振幅范圍 的英文怎麼說

中文拼音 [zhènfànwéi]
振幅范圍 英文
amplitude range
  • : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
  • : Ⅰ名詞1. (布帛、呢絨等的寬度) width of cloth 2. (泛指寬度) width; size 3. (姓氏) a surname Ⅱ量詞(用於布帛、呢絨、圖畫等)
  • : 名詞1 [書面語] (模子) pattern; mould; matrix 2 (模範; 榜樣) model; example 3 (范圍) boundar...
  • : Ⅰ動詞1 (四周攔擋起來 使裡外不通; 環繞) enclose; surround; corral 2 (繞; 裹) wrap Ⅱ名詞1 (四...
  • 范圍 : scope; limits; extent; boundary; confines; range; range dimension; spectrum
  1. Relevant theory is derived and explicit conditions for directly determining the isoclinic parameter in the range of [ 0 - 3i / 2 ] are given. a color camera records five isoclinic images coupled with isochromatics from a plane polariscope with five different settings in white light, respectively

    其特點是在白光入射下平面偏儀光學系統中,用彩色數碼相機採集包括背景光強在內的不同偏場設置下的五彩色圖像,通過運算就可以得到[ 0 ? / 2 ]內的等傾角。
  2. Efficient to lose fat, adopt micro - computer technology to make the vibration strongly effect on the abdomen, which part with most fat of the body. inner - desighed strong motor effect on the organism directly. unique auto change direction mode, makes the full dimension vibration of the organism

    迴旋塑身腰帶運用微電腦技術,將強效動裝置直接作用於脂肪最為集中的腹背部,內置的強有力的電動機直接作用於肌體,產品獨有的大度的水平移動自動變換方向運動模式,使肌體大全方位共,同時加快身體血液循環,微電腦控製程序可自動逐步增強產品運動力度,使用過程中自動轉換運動方向。
  3. This isi series oscillation has following characters : ( 1 ) long term cycle duration, whose duration of most oscillations ranged from 3 0 - 120ms, so we called it slow wave oscillation ; ( 2 ) large amplitude of oscillation, the minimum isi is about 2ms while the maximum is beyond 40ms, which suggested that the firing frequency vary from several tens to hundred hz ; ( 3 ) abrupt turn always occurs during the continuous change in isi, this turn is called inflexion temporarily

    蕩波有下述特徵: ( 1 )蕩周期較長,多數在30 ? 120s,故稱慢波蕩; ( 2 )度較大,其isi蕩最小值在zms左右,最大值可達40ms ,表明放電頻率可在幾十到幾百k內變動; ( 3 )在isi連續變化過程中往往出現突然轉折,暫稱其為拐點。
  4. ( 2 ). according to the system indices and requirements together with the technology characteristic, it researches the capture possibility of apt capturing system. then it introduces the common scan methods, such as raster, spiral, raster spiral, rose and lissajo. ( 3 ). it makes a detailed simulation analysis of the raster and spiral scan, analyze the connection between capture probability, capture time, system index at different capture resolution angle, capture range, vibration angle extent and terminal location distributing mean square deviation

    其中對幾個關鍵部分進行了詳細分析:計算了目標角反射器的激光雷達散射截面( lrcs )值,研究了qd與ccd對目標位置角度的計算方法和空間解析度; ( 2 )根據系統指標和要求並結合現有國內技術特點研究了apt捕獲系統掃描的捕獲概率問題,然後分析了幾種常見的掃描方式:矩形( raster )掃描、螺旋( spiral )掃描,矩形螺旋( rasterspiral )掃描,玫瑰形( rose )掃描以及李薩如形( lissajo )掃描; ( 3 )對分行掃描和螺旋掃描進行了詳細的模擬分析,分析了它們在不同捕獲分辨角、捕獲動角和終端位置分佈均方差時的捕獲概率、捕獲時間與系統常數之間的關系。
  5. Comprehensively discuss the issues in application, adaptive condition and performance, propose a fast arithmetic of forward modeling and depth migration in common shot gathers with one - way acoustic wave equation based on vrselrf, and verify the arithmetic by numerical simulation. concisely discuss the cause of the creation of evanescence and the problem of lateral amplitude discontinuity result from it. fourthly, use the reflectivity model, computed to describe the fracture model, with the formula of computation reflectivity based on elastic - acoustic approximation, and the wavelet model computed by the method, wavelet creation with fourier transform, we proposed, in conjunction with vrselrf wavefield extrapolation operator

    第三,將頻率波數域穩定的變參考慢度rytov近似廣義屏波場延拓運算元( vrselrf )應用於疊前與疊后正演模擬、疊前與疊后深度偏移,對演算法應用中應注意的問題、適用、性能等作了較為全面的論述;提出了基於vrselrf的單程聲波方程共炮記錄正演模擬和深度偏移快速演算法,並通過數值模擬試驗對演算法進行了驗證;簡要地討論了倏逝波的產生原因及其帶來的橫向不連續性問題。
  6. In chapter 3, we studied the effect of gaussian transverse profile for the driving and laser fields on lasing without population inversion ( lwi ) in a closed v - type system and an open v - type system. moreover, we discussed also the effect of the unsaturated gain coefficient, the cavity - damping rate, the ratio of the atomic injection rates and atomic exit rate on the corresponding systems. in chapter 4, we mainly discussed the effect of doppler broadening on the gain, dispersion and the frequency up - conversion of the open v - type lwi system and compared the differences and the same between the open system and the corresponding closed system

    發現: ( 1 )在考慮doppler展寬的情況下,通過選取合適的實驗室條件(比如合適的原子環境溫度等)可得到合適doppler展寬值,從而使系統獲得最佳增益; ( 2 )要想實現系統的頻率上轉換,同時又要獲得足夠強的無反轉激光增益,則系統頻率轉換比不能選取的太大; ( 3 )對于開放系統,比較小的粒子注入速率比與退出速率對產生無反轉激光是有利碩士學位論文摘要的: ( 4 )由於dopp1oy展寬的存在,當探測場與驅動場的傳播方向相反時,增益在探測場失諧的某一段區域產生蕩,且蕩的、頻率失諧的大小與dopper展寬的取值有關。
  7. The influence of various waterpower and configuration parameters on heat transfer is analysed and the rules of convective heat transfer coefficient and the ratio of heat transfer enhancement with mass flux are obtained. at the same time, we gain important results as below : as for resonance chamber with certain configuration, self - oscillation can be generated under suitable configuration and waterpower parameters. for the same configuration resonance chamber, the intensity of the self - oscillation is changed by the waterpower parameters

    當流量及壓差降低至一定程度時,共腔還可能削弱換熱;加熱功率的提高會增加流體(水)的溫度,流體的粘度會隨著降低,這會減少對流體脈動的阻礙,使脈動衰減得更慢,而脈動度的增加會增強換熱,故加熱功率對有脈動的對流換熱是有影響的;自腔產生的流體脈動頻率是自腔固有頻率或其整數倍,流體脈動頻率過高或過低都不利於對流換熱,存在一有利於強化換熱的頻率
  8. Considering effect of damping ratio and frequency ratio to vertical amplitude of block foundation under dynamic action, this paper adopts calculating mode of mass - spring - damper and mass - spring to make account and analysis on the assumption of damping ratio and frequency ratio, then provides the range of damping ratio and frequency ratio by using two modes to calculate vertical amplitude of block foundation under dynamic action

    摘要考慮阻尼比和頻比對動力作用下塊體式基礎豎向計算的影響,對質彈阻計算模式和質彈計算模式在設定的阻尼比和頻比下進行計算分析,提出了在採用2種模式動力作用下塊體式基礎豎向計算時的阻尼比和頻比
  9. They range from the high amplitude, low frequency delta to the low amplitude, high frequency beta

    為高,低頻率(德耳塔)到低,高頻率(貝它) 。
  10. In general, the upward amplitude curve " curvature is larger, and it changes quicker. on the contrary, the downward is smaller and slower ; because the flare force contains the square of the wave elevation velocity, it results in an difference between the flare force frequence and the associated moving frequence ; the flare force decreases the downward amplitude of heaving oscillations ; the speed of ship has an ignorant effect on the peak values of three calculated values, but there is an obvious effect on the oscillating frequence ; the wave amplitude has an effect on the ship motion, and there is an linear relation between the oscillating amplitude and the wave amplitude on the whole. by the way, there are some experiences and lessons according to the progress calculation : before the calculation of the ship motion, we should checkout the balance in a calm water firstly, namely, the whole displace of ship and the longitudinal position of the center of gravity must be consistent with the draft in calm water, or else, the calculation may show the " floating " phenomenon ; the mixed language programming has a lot of virtues, but it exists a fatal limitation - the debug of dll

    研究表明:在某些頻率內相關水動力系數基本不隨吃水變化,只有超過某一頻率后水動力系數的值才會出現差異;在橫搖方向,水動力系數並沒有隨著吃水的變化發生規則變化,而是出現了波動現象;近船首剖面的水動力系數計算表明,水動力系數的波動非常大,並遠遠偏離了平均位置的水動力系數值,值的變化速率也不盡相同,總的看來,上曲線曲率較大,變化較快,下曲線曲率較小,變化較慢;外飄力和波面運動的速度的平方項有關,導致其動頻率和相應運動方向的頻率不同;外飄力使升沉向下運動的值減小;船速對三個計算量的峰值影響甚微,但對動頻率有明顯影響;波對船舶運動的影響是明顯的,船舶運動的值基本上和波成線性關系。
  11. The way to eliminate chaos phenomenon through adjusting system parameters is indicated. the nonlinear dynamic behavior of journal bearing - rotor system in large parameter space is studied in numerical integral method and floquet theory and the first and second bifurcation behavior of nonlinear rotor system are discussed ; the concept is advanced that realizing the controllable nonlinear stiffness with sfd with the soft - nonlinear of sma in the super - elasticity state to make the vibration amplitude of system always be in the small solution state to reduce the vibration amplitude of rotor system

    運用數值積分方法結合floquet理論對滑動軸承-轉子系統的大參數非線性動力學特性進行了全面的研究,詳細地討論了系統的一次和二次分岔行為; 5 )提出了用形狀記憶合金在超彈性狀態下的軟非線性,結合擠壓油膜阻尼器實現系統剛性的非線性可控,降低系統在非定常狀態下的最大的構想。
  12. No bad effect on concrete strength is found within a certain range of amplitude. the ultimate loads of vibration members are not lower than those of normal ones am, when vibration frequency is below 40hz and maximum vertical displacement is within 0. 2mm

    在一定的振幅范圍內,對混凝土強度沒有不利影響,當激頻率在40hz以下,最大豎向位移在0 . 2mm以內,受與非構件相比較,其破壞荷載值沒有降低。
  13. In binary-gain system 4 more bits are used to specify the amplitude range within which the samples fall.

    在二進制增益系統中,用4位或更多數碼來確定各個樣的振幅范圍
  14. 3. by comparing the available theories corresponding to plane strain model and winkler model with the solutions developed in this paper, the applicability of the two models is analyzed and checked. the comparison involves many aspects such as local soil stiffness, dynamic stiffness and time domain response at the pile head, and some important conclusions are made

    3 、將基於平面應變簡化假定和winkler模型的樁動理論解與本文嚴格理論解對比,分析校驗了平面應變簡化假定和winkler模型在樁基動理論應用中的適用性,具體比較涉及土層對樁的局部復阻抗、樁頂頻響應、速度導納、樁頂復剛度、樁頂時域響應等方面,並得到若干重要結論。
  15. The improved analytical approximations show excellent agreement with the exact solutions, and are valid for total range of oscillation amplitudes, including the two extreme cases of the oscillation amplitude approaching zero and infinity

    改進的解析逼近在的全部取值內,包括趨于零及無窮的情況,都有令人非常滿意的精度。
  16. The improved analytical approximations show excellent agreement with the accurate solution, and are valid for the total range of oscillation amplitudes, including the two extreme cases of the oscillation amplitudes respectively approaching zero and infinity

    改進的解析逼近在的全部取值內,包括趨于零及無窮的情況,都有令人滿意的精度。
  17. The vibration magnitude can be reduced by applying the shock vibration absorber in boring process, the curves of the amplitude versus gap between the shock block and the hole in boring bar was gained by experiments with different cutting speed. the experiments show that the absorptive results is good when applies shock vibration absorber with suitable gap in boring process, while the vibration may be strengthened with unsuitable gap. 6figs., 2tabs., 3refs

    通過試驗研究,得到了在不同切削速度的情況下,沖擊塊與孔壁之間的間隙與切削值的關系曲線,研究說明,沖擊式減器在適當的值內減效果明顯,但如果選擇不合適,則有可能使動加強.圖6 ,表2 ,參3
  18. This article emphatically discussed and analyzed following points : load command feed forward function can improve the rapid respond character of steam turbine generator ; lead of load command have advance control function on boiler main control and can highly improve the stability of main steam pressure ; the use of predict control and state space variable function can improve the quality of boiler steam temperature control effectively, control the steam temperature in the defined range and increase the boiler and turbine life and efficiency even if working state changed in a big range ; linear compensation can restrain the vibration of generator load in the condition of big loa d change

    本文重點討論、分析提出負荷指令前饋作用可以提高汽輪發電機快速響應特性;負荷指令的導前功能對鍋爐主控有超前控製作用,能顯著提高主蒸汽壓力的穩定性;採用預測及狀態空間法能有效改進鍋爐蒸汽溫度控製品質,在大度工況變化下仍有效控制蒸汽溫度在額定內,提高鍋爐、汽輪機壽命及其效率;汽輪發電機組的快速響應性與汽輪發電機組負荷蕩問題間的平衡關系,採用線性補償可以有效抑制在負荷變化梯度較大情況下發電機負荷蕩問題。
  19. In this thesis, the general error sources for psi are analyzed. we find that the relatively low - frequency vibrations at 50hz and lower are the main problem through the analysis of the vibration sources in usual environment. a new vibration compensation method, phase modulating interference fringes fractionizing technology, has been put forward in a creative way

    本文分析了干涉測量技術中存在的主要誤差來源,通過對通常環境下源特性的分析,得到了對干涉測試影響較大的源的頻率主要在30hz以下,確定了抗補償的目標和技術指標是使干涉儀的動頻率50hz ,1 m 。
  20. In different regions of relative amplitude, the main effect is repulsion or attraction alternately, and due to the instability of gaussian solitons, the beams breathe periodically after interactions

    在不同的差異內,光束間的主要作用交替地表現為相互排斥和相互吸引,並由於高斯孤子的不穩定性,導致了光束在碰撞后以一種尺寸周期性變化的呼吸模式傳輸。
分享友人