能級差 的英文怎麼說
中文拼音 [néngjíchā]
能級差
英文
energy level difference-
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。At low temperatures, the difference in population of atoms between two energy levels, which is the basis of maser action, is greater.
在低溫下，作為微波激射作用基礎的兩個能級之間原子數的差別較大。We also proposed a reformed surface speed method based on the problems of surface speed method in engineering application. this method can make sure the structure radiant sound status in total noise and the detail phonate part quickly and correctly
根據表面速度法在工程應用中存在的問題提出了頻帶聲壓級差值法，該方法能快速準確地確定結構聲在總噪聲中的地位和結構的具體發聲部位。The spectrum evolution of the femtosecond laser pulse in a three - level organic molecular medium ( 4, 4 ' - bis ( dimethylamino ) stilbene ) is studied theoretically by solving the maxwell - bloch equations using an iterative predictor - corrector finite - difference time - domain method
摘要通過採用預估校正的時域有限差分法求解麥克斯韋布洛赫方程，我們研究了飛秒激光脈沖在三能級有機分子（ 4 ， 4 ' -二甲氨基二苯乙烯分子）介質中傳播時脈沖的頻譜演化情況。This thesis researched the time synchronization method for 2d - ss system, and deeply discussed the bit error rate ( ber ) performance of multicarrier domain spread spectrum chip - level differential detection ( mc - ss - cldd ) in the presence of multi - user interference
本論文從多載波擴頻通信系統出發，提出了廣義二維擴頻系統的同步演算法，並對多載波頻域擴頻碼片級差分檢測技術在多用戶情況下的系統性能進行了深入的研究。Based on the first and second laws of thermodynamics and energy level theory, analyses the primary energy ratio, exergy efficiency and energy level difference of the household gas driven air conditioner at different conditions, and compares them with some other commonly used modes
摘要運用熱力學第一定律、第二定律和能級分析理論，對戶式燃氣空調各種工況下的一次能源利用系數、 （火用）效率和能級差進行分析，並與幾種常用的方式進行對比。The results indicated : ( 1 ) the significant gender and grade differences of college students " cdmse were demonstrated, but there were no significant differences in specialty. ( 2 ) generally, with the development of grades, college students " cdmse scores showed a high - low - high developmental trend. ( 3 ) a significant negative correlation between cdmse scores and trait anxiety at the. 01 level was reported, as well as between cdmse scores and internal - external locus of control
研究結果表明： （ 1 ）大學生在擇業效能感上存在顯著的性別和年級差異，並不存在專業差異； （ 2 ）就總體而言，隨著年級的升高，大學生的擇業效能感呈現出高-低-高的發展趨勢； （ 3 ）大學生的擇業效能感與特質焦慮和內-外心理控制源之間都存在極其顯著的負相關，特質焦慮和內-外心理控制源之間則存在極其顯著的正相關。Results came as follows : in this dissertation, we found that it was the smallness of the positive electrode capacitance that limits the performance of carbon based supercapacitors in alkaline electrolytes, and the performance could be meliorated if the active material loaded on positive electrode increased. activated carbon electrode was proved to have good capacitor performances in neutral electrolyte such as ammonium sulfate solution and ammonium nitrate solution, but a correlated problem is the corrosion of the metal current collector
本文通過考察活性炭電極在堿性電解液中的電極行為，指出活性炭電極在堿性溶液中正極性能較差是影響碳基超級電容器性能的重要因素，增大正極活性物質的載量能夠使電容性能得到一定程度的改善，同時發現活性炭電極在硫酸銨和硝酸銨等中性電解液中具有優越的電極性能，但存在金屬集流體的腐蝕問題。In section one, we analyze the mechanism of lwi gain, and study the effects of the rabi frequency q of the driving field, the injection rates ratio rb / r ~, the exit rate r0, the decay rates ~ and rab between atomic levels, as well as 3 incoherent pump rate r on the gain without inversion, dispersion and population difference of the system. in section two, we discuss the effects of the detuning of the driving field and the probe field on the gain
在第一節中分析了無粒子數反轉激光增益產生的機制、研究了驅動場的rabi頻率、粒子注入速率比值r _ b / r _ c 、粒子退出速率r _ o 、能級間的自發衰減速率r _ （ c - b ） 、 r _ （ a - b ）和非相干泵浦速率r對增益、色散和粒子數差的影響；第二節討論了驅動場和探測場的失諧對無粒子數反轉激光增益的影響。On the contrary, the second method determines farmland grades by practical land natural quality, exploiting level and profit. the author thinks the second method is more preferable because it is more fit for practical situation, and can reduce complications of the farmland grading tasks. subsequently, the article discusses the second method in detail in three aspects
在這部分內容中，作者指出了農用地定級思路的不足之處，並且充分肯定了農用地定級思路跳出思路中級差地租和級差地租具體量上的區分，使得「農用地級別劃分側重於反映因農用地現實的（或實際可能的）區域自然質量、利用水平和效益水平不同，而造成的農用地生產力水平差異」 。But for the final energy structure of er3 +, property of edfa ' s gain has its inherent disadvantage : edfa ' s gain is different vs wavelength, in other words, its gain spectrum is not ideally flat, so the output signal will be different if the input signal have the same power
但是由於edfa中工作物質鉺離子能級結構的影響， edfa對光信號的放大特性也有其固有的缺陷： edfa對不同波長的光信號的增益並不完全相同，即其增益譜不平坦，因此一組強度相同的光信號經過放大后的強度會有所不同而產生偏差。Analysis on difference of laboratory test ability in municipal and county centers for disease control and prevention
市縣2級疾病預防控制機構檢驗能力差異分析Abstract : we have studied the polarization beats spectroscopy with phase - conjugation geometry in a cascade three - level system. it was found that the accuracy for the energy - level difference measurement is determined by the homogeneous linewidths of the optical transitions. under the condition for the occurrence of beating, the frequency difference of the beat between two independent light sources could exceed the laser linewidth. the measurement accuracy for laser absolute frequency could reach the same order of magnitude as the laser linewidth
文摘:研究了級聯三能級系統中的相位共軛極化拍頻光譜術.發現其對能級差的測量精度決定於光學躍遷的均勻增寬.在符合拍頻條件時，兩獨立光源拍頻的頻差可以超出激光線寬，激光絕對頻率的測量精度可達到與激光線寬同一量級As for the simply - supported slabs, the influence of the specimen fire proof properties is tested under the different concrete intensified degrees, under the different thickness of cover and under the different concrete quota. as far as the three - span continuous slabs are concerned, a series of analysis are conducted, including the specimen internal force redistribution under the different fire condition, the specimen deformation properties, features of the specimen destroying mechanism and the fire proof capability under the various condition
對簡支板，考察了不同混凝土強度等級、不同的鋼筋保護層厚度、不同配筋率等對構件抗火性能的影響；對三跨連續板，考察了不同受火工況下構件的內力重分佈變化情況、構件的變形性能以及構件破壞機構的特點；分析了各工況下構件的抗火性能的差異。In chapter 2, we analyzed the effect of the driving field phase fluctuation on the gain and dispersion and population differences in an open v - type three - level non - inversion lasing system and then discussed the effects of the incoherent pumping rate, the ratio of the atomic injection rates, the atomic exit rate, the rabi frequency of the probe and driving fields and their corresponding detuning on the gain, dispersion and population differences of the system, and got some important conclusions different from those in closed or other open systems
第二章討論了驅動場的相位漲落對開放的v型三能級無反轉激光系統的影響，根據解析解的數值計算結果討論了非相干泵浦速率、粒子注入速率之比、粒子退出速率、探測場和驅動場的rabi頻率和相應失諧對系統增益、色散和粒子數差的影響，得到了一些不同於封閉的v型系統及其他開放的無反轉激光系統的重要結論。Dalian must develop itself, and in the same time, it bring along the area development together. however, we must recognize what the problem we have and must face, such as mainstay industrial is not obvious, high science and technology develop slowly, the strength of urban is not powerful, level of infrastructure compares with the level of economic development is not suit, and so on. it is backward in idea, it is short of service consciousness
盡管這幾年大連的經濟發展取得了很大的成就，在區域中發揮著越來越重要的作用，但是，大連還處于現代化的初級階段，在城市功能擴展中還存在很多問題：就城市自身而言，總體經濟實力制約了輻射能級；粗放的產業結構使城市功能擴展后繼乏力；城市建設有了很大提高，但與城市功能擴展要求的差距還很大；腹地經濟的不發達影響城市功能擴展的進程。To abolish the current resource compensatory fee ; 6. to exert the grading adjust
現行資源稅制度未能合理的體現級差調節的作用。The research indicates that the each - sided development of stm is uneven balanced although the overall ability of stm for the primary school students increases with the grade advancing. the inhibition of output and the speed of output develop the fastest ; but the suppression of dealing with the irrelevant information and the development of the encoding ability of the temporary characteristics develop relatively late. it shows that intrusions and repetitions have no differences in terms of grades advancing while the proportion
小學生完成系列回憶任務盯錯誤類型發展的買驗研究從本研究中可以看出，雖然小學生stm整體能力隨年級升高而不斷提高，但stm能力的各側面發展是不平衡的，其中輸出抑制和輸出速度發展最快，而對無關信恩的抑制和暫時特徵編碼能力發展相對較晚，表現為隨年級的升高，侵入錯誤和重復錯誤無年級差異，而遺漏和移動錯誤錯誤率存在顯著差異。Measurement of cavity loss and quasi - fermi - level separation for fabry - p 233 ; rot semiconductor lasers
腔半導體激光器的腔內損耗和準費米能級差的測量Raman spectroscopy ( rs ) is a kind of molecule scattering spectroscopy, which is characterized by the frequency excursion that caused by interactions of molecule and photon to show the information of molecule. the frequency excursion reflects the margin between some certain vibrational or rotational energy states
拉曼光譜是一種分子散射光譜，通過與分子相互作用的光子產生的表徵分子振動或轉動能級差的特徵頻移，來反映分子結構或成分的信息。分享友人