群調制 的英文怎麼說

中文拼音 [qúndiàozhì]
群調制 英文
group modulation
  • : Ⅰ名詞(聚在一起的人或物) crowd; group Ⅱ量詞(用於成群的人或物) group; herd; flock
  • 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  1. To hypertension precaution should take integrated step, begin the conduct propaganda that is an object with numerous people to teach, perfect and necessary organization protects a system, because the hair cause of disease that makes masses understands high blood pressure is worth limits normally with blood pressure, carry appropriate weight, notice physical training, adjust a behavior and mental insecurity position, abstemious smoke wine, eat fresh and vegetable fruit more, of the natrium in controlling food and cholesterol absorb

    對高血壓預防應採取綜合措施,開展以廣大人民眾為對象的宣傳教育,健全必要的組織保護體系,使眾了解高血壓的發病原因和血壓正常值范圍,保持適當體重,注重體育鍛煉,調整a型行為和精神緊張狀態,節煙酒,多吃新鮮蔬菜水果,控飲食中鈉與膽固醇的攝入。
  2. Under mixed culturing conditions, it was observed that bacterial number rapidly incre ; ised soon after the lysing of host cells. on the contrary, while the non - host cyanobacterium ( i. e. anabaena flos - aquae ) was incubated in the mix culturing system, the breeding of the bacteria could be inhibited. it may be suggested from the result above that cyanophage could bring about the changes in microorganism populations

    調查結果顯示, 19個採集的水樣中有6個含有裂解織線藻的噬藻體,而且水樣未經濃縮即能裂解宿主,說明噬藻體在淡水中分佈較廣泛,裂解性也較強;混合培養條件下的研究結果表明,噬藻體裂解宿主后,細菌數量快速增加,而當培養系統中有非宿主藻類存在時,細菌的增殖則受到非宿主藻的抑,說明噬藻體可以顯著改變系統中微生物的種結構。
  3. Thirdly, resorting to cooperation - competition model of biomathematics, this thesis proposes a new co - evolution model. simulation results are shown to verify its effect and practicabilitv. last, standard methods for optimizing neural netvvorks are easily trapped into local optimization, and unable to adjust the structure of neural networks, thus their application is limited to certain extent

    本文主要驗證和設計適應性操作運算元和小生境方法保持體多樣性的能力,實驗表明兩種方法都能較好地達到目的;利用生物合作競爭模型設計協同演化來動態地改變體規模,實驗表明該模型是有效的;人工神經網路是得到越來越廣泛應用的學習系統,但是由於學習演算法存在一定的缺陷,如易於陷入局部極值,難以調整網路的結構等,使神經網路的應用受到一定的限
  4. The group velocity is the speed at which modulated signals would be transmitted.

    速度就是將調信號發送出去的速度。
  5. There has been a revolutionary advance in ultrashort pulse technology since the discovery of self - mode locking of ti : sapphire lasers. few - femtosecond pulses have already been generated from ti : sapphire lasers, by means of combining self - phase modulation with negative group velocity dispersion, which is similar to the way of soliton generation

    鈦寶石激光自鎖模的發現使得超短脈沖技術發生了革命性的變化,利用自相位調和負速度色散結合的類孤子產生方式,人們已經在鈦寶石鎖模激光器上得到了脈寬只有幾個飛秒的光脈沖。
  6. I argue that a multidimensional perspective is needed to explain why clusters grow and how they reproduce themselves, emphasizing issues of institutions, culture, power and external relations ( bathelt, 2004 )

    我認為需要用多維的視角來解釋集為什麼增長、它們是如何再生的,強調度、文化和外部聯系。
  7. A big part of freshmans don t know how their device is modemed or even the frequency, they usually begin work as soon as they reach the site, interference sometimes caused ; in fact remote controlled flying models are very suitalbe for colony games, knowing each other s frequency can benefit the safety and friends making, why not do that

    有很大部分的初學者不知道自己所使用設備的調方式甚至頻率,到場就自己在一邊「埋頭苦幹」起來,往往由此引起干擾事故發生。其實遙控模型絕對是適合體活動的休閑運動,難得有同好知己,到場就應相互點頭問候頻率,既可結交朋友又能確保安全,何樂而不為?
  8. After that, according to thermal conduction theories of anisotropic materials that were irradiated with continuously modulated laser, a photothermal measuring method about the thermal conductivity tensor and the orientation of the principal axis of the conductivity of arbitrarily opaquely anisotropic materials in the descartes coordinate axes was given by virtue of the theories of so ( 3 ) group rotation

    隨后又以在連續調光輻照下的各向異性介質的熱傳導理論為基礎,通過so ( 3 )轉動理論,導出確定任意不透明各向異性介質在笛卡兒坐標下的熱導張量和熱導主軸方向的測量方法。
  9. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點,解析的研究了電子束在相對論速調管放大器的調腔和漂移管中的預聚;用粒子波互作用的場方法導出了在輻射腔中預聚電子束產生輻射的自洽方程,同時對線性區的增益進行了計算。理論分析表明,場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。
  10. First, it introduces the corresponding knowledge, technical roadmap of trunking system, and digital trunking system signaling. second, it presents the encoding, decoding, modulation, demodulation parts and several signaling functions of mdc1200 signaling system. in addition, it analyzes some signaling data packet formats

    本文首先對集通信的相關知識、發展趨勢以及集通信數字信令進行了介紹,接著對mdc1200信令的編碼、解碼過程,調、解調方式以及各種信令功能的信令數據格式進行了詳細地分析。
  11. The study based on self phase modulation mechanism and the effects of gvd on sc generation are mostly focused on by analyzing and calculating theoretically

    本文主要研究速度色散對光纖中自相位調效應sc譜展寬的影響,分析了產生sc譜的物理機
  12. In chapter 3, spatiotemporal instability of ultrashort pulses results from the interplay among diffraction, group - velocity dispersins and nonlinearity. we use the model proposed by brebec et al.,

    第三章:超短脈沖的時空不穩定性是衍射、速度色散和自相位調三者之間的相互作用導致的。
  13. The origin of supercontinuum ( sc ) generation in optical fibers has been conjectured to be the interplay between fiber nonlinearities ( self phase modulation, cross phase modulation and raman self scattering ) and group - velocity dispersion ( gvd )

    光纖中超連續supercontinuum ( sc )譜的產生源於光纖中各種非線性效應(自相位調效應、交叉相位調效應,四波混頻效應及受激raman散射等)和速度色散的共同作用。
  14. The main part and key technique of the cpa system is study : the generation of the femtosecond laser pulse is study, the modulation and maintenance of the ti : s laser is learned ; the types of the measurement for ultrashort laser pulse is generalized and the interferometric autocorrelation is expatiated ; the varieties of the stretchers is sum up and aberration - free stretcher is calculated and optimized to improve the stretching ratio ; the pulse selection is analyzed and a single pulse can be selected successful from the pulse train at a repetition rate of 82mhz ; the kinds of the amplifier in cpa system is gathered up, the eight - pass pre - amplifier and a good many effects in it is investigated. finally, the second, third and fourth - order dispersions in cpa system is analyzed systemicly, and the according means for dispersion compensation is worked out

    對cpa系統的主要環節及關鍵技術進行了研究:掌握了鈦寶石激光器的調節和維護技術,較深入地研究了飛秒激光脈沖產生的機理,其中對速色散、自相位調、自鎖模等問題進行了詳盡的分析;總結了超短激光脈沖的測量技術,重點研究了干涉自相關測量法;在總結展寬器類型的基礎上,對無象差展寬器進行了理論計算、優化設計,提高了展寬倍數;深入論述了脈沖列的選單問題,熟練掌握了脈沖選單技術。
  15. We derive an analytic expression of the group velocity dispersion ( gvd ) induced chirp and the self - phase modulation ( spm ) induced chirp in the normal dispersionregion of non - kerr - like optical fibers with saturable nonlinarity. the evolution of chirp is simulated by numerical methods. the studied results show that the more powerful saturable effects, the smaller is chirp and the gently is chirp. the net chirp is zero in the central region of the pulse

    從理論上推導出具有飽和非線性的非克爾光纖正常色散區內,速度色散效應導致的啁啾和自相位調效應導致的啁啾解析表達式.利用數值解法模擬了非克爾光纖正常色散區啁啾演變過程.研究結果表明:當非克爾光纖的飽和非線性增強時,凈啁啾不斷減小,而且,越來越平緩,脈沖中心附近區域凈啁啾接近零
  16. The origin of supercontinuum spectrum ( sc ) generation in optical fibers has been shown to be the interplay between fiber nonlinear effects ( such as self phase modulation, cross phase modulation, stimulated raman scattering and stimulated brillouin scattering etc ) and group - velocity dispersion ( gvd )

    光纖中超連續譜supercontinuumspectrum ( sc )的產生源於光纖中各種非線性效應(如自相位調效應、交叉相位調效應,四波混頻效應、受激raman散射與受激brillouin散射等)和速度色散共同作用。
  17. 5 after the debugging in machine group, the system based on the model can make deliberate and rapid analysis in the complex instances of construction, put forward reasonable decision advices, and then improve the construction quality and efficiency

    經過機總體調試,基於該模型的系統能夠對施工過程中各種復雜的情況給出準確而快速的分析,提出合理的決策意見,提高了施工質量和效率。
  18. Primary pcm group

    脈沖編碼調
  19. Under certain conditions, in spite of their different modal indices the two polarized components of the pulse can trap one anther and move at a common group velocity due to xpm, the phenomenon referred as self - trapping occur

    在一定條件下,盡管脈沖的兩個偏振分量的模式折射率不同,但由於交叉相位調效應,它們能相互俘獲並以共同的速度傳輸,產生自捕獲現象。
  20. We also needed to adjust the size of the cluster replication pool for the domino 7 test runs, via the setting rtr max poolsize mb

    還需要為domino 7測試的運行調整集池的大小,通過設置變量rtr _ max _ poolsize _ mb來實現。
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