quasi wave 中文意思是什麼

quasi wave 解釋
準波
  • quasi : adv 1 在某一意義上,有點,幾乎。2 恰如,宛如,就像是。3 就是說,即〈略作 q 或 qu 尤用以作語源上的...
  • wave : n 〈美海軍〉女志願軍人〈見 WAVES 條〉。n 1 波浪;碎浪; 〈the wave(s)〉 〈詩〉海。2 波動;波狀...
  1. According to the correlative theory of hydromechanics and shock wave, theoretical model of creating quasi - isentropic compression via w - mo - ti - mg system flier - plate with graded wave impedance was established, and study on the numerical simulation of the impact process was then carried out

    根據流體力學和沖擊波理論知識,首先建立了梯度飛片擊靶的理論模型,對w - mo - ti - mg系梯度飛片擊靶過程進行了數值模擬計算。
  2. Visar - measured wave profiles on the free surface of target were profiles with an initial velocity jump followed by a smoothly - rising front to the peak velocity amplitude, showing that quasi - isentropic loading has been successfully generated

    Visar測試得到的是波陣面上升前沿被明顯展寬的準等熵壓縮波,最高的擊靶壓力達到了260gpa 。
  3. Bolw up of global solutions to quasi - linear wave equation

    擬線性波動方程整體解的爆破
  4. The equation for the quasi - continuous atom laser beam wave - function is given by schrodinger equation, the beam width, divergence curvature radius and quality factor were introduced to represent the atom laser beam whose transverse potential could be separated. for the conservative quality factor system in some direction, we can ge t the propagator of abcd formulation

    本文在含時量子系統傳播子的abcd形式理論的基礎上,引入某一方向的束寬、發散角、曲率半徑和品質因子等光束傳輸參數來表徵橫向勢能滿足x和y分量相互獨立的原子激光的傳輸。
  5. At first in the condition of low - velocity impact it is discussed with the formation of ceramic smash cone angle on the base of quasi - statistic hertz and 3 a 6 y a c - theory. then using spherical stress wave reflection and transmission theory under the state of medium - high velocity the formation of spot in the ceramic back. finally the damage mechanism of ceramic suffered by the high impact is simply discussed

    首先,在低速撞擊的條件下,基於準靜態hertz的理論與薩布斯基理論,分析了陶瓷破碎錐角的形成;其次,在中高速撞擊條件下,利用球面應力波反射迭加理論,分析了陶瓷背面的層裂的形成;最後,簡單討論了高速撞擊下陶瓷的破碎機理。
  6. The verification of the algorithm is performed using a gauss - distributed concentration ball and a stock wave at steady flow in an open channel. the comparison with an analytical problem solution shows that the precision and the stability of quasi - consistence hexahedral element method is as good as that of consistence hexahedral element method, better than that of the linear interpolating function method

    6 、比較分析了網格布置形式對圓管流動和臺階突擴流動計算結果的影響后表明,應在物理量梯度變化較大的區域適當加密網格,才能較好地模擬這些區域的流動特性以及壁面對整個流動的影響。
  7. The fact that wave velocity in quasi - saturated soil is equal to that of fully saturated soil could not be calculated by effective fluid compressibility or explained by unwell - distributed saturation. we account for this in a new reasonable way which was based on kuster scattering effect analysis

    ( 8 )根據kuster散射波理論,計算了飽和度大於85的準飽和土體的彈性波速,其結果與試驗非常吻合;但是,通常所用的等效孔隙流體壓縮系數的方法所計算的結果與實驗結果差別很大,對此,筆者給予了一定的解釋。
  8. The planeness and integrality of the flier - plate were ensured effectively by exerting restrictive pressure, controlling heating and cooling rate, lowering welding temperature or reducing welding time as much as possible, etc. theoretical model of creating quasi - isentropic compression via 93w - ofc - tc4 - a1 - mb2 system flier - plate with graded wave impedance was established, and numerical simulation of the impact process was then carried out

    採取施加外部機械力、控制升降溫速率以及盡量降低焊接溫度或減少焊接時間(防止脆性金屬間化合物的過度增長)等措施,確保了焊接接頭的平整性和界面結構的完整性。建立起梯度飛片擊靶的理論模型,對93w - ofc - tc _ 4 - al - mb _ 2系波阻抗梯度飛片的擊靶過程進行了數值模擬計算。
  9. Research on helium and quasi - helium ion ground state energy and wave function

    氦原子及類氦離子基態能量與波函數研究
  10. This dissertation mainly investigates the properties of solutions of a class of quasi - linear wave equations with a viscosity, a nonlinear perturbation ( source term ) and a dissipative term ( damping term ), which arises from the longitudinal motion of a visco - elastic material. it contains the problems of existence and uniqueness of solutions, global existence, asymptotic behaviour and finite time blow up, etc. this thesis consists of four parts

    本論文主要研究來自於物體的波動等應用領域中的一類帶有粘性項、非線性擾動項(源項)和耗散項(阻尼項)的擬線性波動方程解的定性性質,內容包括解的存在唯一性,解的整體存在性和漸進性態及解在有限時刻爆破等問題
  11. We transformed the nonlinear equation of the light - wave envelope in lossy dispersion - managed optical fibers and obtained numerical curve of the equation with the use of mathematical software, then the approximate solution was found by fitting of the curve, also the envelope propagation of the quasi - soliton was analysed

    摘要對有損耗的色散光纖中光波包絡的非線性方程進行變換,藉助數學軟體得到非線性方程的數值曲線,並通過對曲線的擬合得到方程的近似解,對色散管理類明孤子的傳輸進行了分析。
  12. And the thickness of target should also be well designed as for creating a better quasi - isentropic compressive wave profile. finally, experiments of quasi - isentropic loading to 93w alloys via w - mo - ti flier - plates were performed on a two - stage light gas gun

    在二級輕氣炮上進行了w - mo - ti體系梯度飛片材料準等熵壓縮特性的實驗研究,利用梯度飛片成功實現了對93w合金的準等熵壓縮。
  13. At the same time, the thickness of target should also be in accord with the impact velocity. experiments of quasi - isentropic loading to 93 w alloys by 93w - ofc - tc4 - a1 - mbz system flier - plate with graded wave impedance were performed on light gas guns. the corrected visar - measured wave profiles were profiles with an initial velocity jump followed by a stepwise - rising front to the peak velocity amplitude, indicating that quasi - isentropic compression energy waves had been successfully generated

    在輕氣炮上利用研製的93w - ofc一tc4 . ai一mbz系波阻抗梯度飛片實現了對93w合金(靶材料)的準等嫡壓縮,經修正後的測試波形都是由一個較弱的初始速度跳躍和一段呈階梯狀緩慢上升的波陣面前沿所組成的準等嫡壓縮波。
  14. As a result, the p - v curve of the target was a quasi - isentropic compression curve, which consisted of small hugoniot curves ( similar to isentropic curves ) from different original states, and was located betwee n the hungoniot curve and isentropic curve but closer to the latter. finally, on a two - stage light - gas gun, titanium alloy projectiles ( with mass of 0. 35 ~ 2. 80g ) were driven intact to hypervelocities as over 15km / s by 93w - ofc - tc4 - a1 - mb2 system flier - plate with graded wave impedance, although the fl

    在二級輕氣炮上,利用93w - ofc一tc4一al一mb :系波阻抗梯度飛片成功將克量級( 0 . 35一2 . 809 )欽合金二級飛片發射到了15kln / s以上的超高速度,且二級飛片主體是完整性,但其平面性和飛行姿態還有待於今后的深入研究。
  15. Furthermore, the higher the impact velocity, the smaller the extended wave ' s front while the higher the peak velocity. at the same time, the thickness off target should also be in accord with the impact velocity. finally, experiments of quasi - isentropic loading to aluminum targets with lithium fluoride windows via w - mo - ti - mg system flier - plate with graded wave impedance, having been fabricated by sps, were performed on a two - stage light gas gun

    使用sps制備出平行度好、整體緻密的、 w - mo - ti - mg系準連續波阻抗梯度飛片材料,利用二級輕氣炮進行了w - mo - ti - mg系波阻抗梯度飛片材料的準等熵特性的實驗研究,成功實現了對帶窗口材料的al靶板的準等熵壓縮。
  16. The principle advantages of vcsels over conventional edge - emitting lasers lie in ultralow threshold current, small far - field divergent angle, high modulation frequency, potential for wafer level testing and the ease for single longitudinal mode operation and two - dimension integration. as a result they show considerable promise for applications such as optical fiber communication, parallel optical interconnects, optical information processing and neural networks, etc. a direct coupling theoretical model in quasi - three - dimension for the gain - wave guide vertical - cavity surface - emitting lasers has been created in this paper

    它與傳統的邊發射激光器相比具有更優越的特性,例如,具有極低的閾值、較小的遠場發散角、調制頻率高、易實現單縱模工作和二維集成,無須解理封裝即可進行在片測試等,所以,它被廣泛應用於光纖通訊、并行光互聯、光信息處理、光神經網路等領域。
  17. Flier - plate with graded wave impedance, which can be regarded as a new type of functionally graded material ( fgm ) since its wave impedance changes gradually along the thickness direction and thus can be used to generate quasi - isentropic compression energy waves in targets or drive projectiles to hypervelocities, has come to show great potential for the application in dynamic high - pressure technique

    波阻抗梯度飛片作為一類新型的功能梯度材料( fgm ) ,因其波阻抗值沿厚度方向呈梯度變化而具有準等熵壓縮特性並能進一步用於超高速發射中,可以看作是fgm的優異特性在動高壓物理領域中的應用新拓展。
  18. And then the theoretic technique of import the periodically wave of periodically poled crystals in the process of opo was studied, the theoretical method was realized by using period poled crystal in quasi - phase - matched optical parametric oscillation

    研究了將周期極化晶體的周期波矢引入光學參量振蕩過程,利用周期極化晶體實現準相位匹配光學參量振蕩的理論方法。
  19. Attenuation characteristic of fast wave, slow wave, quasi - transverse wave and anti - plane transverse wave are discussed and the combined effects of the anisotropy of the solid skeleton and fluid viscosity on the propagation characteristic of plane waves are analyzed numerically. the influence of horizontal anisotropy and fluid viscosity on the propagation characteristic of elastic waves is clarified

    討論了液飽和多孔介質中快波、慢波,準剪切波和反平面剪切波的衰減特性,並分析了固體骨架異性以及流體粘度的綜合效應對平面波傳播特性的作用,澄清了介質水平面內異性以及流體粘度對彈性波傳播特性的影響。
  20. For the sake of acquiring preferable quasi - isentropic compression energy waves, wave impedance distribution of the flier - plate had better be controlled between 2 and 3

    為了獲得較好的準等熵壓縮波形,梯度飛片應以波阻抗值為設計參數,而且其波阻抗分佈指數應控制在2 3之間。
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