spectrum of defects 中文意思是什麼
spectrum of defects
解釋
畸形譜-
This paper illuminates theory, structure, spectrum distribution, merits and defects, especially spurs of direct digital synthesis ( dds ), and it then introduces phase locked loop ( pll ) theory
對dds的結構、優缺點、頻譜分佈，特別是雜散性能進行了詳細的闡述。接著，又介紹了鎖相環（ pll ）的原理。 -
Measuring technology of multi - channel is the foundation of matter composition and radioactivity verifying by way of nuclear methods. the dissertation aims at developing tendency of measuring technology of multi - channel nuclear energy spectrum, combining the characteristics of field working, focusing on systematically reseach on some key techniques such as the design of multi - channel analyzer ( mca ) and apparatus, with a view to resolve defects exsisting in current portable apparatus
論文瞄準國內外多道核能譜測量技術的發展趨勢，結合現場工作的特點，針對目前現場多道核能譜測量儀器中存在的諸如儀器功耗、重量、體積偏大，不便於現場操作等問題，在多道脈沖幅度分析器以及儀器的單片機機化等方面作了較為系統的研究。 -
Abstract : the surface defects of silver coins was analysed with augerelectron spectroscopy ( aes ), scanning electronic microscope ( sem ) and energy dispersive spectrum ( eds )
文摘:採用掃描電鏡、能量色散譜和俄歇電子能譜檢測方法，對銀幣表面缺陷進行了分析。 -
Using the transfer - matrix - method simulation, the transmission spectrum in such one dimensional ( 1 - d ) systems including three defects is calculated, and the influence of the interaction between defects on defect modes is discussed
利用傳輸矩陣方法計算了含有3個負折射率缺陷的一維光子晶體的透射譜，討論了缺陷間的相互作用對缺陷模的影響。 -
Quantum confinement effect was observed in the films by measurements of absorption spectrum of ge - sio2 films. the widening of optical band gap of the amorphous films seems to be related to the function of the quantum confinement on the impurities or defects in the films
光吸收特性研究表明，因量子限域效應，對于ge - sio _ 2薄膜觀察到較強的光吸收和光吸收邊隨ge顆粒尺寸變小而藍移的現象。 -
Because the characteristics of frequency domain is slightly affected by the coupling state and only related with the defects by revising of the system, the technology of ultrasonic wave spectrum analysis is necessary tool for quantity or automatic testing
由於頻域特徵受耦合狀態等的影響較小，且經過系統修正後，能夠做到頻域特徵僅與缺陷有關，因此超聲波頻譜分析技術是超聲波定量檢測或自動檢測不可少的工具。 -
Compared with the case of positive refractive index structural defects, the influence of the interaction between defects on defect modes is stronger, the spectrum - width of defect mode is broader
與正折射率缺陷情形相比較，負折射率缺陷間的相互作用對缺陷模的影響更大，局域模譜線更寬。 -
After analyzing the result of the experiment and the feature for text - independent recognition, we make a solution to the defects of the system. then long - time spectrum parameter and lpcc or mfcc are blended to be studied in detail to make the feature parameter. using these technologies, a high recognition rate was made
針對單獨使用lpcc或mfcc應用於說話人識別中存在識別率還不夠高的問題，分析了原因，然後又對長時頻譜特徵進行了研究，並把長時頻譜特徵分別與lpcc和mfcc結合起來共同應用於說話人識別試驗，從而在一定程度上減少了單獨使用lpcc或mfcc運用於說話人識別中存在的問題，提高了系統的識別性能，取得了較好的效果。 -
By deducing the theory of this method, it comes to a conclusion that auto - cross spectrum density method is much the same as peak picking method based on frequency response function. and it also talks about the virtues and defects of the method
本文通過對相關理論的推導，說明了自互譜法與基於頻響函數的峰值攝取法是近似相通的，同時對該方法的優缺點作了敘述。 -
Recognition of surface defects on medium and heavy plates based on structure spectrum
基於結構譜的中厚板表面缺陷識別方法 -
In consideration of defects of weak anti - interference ability of strong - narrow band in an orthomode spread spectrum system, it is proposed that an ablefaction auto - adated filter, which is a new method, is used to trace and avoid the interference from the strong - narrow band
摘要針對直擴系統對強窄帶干擾的抗干擾能力弱的缺陷，提出了採用白化自適應濾波器來跟蹤並消除強窄帶干擾的新方法。
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