非壓縮體波 的英文怎麼說
中文拼音 [fēiyāsuōtǐbō]
非壓縮體波
英文
non-compressional event-
The company is a matter of professional re - produced video product design groups, companies established in 1997, bing on " efficient, pragmatic, self - confidence, i solemnly declare " entrepreneurship, after four years of growth, has mastered the television advertisements taken, recorded, and compiled 3d integration of advanced technology with a moment of the latest industry dynamics, constantly seeking innovative, rich in the spirit of professionals with various professional camera box machines, non - linear editing equipment class digital compression equipment, like high - quality creative, sophisticated quality of the production, enterprises and individuals to strive for excellence fuel
本公司是一家專業重事影視產品設計製作的團體,公司創建於1997年,秉存「高效、務實、自信、律己」的企業精神,歷經4年的成長,已掌握影視廣告攝、錄、編三維一體的先進技術,擁有一批時刻把握行業最新動態,不斷追求創意、富有開拓精神的專業人才,配備各類專業攝箱機、非線形編輯設備,一流數碼壓縮設備,願以高品位的創意,精良質素的製作,為追求卓越的企業及個人推波助瀾。In this dissertation the pulse compression performances of linear frequency modulation signals ( lfm ), nonlinear frequency modulation signals ( nlfm ) and design of their side - lobes suppression filters are analyzed, and design of the pulse compression program of 4 pieces of adsp21160 in the processing unit and the program of single piece of adsp21160 and fpga in the interface unit of the pulse compression system are introduced in detail
全文分析了線性調頻信號( lfm ) ,非線性調頻信號( nlfm )的頻域脈沖壓縮方法及其旁瓣抑制濾波器的設計和優化,詳細介紹了脈沖壓縮系統中基於4片adsp21160的處理單元和單片adsp21160和fpga組成的介面單元的軟體設計。The resonant flow was researched in this paper, which is an incompressible, inviscid fluid with surface tension and different variational bottoms ; the effects of different variational walls on the nonlinear surface waves were analyzed
本文通過對具有表面張力的、不可壓縮、無粘性流體流過不同壁面時的共振流動進行研究,分析了壁面變化對非線性表面波的影響。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。For unmagnetized, relativistic and hot ion plasmas, the ion - acoustic waves can be described by the kadomtsev - petviashvili ( kp ) equation ( ( ut + auux + buxxx ) x + duyy = 0 ). it suggests that the nonlinear ion - acoustic solitary waves in a relativistic hot ion plasma are stable even there are some higher order transverse perturbations. there are only compressive solitary waves in the relativistic hot ion plasmas which has been vertified analytically
在低階近似下,無磁場相對論熱離子等離子體可由kp方程( ( u _ t + auu _ ( x ) + bu _ ( xxx ) _ x + cu _ ( yy ) = 0 )來描述,相對論熱離子等離子中的非線性離子聲孤波在高階橫向擾動下是穩定的,且在相對論熱離子等離子體中僅存在壓縮型孤波In the third chapter, we will study the existence and uniqueness of the classical global solution and generalized global solution to the periodic boundary value problem and the cauchy problem for this kind of equation. in the second chapter, we study the following nonlinear wave equation of higher order : with the initial boundary value conditions or with where a1, a2, a3 > 0 are constants, ( s ), f ( s0, s1, s2 s3, s4 ) are given nonlin - ear functions, u0 ( x ) and, u1 ( x ) are given initial functions. for this purpose, by green ' s function of a boundary value problem for a fourth order ordinary differential equation we first reduce the problem ( 1 ) - ( 3 ) to an equivalent intergral equation, then making use of the contraction mapping principle we prove the existence and uniqueness of the local classical solution for the intergral equation
本文分三章,第一章為引言;第二章研究一類非線性高階波動方程的初邊值問題的整體古典解的存在性和唯一性,以及古典解的爆破;第三章研究此方程的周期邊界問題和cauchy問題的整體廣義解和整體古典解的存在性和唯一性,具體情況如下:在第二章中,我們研究一類非線性高階波動方程的如下初邊值問題:或或其中a _ 1 , a _ 2 , a _ 3 0為常數, ( s ) , ( s _ 0 , s _ 1 , s _ 2 , s _ 3 , s _ 4 , )為已知的非線性函數, u _ 0 ( x ) , u _ 1 , ( x )為已知的初始函數,為此,我們先用四階常微分方程邊值問題的green函數把上述問題轉化為等價的積分方程,然後利用壓縮映射原理證明此積分方程局部古典解的存在性和唯一性,又用解的延拓法證明上述問題整體古典解的存在性和唯一性,主要結果有:定理1設u _ 0 ( x ) , u _ 1 ( x ) c ~ 4 [ 0 , 1 ]且滿足邊界條件( 2 ) ,若以下條件滿足:其中a , b月0為常數, wIn the field of fundamental research, such as quantum optics, blue light can be used as a pump source of optical parametric oscillator ( opo ) to generate the neoclassical light fields around wavelength of 860nm, which can be detected with 99. 9 % of quantum efficiency, the highest efficiency in the measurement of neoclassical light as known yet it is also possible to generate the squeezed vacuum state at 852nm, which is the resonance wavelength of the transition line d2 of cesium atoms and can be supposed to investigate the properties of atomic radiation in the interaction between atoms and quantum state of light fields
在量子光學中,該藍光作為下轉換的泵浦源,可以產生860nm非經典光場,其探測效率可達99 . 9 ,高於目前產生的其他任何波段的非經典光場。同時通過溫度調諧,可望產生與銫原子d2線作用的852nm波段的壓縮真空態,從而開展非經典光場與冷原子的相互作用等方面的實驗研究。本文主要通過knbo _ 3晶體外腔諧振倍頻技術來產生藍色激光光源。Nonlinear dynamic analysis of high arch dams is carried out considering the opening of joints and the effect of traveling wave with engineering background of xi luodu arch dam whose height is 278 metel based on the theory of interaction of fluid - solid, the coupled fem equation considering compressible water is deduced
以高278m的溪落渡拱壩為工程背景,進行了考慮橫縫張開、行波效應等復雜因素的非線性動力分析。基於流固耦合理論,推導了可壓縮水體的耦合有限元方程。分享友人