕩電路-進行深入的研究和分析,並對主振電路中主要的噪聲源-三極體進行的深入分析,包括激勵對三極體及晶體的影響。Cold - water meters - fluidic oscillator type
冷水表.射流振蕩器型V pattern ( 53. 9 % ), its isis varied continuously from big to small, then from small to big and form a gently inflexion in the trough. reversal n pattern ( 25
9 ,在這種型式的振蕩中, isi逐漸由大到小又由小到大依次連續變化,且isi在波谷處形成一個較平緩的拐點;倒n形佔25High power radial reflex klystron oscillator with virtual cathode
新型高功率虛陰極徑向反射速調管振蕩器Radial klystron oscillator driven by intense relativistic electron beam
新型高功率徑向強流速調管振蕩器In the non - coaxial bwo of l - band, the radius of the slow - wave structure is very large, and the volume and weight of the guiding - magnetic system are also very large. thus, the non - coaxial bwo of l - band is bulky and lumbersome and is inconvenient for real application
若採用非同軸相對論返波振蕩器實現l波段的微波輸出,則要求慢波結構的平均半徑很大,導引磁場系統的體積和重量會變得較大,這給器件的小型化帶來了很大的困難。During flood years, the center of negative anomaly is around ural mountains, the center of positive anomaly is around high - latitude of east asia and another negative and positive center are over okhotsk sea and the north - west pacific, respectively
通過對夏季旱澇等級指數的morlet型和mexicanhat型小波變換分析,發現山東夏季旱澇指數主要存在著2 5年和7年左右的周期振蕩。In order to verify the accuracy, credence and effectiveness of the unstructured overset grid algorithm, steady and unsteady flow field of naca0012 airfoil are simulated. the unsteady flow field is caused by the oscillation of the airfoil. the two computational results are both compatible well with the experimental data
為了驗證非結構重疊網格方法的正確性、可靠性和有效性,本文對基於非結構重疊網格的naca0012翼型的定常流場以及簡諧振蕩的非定常流場進行了數值模擬,均取得了與實驗數據符合良好的結果。And finally, with hllc and lax - friedrichs type approximate riemann solver for discretising conservative equations and a nonconservative equation, a simple accurate and fully eulerian numerical method is presented. compared with the numerical results of hll scheme, the hllc scheme has a high resolution for shock waves and avoiding the nonphysical oscillation of the hll scheme
最後用lax ? friedrichs格式及hllc格式作為通量函數對守恆一維euler型方程組進行了離散,並將數值模擬結果和saurel的hll格式模擬結果進行了比較,發現:在兩相流數值模擬過程中,相對來說hllc格式對激波的解析度最高,結果最穩定,避免了hll格式在間斷處的非物理性數值振蕩。These models have enough precision in subsynchronous oscillation ( sso ) problem analysis
這種模型對于分析次同步振蕩( sso )問題,具有足夠的精度。Then the different behaviors between fixed series capacitor and tcsc are compared aiming at ssr, when they are individually applied to typical model of ieee second benchmark on subsynchronous resonance
繼而以ieeesecondbenchmarkonsubsynchronousresonance典型模型為例,比較了固定電容串補與可控串聯補償在模型系統中針對同步發電機次同步振蕩這一行為所造成的差異表現。On account of the low q - factor and small tuning range of the p - n junction varactor, the inversion - mode mos varactor is used in the lc voltage controlled oscillator in this thesis. the simulation results show that the designed lc voltage controlled oscillator has 15 % tuning range
3 .由於lc壓控振蕩器中的pn結變容管品質因數低、調諧范圍小,本次設計的lc壓控振蕩器採用了強反型mos變容管,模擬結果表明,所設計的lc壓控振蕩器具有15 %調諧范圍。Compound pattern ( 6. 4 % ), its scatter map of isi series displayed two or more oscillation patterns. 4. after the bath in 1. 8 - 3 u mol / l veratridine, touch or pressure on the l5 receptive fields could trigger some primary silent drg neurons to produce high - frequency firing, termed triggered oscillation, whose interspike intervals ( isi ) showed u - type or other types of oscillations
在部分靜息神經元lsdrg浸浴壹蘆堿后,觸壓該神經元的皮膚感受野,可以觸發產生持續數秒至數十秒的高頻放電,在散點圖上,其isi序列形成u字形或彌散形等型式的振蕩,稱之為觸發振蕩。Firstly, i provide a brief review of the previous achievements and investigations on the low - dimensional quantum devices and semiconductor superlattice, in which some principal theories such as bloch oscillations, wannier - stark ladder, zener tunneling and related progress in experiments are introduced
首先綜述了過去三十年低維量子器件與半導體超晶格的發展與相關研究,介紹了bloch振蕩、 wannier - stark臺階、 zener隧穿等關鍵理論以及相關實驗方面的進展,並引入簡化模型:緊束縛模型與單帶模型。Microwave assembly detail specification for model wfz816a voltage controlled oscillator
微波組件wfz816a型壓控振蕩器詳細規范Microwave assembly detail specification for model wfz1006 phased locked dielectric resonator oscillator
微波組件. wfz1006型鎖相介質振蕩器詳細規范Aim to eliminate the influences of backlash nonlinear characteristics, a second generation adaptive pid controller based on single neuron is given. the result of simulation and the debug of actual digital servo system shows that the controller can effectively get rid of the sustained oscillation of the system caused by the backlash characteristics, and can improve the system accuracy
隨后,採用改進型單神經元自適應pid控制器來消除間隙非線性對系統的影響,模擬結果表明所採用的方法能有效消除間隙特性引起的系統自振蕩,並且能夠提高系統的跟蹤精度。An experimental setup has been designed and built up through a collaboration program between cryogenics laboratory in zhejiang university and limsi - cnrs ( france ). the system employs the inherently reversible stirling cycle, and then its thermodynamic efficiency can easily surpass that of standing - wave system and is even comparable to that of the traditional internal combustion engines
在充分理解工作機理的基礎上,與法國國家科研中心limsi實驗室合作,設計並建成一臺行波型熱聲驅動器實驗裝置,進行了初步實驗,以氨氣和氮氣為工質,成功地獲得了頻率分別為66hz和23hz的熱聲振蕩。Firstly, the oscillator theory was researched as the base of the design of oscillator - type aia in this paper. the derivation of oscillation condition and stability condition were given ; at the same time, the cavity modeling theory of microstrip antenna was studied, which gave the relation between the size of microstrip antenna and the resonate frequency and that between the size and impedance of microstrip antenna
首先,針對本文所討論的振蕩型有源集成天線,作為理論基礎,進行了振蕩器理論的研究,推導出有源集成天線的振蕩條件和穩定條件;同時利用空腔模理論,給出了天線尺寸與諧振頻率和輸入阻抗的關系。In this thesis work, a 1 - d hydraulic transient model and a 2 - d compressible flow model with the large eddy simulation approach have been applied to analyse the hydrodynamic process of the unsteady separated flow. prototype observation data of gezhouba shiplock no. 3 has been used to verify the computational results. it has been found that two different types of flow regime - stably - varying and strongly - oscillating regimes - could occur in the radial gate tunnel
本文採取將一維非恆定流模型與二維可壓縮流一大渦模擬模型相結合的方法,分析了急變分離流的水動力學特性,並利用葛洲壩三號船閘的原型觀測資料驗證了數值模型的可靠性,發現閥門段存在平穩變化型和劇烈振蕩型兩種不同的流態,並詳細計算、分析了它們的流動特徵分享友人