second signal 中文意思是什麼
second signal
解釋
第二信號-
Based on the characteristic of fractured signal, time series analysis can detect the distribution of fractures. because of excellent antinoise ability, in high - order statistics theory, the theory of time series analysis includes more information and resolves more problems than second - order statistics
時間序列分析法具有很好的抗噪能力，主要採用了高階統計量的方法，它比以前廣泛應用的二階統計量的方法包含了更多的信息。 -
If a second person calls while the " call waiting " function is deactivated, that caller will get the busy signal and you will not hear the special alert tone
若要接聽或打出重要電話，可先暫時取消來電待接訊號，如再有第三者打入電話，對方會聽到線路繁忙訊號，而用戶也不會聽到來電待接訊號。 -
That is, vibration caused by the first part of the command signal is canceled by vibration caused by the second part of the command. input shaping is implemented by convolving a sequence of impulses, an input shaper, with any desired command
輸入成型通過把參考輸入信號和一系列脈沖進行卷積，得到成型輸入信號，而成型輸入信號作用於控制對象，其中這脈沖序列就是輸入成型器。 -
This paper analyses the critical angle method that often use in focus detected. we receive two relations, the first relation between refractive index of the critical - angle prism and focus - error signal ; the second relation between numerical aperture of object lens and out - of - focus error signal
本文針對伺服系統中常用的調焦方法-臨界角方法進行了分析，理論上得到臨界角棱鏡的折射率、物鏡的數值孔徑與離焦誤差信號的關系。 -
There are two innovated points in this paper. the first is that we abandoned mechanical apparatus in deflexion, and this is good for signal ’ s disposal. the second is that we adopted nlc facility and this will largely lighten apt systerm ’ s size, weight and power consumption
本論文的創新主要在於兩個方面: （ 1 ）摒棄了機械式的偏轉控制，便於其後的信號處理。且該器件驅動電壓低（約3伏） ，功耗小（毫瓦級/平方厘米） 。 -
Finally, this thesis discussed these following questions : first, the algorithm of used the error image for improving the purpose of the edge detection. secondly, we have transformed the solved question of the first and the second directional derivative to frequency domain and founded they have a single formulae in frequency domain. thirdly, we have described the singular signal and the noise by using the correlations of the neighbor data after wavelet transform
最後，在傳統的邊緣檢測演算法和小波分析的邊緣檢測演算法之外，對以下幾個方面也進行了一些討論： 1 ）利用誤差圖像來提高邊緣檢測效果的演算法； 2 ）將求解任意方向的一階、二階方向導數的問題轉換到頻域中去求解，發現在頻域中它們具有簡單易用的公式，使得原來求解任意方向的一階、二階導數的比較困難的問題變得容易實現了。 -
This thesis tries to update the cmdsr system to achieve the characters below : real - time, better robust, higher recognition rate, non - special - man. considering the disadvantages of traditional improved spectrum subtraction speech enhancement, this thesis proposes the theory of fuzzy spectrum subtraction based on the fuzzy theory and improved spectrum subtraction speech enhancement ; as for the difficulties of detecting the endpoint of speech signal, the thesis gives the table of initial and the improved parameters, with which we can confirm the endpoints of mandarin digit speech ; the thesis puts forward two - level digit real - time speech recognition system, the first level is based on discrete hidden markov model which is linear predictive coding cepstrum ( lpcc ) and difference linear predictive coding cepstrum ( dlpcc ), the second level is based on formant parameters ; as for the realization of hardware, the thesis depicts the realization of every part of cmdsr based on the tms320vc5402 in detail ; as for the development of software, the thesis gives the software design flow chart of cmdsr, simulates the basic theory with matlab language and gives the simulation results
針對傳統的「改進譜相減法語音增強」參數設定單一、環境適應能力差的缺點，提出了一種利用模糊理論和「改進的譜相減法」結合的「模糊譜相減法語音增強」 ;針對語音信號端點檢測困難的特點，通過matlab模擬試驗，給出了能夠準確確定數碼語音端點的初始和改進參數表;提出了利用基於線性預測編碼倒譜參數和差分線性預測編碼倒譜參數相結合的離散隱含馬爾可夫模型進行第一級識別、利用共振峰參數進行第二級識別的兩級漢語數碼語音識別系統，在保證系統實時性的同時，實現連接漢語數碼語音識別系統識別率的提高;在硬體實現上，詳細闡述了基於tms320vc5402的連接漢語數碼語音識別系統各部分硬體設計;在軟體開發上，給出了連接漢語數碼語音識別的軟體設計各部分的流程圖，並對各部分進行了matlab模擬，並給出了模擬結果。 -
A 3rd generation converter samples the signal 44, 100 times per second - with a frequency of 44. 1 khz kilohertz. this time resolution exceedingly determines the sound, which we finally perceive : a low resolution sampling or sample rate results in a more muffled sound because quickly oscillating sound waves i. e. high tone are not acquired correctly
讀取頻率，也就是聲音的采樣頻率，的高低直接影響到我們最後所聽到的聲音，如果采樣頻率不夠高，聽到的聲音會感覺有點糊糊的暗暗的，因為沒有辦法讀取到某些振蕩頻率較高的聲波，也就是高音的部分。 -
Magnetic sensors are an important branch that can be used to detect the non - electronically characteristics through the magnetic field. the insb magnetoresistance photoelectric sensor in this paper is designed for the fine measurement of the photosignal of the luminant device. through the sensor, the photo - pulse signal is changed to electric pulse which can provides to other second instruments
通過磁場的無接觸特性，對非電量的測量是磁傳感器應用的一個重要方面，本文所研究的銻化銦磁阻型光電傳感器即是針對于發光物體的光脈沖信號進行高精度無接觸測量的一類傳感器，它可以把光脈沖信號轉換成電脈沖信號，供二次儀表使用。 -
A clock signal with 1 million pulses per second is referred to as a 1 megahertz.
每秒鐘有一百萬個脈沖及時鐘信號，也稱兆赫（）時鐘信號。 -
The effect of tnf - on the content of the second signal messenger ip3, camp and cgmp in pulmonary fibroblast
對肺成纖維細胞內第二信使物質含量的影響 -
The dietetic life, a foundation of creating taste image, can create taste image of language sign by interaction, second signal system, linking senses and promoting feelings so as to achieve aesthetics of distinguishing taste
飲食生活作為味象生成的根基，其通過交感、第二信號系統及聯覺通感等多種途徑實現語符的味象生成，從而達成辨味審美。 -
The study of interest in a broader sense as a psychological and pedagogical issue by russian researchers is mainly influenced by pavlov ' s theory of nervism, according to which interest is a kind of reflex raised to the level of second signal system
蘇聯學者對于興趣的研究在很大程度上受到了巴甫洛夫的神經運動理論和反射的概念的影響，將興趣看作是一種在第二系統水平上的定向探究反射活動。 -
In the system, the low voltage power line is the first signal tunnel without any other relay equipments between customer terminal and substation collector, public telephone line serves as the second signal tunnel between substation and management center computer. as a breakthrough of conventional concept of electricity meter, this thesis initiate a new concept, namely, intelligent power customer terminal ( shortly, customer terminal ), which is developed with spread spectrum plc communication functional and possesses many advanced functions, such as, in addition to electric energy acquisition, guarding against electricity pilfering, preventing wrong connection, protecting malfunction, remote communication ( for example, remote power supply or halt, remote configuration of electricity meter, remote load control, etc ), and so on
本文首先系統地總結了目前國內外低壓電力網數據傳輸技術的研究現狀和存在的問題，在此基礎上，從理論上論證了在低壓電網上應用擴頻載波數據通信技術的可行性和優越性，並重點論述了擴頻載波技術抗電力線噪聲干擾的機埋；本文提出了一個新穎的基於低壓電力線擴頻載波通信技術的集中遠抄系統的總體方案，即由用戶終端、集中器和電能管理系統所組成的網路系統，其中，用戶終端到配變集中器用低壓電力線作為通道，中間無需其他硬體中繼設備，集中器到電能管理系統用公用電話網作為通道。 -
Effective activation of antigen - specific t cells not only requires the first signal transduction through t - cell receptor ( tcr ) binding with peptide - mhc complex on the antigen presenting cell ( apc ), but also needs the second signal, termed costimulation. costimulation critical to the degree and consequence of t cell activation is provided by interaction between soluble factors or cell - surface molecules on the t cell and on the apc
而t細胞的活化除需要t細胞受體（ tcr ）與抗原呈遞細胞（ antigenpresentingcell ， apc ）表面的抗原肽- mhc復合物結合所形成的第一信號外，還需要t細胞和apc表面的其它膜分子結合所提供的共刺激信號（亦稱第二信號或輔助刺激信號， costimulatorysignal ）的參與。 -
A signal processing method comprises receiving a first signal for wireless communication, obtaining an approximate of a non - channel function in the first signal, separating the approximate of the non - channel function from the first signal to obtain a second signal that includes a time - varying channel function, and processing the second signal to obtain a user signal
本發明提供一個信號處理方法，包括接收第一個無線信號；估計第一個信號中的脈沖成形失真；從第一個信號中分離出該脈沖成形失真以獲得第二個信號；以及處理第二個信號以獲得一個用戶信號。 -
( 2 ) to improve the timing precision of the receiver, it is necessary to research the timing reference point of the second signal
（ 2 ）為了提高接收機的定時精度，對反映低頻信號秒到來時刻的確定方法作了較為深入的研究。 -
In communications, a continuous frequency voltage or electromagnetic wave capable of being modulated or impressed with a second signal which carries the information to is transmitted
通信技術中一種連續的電壓或電磁波，可用另一個攜帶有傳送信息的信號調制或疊加。 -
It is even possible to connect a signal directly to another signal. ( this will emit the second signal immediately whenever the first is emitted
你也可以做到將一個信號與另一個信號直接聯系起來（這樣就能做到當第一個信號發送出去的時候，第二個信號緊接著被發送出去） 。 -
In addition, nodes in the system need be synchronized periodically to properly work, where dgps also plays an important role. the 1pps ( one pulse per second ) signal output from dgps provides an easy way to accurately time using an ordinary clock
此外，系統的各節點需要同步工作，而dgps接收機此時同樣起到了重要的作用，其輸出的秒脈沖（ 1pps ）信號使系統只利用一個普通的時鐘就實現了高精度的同步。
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