紋波 的英文怎麼說
中文拼音 [wénbō]
紋波
英文
ripples-
Doing a measurement with your dmm in the acv position on your dc circuit will give a quick indication of any excess ripple on the supply when you don " t have a scope at hand
用數字萬用表的交流檔在直流電路上進行測量，將在供電端產生一個任意超額紋波的快速指示，如果手頭沒有示波器的話。Transmission characteristics for wave - guide with helical corrugation
螺旋波紋波導的傳輸特性Mudd s fall 2002 collection is bustin at the seams with the most fashion forward washes and styles including slubbed, flocked and crosshatched texturizing, whisker blasts, railroad stripes, lacing, and of course the dirtiest of denim
Mudd2002秋冬新季度以洗水線步召集最新潮流款式，包羅網紋、織紋、坑紋、波紋、喱士、流蘇，當然不可缺少二手騾布。The relationship between capacitance and corrosion conditions in the enlargement of tunnels justifies the latter competition mechanism the varied etching conditions were implemented by enhancing the passivating characteristics and viscosity, changing the a13 + concentration, temperature of etchants and current pulsation. passivating acid in the etchant is conducive to the instant passivation of exposed areas on the foil surface, and hence sustains the balance of competition between aggressive anions and passivators, providing pit nucleatiori sites continuously
通過侵蝕液中添加草酸、硫酸、乙二醇，改變侵蝕液al ~ （ 3 + ）濃度和電流紋波等方法，研究了不同的侵蝕條件對隧道孔形貌和比容的影響，結果表明：草酸和硫酸既保護了鋁箔表面又促進了隧道孔孔壁的迅速鈍化，增加發孔密度。The 1mhz fixed frequency switching allows for tiny external components and the regulation scheme is optimized to ensure low emi and low input ripple. an external resistor sets the full - scale led current, while two digital inputs control on / off and select amongst three levels of brightness. the circuit operates in 1x mode until just above dropout
工作在1mhz固定頻率，採用線性調制模式使輸入紋波大大減小;利用一個外部電阻可以設置滿量程led電流;外接兩個數字信號控制晶元開關並選擇led三級亮度中的一級;具有過溫、過壓/欠壓等保護功能，工作溫度范圍為- 40 + 85 。Second, the imaging model built here has taken into account the tilt modulation, the hydrodynamic modulation, and current modulations of radar cross section. consequently, it has realized the imaging simulation of four kinds of wakes with the same imaging model. third, the orbital velocity of ocean wave was considered as the basic dynamic factor, and the imaging model calculates the influence on raw data by the wave m ovement according to the orbital velocity
該模型的主要特點是： （ 1 ）它採用了三尺度復合表面模型的思想來計算海面的電磁散射，考慮了中等尺度波對紋波的進一步調製作用，彌補了傳統雙尺度模型的不足； （ 1 ）它考慮了海浪的傾斜調製作用、流體動力調製作用和流場對雷達截面的調製作用，實現了用統一的模擬模型對四種艦船尾跡特徵進行成像模擬； （ 3 ）它把海面長波的軌道速度作為基本的動態成分，並依此來考慮海面運動對sar回波信號的影響。Corrugate ripple mark
皺紋波痕Taking into account the boundary conditions, two results were gotten : 1 ) the nonlinear medium provides gain to small ripples which is beyond the bespalov - talanov cutoff spatial frequency ; 2 ) large ripples can also get large gain
而考慮邊界條件以後，出現了這樣兩個特徵：在b - t理論截止頻率以外的一些小紋波依然有一定的增益；同時大紋波也有較大的增益。Then the nonlinear coupled electromagnetic and electron motion equations were obtained from the lorentz equation. and numerical calculation and analysis of cold cavity by pic software were applied to analyze the both hot and cold dispersion characteristic of this waveguide
接下來，從電子運動方程出發得到了自洽非線性方程組，通過一階線性近似導出了螺紋波導中注波互作用色散關系，從中分析該波導超寬帶特性。Chaotic switching modulations introduce low - frequency harmonic spectrum of output voltage as random switching modulation. in some case, low - frequency noise ripple offset the effect chaotic switching modulations reduce the level of emi. it indicates that the ccfmfd integrates the advantages of spreading harmonic power at the multiples of the switching frequency and not introducing significant noise ripple at low - frequency range. among all chaotic switching modulations, the ccfmfd is considered as the best choice in applying to dc / dc converter
與隨機調制模式相同，混沌開關調制模式也引入輸出低頻噪聲紋波，有些情況下低頻噪聲紋波可能抵消混沌開關調制降低emi水平的效果。分析表明： ccfmfd模式具有較好的降低emi水平和引入較小低頻紋波的優點，可以作為混沌調制模式較佳的選擇。3. with fourier decomposition, the main component of pulsating torque, torque ripple is studied. it can be determined that torque ripple is caused by harmonic order 6n under the usual common conditions
3 、對造成轉矩脈動的主要成分轉矩紋波進行諧波分析，得出在一般假設情況下，無刷直流電動機系統的轉矩紋波由電磁轉矩的6n次諧波造成的結論。Firstly, the whole scheme of the transducer is designed, the transducer includes capacitance / voltage converting, ripple - control capacitor switching, magnify - multiple switching, a / d converting, singlechip, photoelectric isolation and rs - 485 serial communication, etc. the measurement of microcapacitor is the key technology of transducer
首先對變送器部分進行了整體的方案設計，變送器由電容/電壓轉換、紋波控制電容切換、放大倍數切換、 a / d轉換、單片機、光電隔離和rs485串口通訊等幾部分組成。The typical performance characteristics include : line and load transient response, efficiency, output voltage ripple, quiescent current, maximum load current, output voltage temperature characteristics and the short
其中，整體模擬指標包括:晶元線性調整率和負載調整率、轉換效率、輸出電壓紋波、晶元靜態電流、最大負載電流、輸出電壓溫度特性及短路負載電流。Low dissipation factor, high ripple current
低損耗角正切，高紋波電流。Analysis and testing of dispersion characteristics in a corrugated - wall waveguide
波紋波導色散特性的分析與測試A soft, short - napped fabric with a twill weave, made of wool, cotton, rayon, or silk
起絨織物一種柔軟、起短絨並有斜紋波浪的織物，用羊毛、棉、人造纖維或絲製成However, psm also have some disadvantages, for example, the output voltage ripple is large at light load and the system maybe produce radio frequency noise
但psm也具有不可避免的缺點:輕載時輸出電壓紋波較大，且易引入音頻噪聲。Dispersion analysis of three - fold helical rippled waveguide for 8 mm gyro - twt and gyro - bwo
迴旋行波管和返波管的三折螺旋波紋波導色散分析2. develop a new numerical fast method to calculate the cold character of rbwo which is named impulse method
2 、發展了一種計算波紋波導的冷腔特性的快速數值演算法脈沖響應法。The author of the dissertation pay a lot efforts to focus on designing the dual - loop control circuit based on optimized psm, include : 1 ). researched the relationship of input and output voltage and output valtage ripple, when psm operate in continuous current mode and discontinuous current mode respectively. what we have done will direct psm apply to converter
本文在psm調制理論的基礎上，設計基於優化psm調制模式的雙環控制電路，主要包括以下幾個方面內容: 1 ）對psm調制模式分別在連續和斷續工作模式下的輸入輸出電壓關系以及輸出電壓紋波進行研究，以期指導psm調制模式在變換器中的應用。分享友人