模態峰值 的英文怎麼說

中文拼音 [tàifēngzhí]
模態峰值 英文
modal peak
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
  • : Ⅰ名詞1. (山的突出的尖頂) peak; summit 2. (形狀像山峰的事物) peak-like thing Ⅱ量詞(用於駱駝)
  1. In the summer stratified water column, the deeper the maximum depth of food distribution is, the stronger the dvm is performed ; the increase of the gradient of temperature in the thermocline layer can decrease the magnitude of the dvm and form the thermal barricade to the copepod ; the effects of the predation pressure on dvm is complex. on the one hand, the variations in the distribution depth of the predation pressure vs. the thermocline layer or the depth of the maximum food can modify the dvm patterns of the copepod. on the other hand, different predation pressure induces different dvm patterns

    在夏季分層水體中,食物的最大分佈深度越大,動物向下遷移的幅度也越大;溫躍層的溫度梯度增大可以減小動物遷移的幅度,成為橈足類垂直遷移的溫度屏障;捕食壓力對垂直遷移的影響較復雜,一方面,捕食壓力的分佈深度與溫躍層或食物的相對位置的變化能夠改變橈足類垂直遷移的式,另一方面,捕食壓力強度不同,橈足類垂直遷移的幅度也不同,捕食壓力越大,遷移的幅度越大,當捕食壓力增加到一定程度,橈足類停止向上的遷移,大部分時間呆在水體深層,可能進入捕食壓力引起的「滯育」狀
  2. On base of results above, composite model of ssta in pacific and circulation anomaly are constructed for analysis their evolution. during mature phase of el nino usually in winter, positive ssta dominates in tropical eastern ocean and negative ssta dominates in west wind drift district in mid - latitude ocean, correspondingly the pna index of 500 hpa geopotential height is positive which means the aleutian low gets strong, and the situation is somewhat inversely during la nina phase of ssta

    合成位相反映了太平洋ssta演變特徵,以及相對應的大氣環流異常特徵:當西風漂流區處于暖而熱帶中東太平洋海溫偏低時,合成大氣型當中阿留申低壓減弱, 500hpapna指數為負異常;當西風漂流區處于冷,熱帶中東太平洋處于暖( elnino?成熟期ssta典型分佈) ,合成大氣型中阿留申低壓加強, 500hpapna指數為正異常。
  3. The ideology and experience regarding design of large capacity w flame units in foreign countries should be further acknowledged, this can be an example for us to draw a more reasonable rules and methods of calculation. in this thesis, the systematic numerical simulations were conducted for w flame boiler furnace

    針對邯電廠的660mw機組w型火焰鍋爐的特點,編制和完善了爐內熱流動及燃燒擬程序,並進行了全面的爐內過程數計算,得到了鍋爐爐膛內的溫度分佈和速度分佈,對鍋爐性能進行了預報。
  4. Because return of chinese security market is non - normal distribution, so we use garch - t model which can describe the time - variation of volatility and the high - peaked and heavy - tailed characteristics of return to calculate var value of market index. from empirical results we know that this model is efficient

    考慮到中國證券市場收益率序列分佈的非正性,本文使用了既能描述方差時變性又能反映收益率分佈的尖、厚尾特徵的garch - t型計算市場指數的var,實證結果表明該型是有效的。
  5. ( 三 ) under the dynamic load of the explosion, the numeric analysis has been done and achieve the rule as follow : ( 1 ) when the frequency of vibration is 0. 3hz, the acceleration of the slopes top gets the maximum ; so 0. 3hz is believed the natural frequency of the slope as a whole ; ( 2 ) the vibration of explosion can been magnified because of the condition of the landform, when the relative altitude is up to 45m, the acceleration of horizon gets the maximum ; when the relative altitude is up to 100m, the absolute value of acceleration and the deformation of horizon is larger than that in the bottom of the slope ; ( 3 ) in the period of forced vibration, at the top of the slope, the acceleration of horizon become larger and larger ; at the middle part of the slope, it becomes smaller ; ( 4 ) when the explosion velocity of is much little, the shallow part destruction is the primary deformation of the slope

    (三)採用疊加法針對爆破動力作用,進行邊坡的動力響應分析,得出了以下結論: ( 1 )振動頻率為0 . 3hz時,坡面頂部水平向加速度最大;綜合考慮,可認為該邊坡的自振頻率為0 . 3hz左右; ( 2 )地形對爆破地振動存在放大作用,研究剖面的坡面,水平向加速度及位移在地形相對高差45米左右最大,而後隨相對高差的增高而減小,相對高差為100米時,水平向位移及加速度絕對均大於坡腳; ( 3 )強迫振動段,水平向加速度隨時間變化的規律為:坡頂節點總的變化趨勢是越來越大,而坡體中部節點的變化趨勢是越來越小; ( 4 )當爆破振速較小時,變形破壞的形式表現為坡頂表面滑塌型。
  6. The chip can be widely used in mp3 player, pda, digital camera, cells phone and portable products etc. this thesis first introduces the basic theory of switching power supply. the operating theory of this circuit has been demonstrated. the operating principle and simulation analysis about band gap reference, self - biased current source, one shot circuit, hysteresis comparator, and current - limit circuit have been particularly expounded in this thesis

    本文首先闡述了開關電源的工作原理,詳細介紹了本電路的整體工作原理,最後重點介紹了自偏置電流源電路、基準源電路、單穩觸發器電路、電流限制及低電池電壓遲滯比較器的工作原理,並利用eda工具larker ? ams 、 hspice對電路進行了完整的設計和擬,給出了合理的電路數據,各子塊電路的電特性參數均達到或優于設計所需指標。
  7. In the macroscopical field : ( 1 ) the relationship between the moisture and the speed of average collapse was attained, that is, the speed of average collapse will increase with increasing of the moisture at first, but it will decrease when the value get to certain max with increasing of the moisture ; ( 2 ) the model of relationship between the pressure and the speed of average collapse was established on the basis of experiment. the conclusion of that the speed of average collapse bouncing increase with increasing of the pressure was attained and the relationship between stress and distortion was established ; ( 3 ) the method of synthetical evaluation for collapsibility loess under the effect of time, pressure and moisture was offered

    在宏觀角度上: ( 1 )以遼寧阜新地區黃土試樣的固結試驗數據為分析對象,得到了黃土濕陷速率與含水量的關系曲線呈單的結論,即黃土濕陷速率在土體浸水初期會隨著含水量的增加而增大,但當含水量超過某一數趨于飽和含水量時,黃土濕陷速率卻隨著含水量的增加而減小; ( 2 )立了黃土濕陷速率與壓力之間關系的數學型,得出了黃土濕陷速率隨壓力的增大而呈階越增長的結論以及阜新地區濕陷性黃土的本構關系; ( 3 )提供了在時間、含水量及壓力等因素共同作用下,對黃土濕陷性進行綜合評價的方法。
  8. According to heat load source of die cavity, temperature distribution gradient equations and heat flux equations and the peak value equations of temperature load at die cavity surface have been obtained with research of temperature distribution and transfer laws of die surface by unsteady heat transfer theory

    摘要根據鍛型腔熱負荷來源,通過非穩傳熱理論,分析研究了具工作表面層的溫度分佈與傳遞規律,給出了型腔表面溫度分佈梯度和熱流密度公式,並給出了鍛型腔表面的溫度負荷的計算公式。
  9. The meaning of cqc ( t ) algorithm is the difference in time domain between the peak value location in time axis of input earthquake and model response of structure, which is called delay time. through the delay time calculating of a series of oscillators with different damp ratio and natural vibration frequency, it is found that it will bring biggish error if the cqc algorithm applied on the structure which has long period, and the time dependent cqc ( t ) algorithm could solve the problem easily

    Cqc ( t )方法的意義在於輸入地震動與結構響應在時間軸上的時間差,我們稱之為延遲時間,通過計算具有不同周期和阻尼比結構的延遲時間,發現對于自振周期比較長的結構, cqc方法會帶來比較大的誤差,而基於時程的cqc ( t )方法能夠解決這個問題。
  10. The detailed work is as follows : 1 、 design and implement the binary - word collocation repository. firstly, give the long and near distance span dynamically to extract the candidate collocations. secondly, use several improved statistical models such as long distance collocation intensity 、 near distance collocation intensity 、 long distance collocation disperse 、 near distance collocation disperse and pinnacle to filter the candidate collocations. thirdly, filter the candidate collocations with linguistic knowledge artificially and deposit the result into the binary - collocation repository

    設定遠、近距離搭配窗口,統計窗口內的候選搭配詞語,然後根據改進的幾個統計型:近距離搭配強度、遠距離搭配強度、近距離搭配離散度、遠距離搭配離散度,各個位置上的尖進行候選搭配詞的初步篩選,最後根據一些語法語義知識進行進一步的篩選,得出的最終結果填寫到本文的兩詞語搭配知識庫中。
  11. The simulation results show the existence of both limits and optima for the studied parameters, related to the stable operation and the maximum efficiency, respectively. underlying the conditions that the longitudinal guiding magnetic field is 1. 8t, diode voltage is 250 kv, the impedance is 150, we got a peak power as high as 100 mw for the tm01 mode at 38ghz

    經優化設計,本文給出了一個相對論亞納秒毫米波返波振蕩器的物理型,在引導磁場為1 . 8t 、二極體電壓為250kv 、阻抗為150的情況下得到了超輻射狀下輸出微波功率為100mw 、中心頻率為38ghz 、式為tm _ ( 01 )的微波輻射。
  12. It is found that : ( 1 ) for linear slope, redistribution of incoming energy flux in modenumber space depends on both the modenumber of incident waves and the ratio of the slope of incident wave ray to slope of topography ; both the transmitted and reflected energy flux ( only for supercritical linear slope ) focus near one or two modenumbers ; for supercritical linear slope, the energy flux scattering to higher modenumbers becomes larger and the energy flux to lower modenumbers becomes smaller as the slope of incident wave ray comes near to slope of topography ; ( 2 ) for convex slope, energy flux is redistributed in wide - range modenumbers and also show peaks on lower - modenubers and higher - modenumbers ; ( 3 ) for concave slope, energy flux is also redistributed in wide - range modenumbers, but does not show peaks on higher - modenumbers as supercritical linear slope and convex slope do ; ( 4 ) the total energy flux scattering to higher modenumbers is approximately equal to the total energy flux to lower modenumbers for internal waves propagating over both convex slope and concave slope, which means the concave slope is the same efficient to convex slope in scattering energy flux to higher modenumbers ; ( 5 ) for convex slope, the wave ray reflected from near - critical topography can extend to deep ocean and shallow shelf, while for concave slope, the wave ray reflected from near - critical topography can only extend to limited distance, then meet the topography and be reflected again ; generally the shear of the internal waves reflected twice from concave slope is not enhanced while the enhanced shear does also appear before second reflection takes place, the enhanced shear can bring about intense mixing, so internal waves reflected from concave slope can also produce marked mixing near critical slope

    3 、內波在凹地形上傳播時,能通量在上的分佈范圍也比較寬,但與凸地形和超臨界線性斜坡地形相比,能通量在高上的分佈沒有明顯的。 4 、從總的能通量來講,內波在凸地形和凹地形上傳播時,向高散射的能通量與向低散射的能通若十地形下內波傳播及內潮生成問題的理論解量近似相等,這意味著二者在向高散射能通量方面具有同等效率。 5 、凸地形上臨界點附近的反射,反射波的波射線能夠延伸到深海和陸架,凹地形上臨界點附近的反射,反射波的波射線很快遇到地形發生二次反射,一般來講二次反射后回到深海的波動其速度剪切並不很強,但是在進行二次反射之前的區域,速度剪切仍然很強,因而內波在凹地形上的反射依然能夠在地形附近區域,產生強的速度剪切區,誘發混合。
  13. The working principle of pulsed eddy current ( pec ) nondestructive testing technology is analyzed, the pec testing system was been established to examined the specimen of multi - layered aircraft structure, peak and zero - crossing time of the time domain transient response signal of pec are extracted as the features to detect the corrosion in the second layer of aircraft structure quantificationally, the experiment results are consistent with that of the theory analysis, as the pec have the advantages of fast speed and quantification, this makes the method have the broad using foreground in the testing of aircraft structure corrosion

    摘要對脈沖渦流無損檢測技術的工作原理進行了分析,建立了脈沖渦流的檢測系統對加工的擬飛機多層結構的試件進行了測試,提取其時域瞬感應信號的和過零時間作為特徵量,對出現在飛機多層結構第二層中的腐蝕缺陷進行了定量檢測,試驗結果和理論分析相一致,證明了脈沖渦流檢測方法的有效性,由於其具有快速和定量化的優點因而在飛機結構的腐蝕檢測中具有廣闊的應用前景。
  14. L. the paper studies the theory to detect damage of bridges, and compares many sensitive parameters to detect bridge damage through correlative literature all over the world, finally concludes it suitable that bridge damage is detected by strain mode parameters. the strain mode parameters satisfy four foundstiona. l conditions as follows : ? hey are sensitive to sectional damage and they are monotone function of structure damage. @ they have determinate location coordinate

    論文通過對國內外橋梁損傷檢測方面的文獻資料研究,探討了識別橋梁損傷的基本理論,比較了多種結構損傷敏感參數識別橋梁損傷的優缺點,最後確定用應變參數識別橋梁結構損傷較為合適,應變是對損傷敏感的參數,滿足四個基本條件:對局部損傷敏感,且為結構損傷的單調函數;具有明確的位置坐標;在損傷位置,應變差曲線出現明顯的變化;在非損傷位置,應變差曲線的變化幅度小於預先設定的閾
  15. The bic method generalized from ar model was adopted to determine the number of input neurons in grnn prediction model. the grnn was applied to single - step and multi - step ahead prediction of the vibration time series of a rotating machine, and its performance was compared with that of 3 - layers perceptrons network with error back propagation training algorithm ( bpnn ). it is indicated that the grnn is more appropriate for prediction of time series than the bpnn, and the performance of grnn is qualified even with sparse sample data

    研究了基於廣義回歸神經網路( grnn )的大型旋轉機械振動狀預測,提出了應用bic準則確定grnn預測型輸入神經元數目的方法,將grnn用於大型機組振動?時間序列的預測,與採用誤差反向傳播學習演算法的三層前饋感知器網路( bpnn )的預測結果對比表明, grnn的預測性能優于bpnn ,而且,即使樣本數據稀少,也能獲得滿意的預測結果。
  16. Based on the analysis and comparison of the peak current - injection mode and average current mode control strategies, the method of designing average current control mode pi regulator is obtained. the digital simulation of the converter has been done with the help of matlab software. the good transient and stable character of the converter is attained while rated load

    在分析與比較電流式與平均電流式控制策略的基礎上,給出平均電流式pi調節器的設計方法,利用matlab軟體對變換器進行了數字擬,證實了變換器在額定功率范圍內動、靜特性良好;過載情況下變換器具有自動限流、保護主功率器件的特性。
  17. Nitrate content of rape and coriander increased with higher nitrogenous fertilizer application and lower water supply. nitrogen leaching in the soil increased with higher nitrogenous fertilizer application and water supply in column and micro - plot experiments, especially on higher irrigation and higher nitrogenous fertilizer. there was little nitrogen leaching when n application was below 135 kg / hm2, but n use at a rate of 270 kg / hm2 increased nitrogen leaching in the soil

    在一定的施氮量下,硝氮的積累隨著灌水量的增加而下移, 150mm灌水量下田區試驗和擬土柱試驗0 100cm土體內硝氮的積累分別出現在0 30cm和50 70cm ; 250mm灌水量下分別出現在40 60cm和60 80cm ; 350mm灌水量下田區試驗中0 100cm土體硝氮沒有出現,而擬土柱試驗在80 100cm則有明顯的積累。
分享友人