頻率分裂 的英文怎麼說
中文拼音 [bīnlǜfēnliè]
頻率分裂
英文
frequency splitting-
Ceviar living cells, which undergo devision 200 times faster than normal cells, contain a great variety of activated factors that stimulate fission of both organism and cells, and regeneration of cells, improving micro circulation and supply of nutrients, reducing melanin, and thus growing vitality and skin springiness, resulting from less wrinkles and shrinking pores
魚子活細胞有旺盛的生命力,它的細胞分裂頻率比成熟細胞強200倍,內含多種活性因子,可啟動人體組織細胞的分裂和活化,刺激老化細胞更新再生,改善微循環,淡化黑色素,其高分子蛋白質有效的補充人體細胞和皮膚細胞的養份,增強機體活力和皮膚的彈性,修護鞏固基底層細胞組織達到去除皺紋、收緊毛孔、提升皮膚的顯著美容效果。According to the m1l - std - 883c standard of thermal cycle loading, the delamination propagation rates at the interface between chip and underfill were studied experimentally by using c - mode scanning acoustic microscope ( c - sam ) for two types of flip chip packages with different states of solder joint
採用mil - std - 883c標準,通過溫度循環實驗,使用高頻超聲顯微鏡( c - sam )無損檢測技術,測量了在不同焊點狀態下, b型和d型兩種實際倒裝焊封裝晶元與底充膠界面分層裂縫傳播速率。Spontaneous emission can be totally suppressed or strongly enhanced depending on the relative position of the resonant frequency from the edge of the photonic band gap and the photonic mode density. several novel phenomena can be obtained. the spontaneous emission displays an oscillatory behavior, classical light localization, photon - atom bound state, nonzero steady - state population and anomalously large vacuum rabi splitting. and localized mode associated with a defect site in an otherwise perfect photonic crystals, acts as a high - q micro - cavity
通過原子上能級與光子頻率帶隙邊緣的相對位置或者光子態密度,可以抑制或增強原子的自發輻射。分析並得到了一些奇異的現象,如自發輻射的諧振子行為、光的局域、單光子?原子局域態、上能級中存在非零穩態原子布居數、類似於真空中的拉比頻率分裂等。Partial chromosomes happened abnormally during pollen mother cells meiosis, which included chromosome chain, chromosome loop, lagging chromosome and chromosome unequal distribution
麗? 2號花粉母細胞在減數分裂期染色體行為發生了異常,出現較高頻率的染色體鏈及少部分的染色體環和落後染色體。Abstract : the paper presents the study on problems of self - excitation , over - voltage , frequency and voltage stability , organizational measures and arrangement in the course of black start and restoration of the system. through simulation of black start on east china power system , above problems are analyzed and solved , it shows that working out strict black start scheme may not only speed up system restoration , reduce outage losses , but also have important significance to emergency release or power system islanding
文摘:研究電力系統黑啟動的過程及恢復中存在的自勵磁、過電壓、頻率和電壓穩定、組織措施及安排等問題,並通過華東系統黑啟動模擬對上述問題進行分析和解決,證明制定嚴格的黑啟動計劃不僅可以迅速恢復系統、降低事故損失,而且對處理緊急狀態或地區性解裂有重要意義。The emphases of our research works are as follows : under ultra - low temperature ( about 0. 236k ) conditions, how the frequency and power of the saw and the source drain voltage influence the acoustic current ; and the relationship between the source drain current and the split - gate voltage ; and how to find the cut off voltage of the quasi - 1d electron channel ; and also the frequency character of the idt in the saw parts
研究的重點為,在甚低溫( 0 . 236k )下,通過實驗研究表面聲波的頻率和功率,源漏偏壓等因素對聲電電流的影響;研究準一維電子通道中不同源漏電流與分裂門負偏壓的關系,以找到分裂門的鉗斷點電壓;以及研究聲表面器件叉指換能器的頻率特性等。Difference of critical twinkle visual frequency of different chromatic light between normal persons and patients with different type of schizophrenia
正常人與不同類型精神分裂癥患者不同色光臨界閃爍視頻率的差異We discussed the main characteristic parameters of seismic kinesiology and dynamics of mine engineering fracture zone, including relative amplitude, phase time of wave crest, similarity factor, principal frequency band energy, 3 - d space time gradient and coherent coefficient et al., and puts forward the processing method of 3 - d seismic characteristic parameters about denoise - smoothing, generalization, correlation analysis, characteristic transformation ; and presents the method of pattern recognition of mine engineering fracture zone
摘要本文從時間域、頻率域、三維空間域介紹了礦山工程裂隙破碎帶主要的地震運動學、動力學屬性參數,包括相對振幅、波峰相位時間、相似系數、主頻帶能量、二維空間時間梯度和相干系數等,提出了礦山工程裂隙破碎帶三維地震屬性的去噪平滑、歸一化、相關分析、特徵變換的處理方法以及裂隙破碎帶的模式識別原理與方法,並用實例說明了該方法的應用效果。Taking the natural frequency arid the ratio of frequency drop as input characteristic parameters, crack damage in the cylindrical supporting shell of a portal crane is diagnosed and its length and position are forecasted, applying finite element emulation and artificial neural network technologies
摘要應用有限元模擬技術和人工神經網路模型,以反映結構損傷程度的固有頻率和損傷的頻率下降率作為神經網路輸入的特徵參數,對門座起重機筒形支柱上出現的裂紋損傷長度和位置進行了綜合診斷和預測分析。Based on a large numbers of model / simulation test of the intermittent cracked rock - like samples, fatigue strength, fatigue deformation and crack appear in preexisting cracks tips, the growth of crack, the pattern of crack coalescence are studied / analysed systemically by means of cyclic load and static load, in the course of the model test, the difference between cyclic load and static load of crack appear in preexisting cracks tips, the growth of crack and the pattern of crack coalescence are observed and analysed
在試驗過程中,觀察並分析了循環加載方式下,預置裂隙端部裂紋萌生、擴展、巖橋貫通模式與靜載方式下的差異;探討了疲勞裂紋萌生、擴展的機理,分析了加載頻率、荷載水平對裂隙試樣疲勞強度、疲勞變形(總變形和不可逆變形)的影響規律。Therefore the dynamical characteristic is acted as detected parameter for fractured detection ( primary amplitude secondary frequence ). and the amplitude of mean sguare and central frequence are acted as evaluational parameter, based on the those studies, the new ideas is put forward that fractured azimuth is dected by lateral difference and fractured density is dected by vertical difference for three facters of fracture, wavelet acted as analysis tool and direction by wave field characteristic applied the multiple scale edge dectection and self - adaptive edge detection into the detection theory of seismic fractured azimuth, also put forward the wavelet different scale filter method of the fractured azimuth detection
因而,確定了主要以振幅,其次是頻率的地震波動力學特徵作為裂縫檢測的被檢參數和均方振幅和中心頻率作為檢驗檢測結果正確與否的評價參數。在上述研究基礎上,針對裂縫的三要素,提出通過橫向求異檢測裂縫方位和縱向求異檢測裂縫密度的新思想。並以小波作為分析工具,以潛山波場特徵作指導,將數字圖像處理中的多尺度邊緣檢測和自適性邊緣檢測引用到地震裂縫方位檢測中來,並提出了小波變尺度濾波法新的裂縫方位檢測法。Then, by seismic numericac simulating of the buried hill surface and its internal phase and analysis of characteristic of wave - field, the wave - field charalteristic of the buried hill ' s surface is different to the characteristic of the buried hills " internal phase, and the change of amplitude and frequence is bigger than that of velosity which proves further that dynamical characteristic is more sensitive to fracture than kinetic characteristic
進而通過潛山面和內幕地面地震記錄的數值模擬和波場特徵分析表明,潛山面和潛山內幕裂縫介質的波場特徵是不一致的,振幅和頻率的變化量大於速度的變化量,從而更進一步證明,對于裂縫的敏感性,動力學特徵優于運動學特徵。In the meantime, fracture developing frequency of fuyu oil pay zone is analyzed and calculated by using ratio of vertical wave velocity “ crocodile factor ” method
同時,運用縱波波速的比值「龜裂系數」方法對扶余油層儲層的裂縫發育頻率進行了分析、計算。The fatigue crack propagation testing of mdyb - 3 pmma material under constant amplitude cyclic loading has been made. the effect of different stress ratios, room temperatures and loading frequencies were investigated in terms of the paris law presentations of the testing results
本文研究了在恆幅正弦載荷下溫度、頻率和應力比對疲勞裂紋擴展的影響,給出溫度和頻率影響的定性分析,和應力比影響的定量分析,為建立疲勞裂紋擴展模型打下了基礎。Xianghongdian concrete gravity - arch dam was analyzed using numerical simulation in this paper. in different place of dam crack with different stripe and various depth was simulated and corresponding vibration frequency and shape were given. the frequency of damaged dam polluted by noise was also discussed and the results were presented using statistical neural network to identify
本文對響洪甸重力拱壩進行數值模擬分析,在大壩的不同位置模擬了條數不等的、張開度不同的各種裂縫,並給出了相應的振動頻率和振型,考慮了測試噪聲的影響,並用統計神經網路進行了識別。The method of bispectrum reconstruction detects fracture zones by learning the difference of frequency components because fracture can change the frequency components of seismic responses. the theory of time - frequency analysis computes the difference in the gradient direction of time - frequency spectrum
雙譜重構的方法就是根據裂縫會改變地震波頻率成分的基本想法,通過求取具有不同頻率成分的地震波的差異來實現對裂縫發育帶的檢測的。In order to research mechanical capability of the reinforced concrete beam with bonding steel plate, adopting separate method to establish finite element model of the reinforced concrete beam with bonding steel plate, using fem to study dynamical characteristics of the model, have got good results which can not be easily got using traditional resolution method, which can give reference to study dynamical characteristics of the reinforced concrete beam with bonding steel plate
摘要為了研究粘鋼加固后鋼筋混凝土梁的各種力學性能,採用分離式方法建立了粘鋼加固后鋼筋混凝土梁的有限元模型,並用有限元方法對此模型先後進行了模態分析和簡諧集中載荷作用下的動力響應分析,得出了加固后鋼筋混凝土梁的前5階振動模態和簡諧集中動荷載作用下粘鋼加固鋼筋混凝土梁底部開裂的極限動載荷幅值頻率曲線,可為研究粘鋼加固鋼筋混凝土梁的各種動力特性提供參考。By analyzing actual cases and simulating finite element of random fracture through computer, the frequency hydraulic aperture falls within 48 ~ 50 %, i. e. eh = e48 ~ e50
通過現有研究成果的實例分析和隨機裂隙的計算機有限元模擬,相應於水力隙寬的頻率在48 ~ 50 %內,即eh = e48 ~ e50 。分享友人