wave group 中文意思是什麼

wave group 解釋
波群
  • 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...
  • group : n 1 群;批,簇。2 集團,團體,小組。3 【化學】基,團,組;(周期表的)屬,族。4 (雕塑等的)群像...
  1. Bing high power resources of millimeter - wave radiation, based on electron cyclotron maser, gyrotron has been pay much respect in the world for vast applications in many areas such as plasama calefaction, linear accelerators, millimeter wave radar, communications, electronic countermeasure and so forth. prof. liu shenggang began the research on electron cyclotron maser, and later, the group leaded by prof. li hongfu has done much research work on gyrotron also, and later, they have began the research on a kind of gyrotron amplifier - - - - - - gyroklystron

    迴旋脈塞器件? ?迴旋管作為大功率毫米波源,在等離子體加熱、線性加速器、雷達、通信及電子對抗等領域有著廣泛的應用前景,因此受到了國際上的廣泛重視,特別是近三十年來,迴旋管得到了快速的發展,並成為了研究的熱門方向。
  2. The group velocity ( u ) corresponds to the net result from the addition of all elements with different periods and different velocities within the wave motion

    而群速度( u )符合於波動的不同周期,不同速度的各種因素疊加的凈結果。
  3. These men had grown up, gone to school, played baseball, and worked together, dated each other ' s sisters, trained and deployed as a group, and were in the first wave to assault omaha beach at h hour on june 6

    這些人一起長大、上學、玩棒球和工作,與彼此的姐妹約會,在一起訓練和服役,在6月6日攻擊開始時刻,他們作為第一波攻擊浪潮,襲擊了奧馬哈海灘。
  4. It is peaceable and group living, but the dense of the group is related much on tide and wave

    分市于印度洋和大平洋西部我國沿海均產之,東海與南海較多。
  5. The group velocity(u) corresponds to the net result from the addition of all elements with different periods and different velocities within the wave motion.

    而群速度(U)符合於波動的不同周期,不同速度的各種因素疊加的凈結果。
  6. In this paper, i consider the traveling wave solutions and peakons of the generalized camassa - holm ( gch ) equation and give the express of the solitons of this equation. the peakons and their figures of the gch equation are given with the mathematic software for m - 1, m = 2 and m = 3 in particular ; for m = 3, i get the generalized dissipative camassa - holm equations by adding a dissipative term and find two types exact traveling wave solutions of this equations. i also apply the homogeneous balance method into the gch equation so that i get a group of smooth solutions for m = 2 and m = 3 and the backlund transformation for m - 3 of the gch equation

    本文研究廣義camassa - holm ( gch )方程的行波孤立子解及尖峰孤立子解,給出gch方程的行波孤立子解的表達式,特別的,對m = 1 、 m = 2 、 m = 3時利用mathematica數學軟體進行計算,解出了gch方程的尖峰孤立子解,並給出了此時gch方程的尖峰孤立子解的圖形,使數值分析和理論相結合;對m = 3時的gch方程增加一耗散項u _ ( xx )后得到廣義耗散camassa - holm方程,並解出此方程的兩類精確行波解;本文將齊次平衡法應用到gch方程中,解出m = 2 、 m = 3時的gch方程的一組光滑解,同時應用此方法得到了m = 3時的gch方程的backlund變換。
  7. X4 ? gridding attenuation and 2 ? x2 ? gridding group velocity are calculated respectively, based on the attenuation and velocity, the distribuation of rayleigh wave quality factor qr are yielded finally. ( 3 ) building the s - wave quality factor og3d structure of the continental crust and upper mantle of china area

    為此把中國大陸區域劃分成4 4網格和2 2網格,利用lsqr方法分別進行衰減系數和群速度網格化反演,得到4 4單元格的衰減系數分佈和2 2單元網格的群速度分佈。
  8. It implies that gene expression in plant cells might have changed under the stimulation of sound wave. thirdly, the cell cycle of protoplast of control group and stimulated group ( stimulating for 9 days ) was estimated by flow cytometer. the results showed that the number of cells of stimulated group decreased in g0 / g1 phase and increased in s phase

    圍繞中心法則分別測定了dna 、 rna和可溶蛋白質的含量,發現聲波刺激組的dna含量變化不明顯,而rna和可溶蛋白質的含量都有所升高,且以刺激9天的實驗組最為突出,表明在強聲波的作用下,有關應力響應的轉錄因子被啟動,轉錄水平提高,從而翻譯合成較多的蛋白質,促進植物的生長發育。
  9. The expressed product was lysised with supersonic wave and purified by sds - page. elisa analysis revealed that the antigenicity of the vpi protein has been detected. the forth part - detection of aev - nh937 strain by in situ hybridization ( 1sh ) - probe was labelled with digoxigenin ( dig ). then the probe hybrid with 5d, 10d, and 20d postinfection brain tissue of chicken. the results of the ish showed that the positive signal was found in 3 cases, while control group was negative. there has been a reasonable correlatien between this method and other detection test

    經超聲波裂解,用尿素溶解包涵體,電泳純化后,利用elisa檢測vp _ 1外殼蛋白,表明具有一定抗原性;第四部分:應用原位雜交檢測aevi用dig標記的探針與sd 、 10d 、 20d的攻毒雞腦組織雜交,來檢測那v的rna 。
  10. 9. the extraction of nitric acid with tibopda and tbopda causes great shifts for the absorption peaks of both carboxyl group and ether group of the complex compound in ir spectrum. for the complex compound of eu, u and th, graet shift occurs only in the wave range of carboxyl group. the ethe

    本工作中求出的np ( v )在低酸下歧化平衡常數未見文獻報道,對iaf料液中的鋒在調價後用加入尿素的辦法將其穩定在不易被草取的五價,在
  11. This article develops a research on the underwater acoutics position technology with the short array - group and designs hardware of this system based on application background, which includes the receiver, controlling sub system and interface sub system and the wave ( data ) collecting sub system

    本論文對短基線水聲定位技術進行了研究並設計了基於工程應用背景下的硬體電路系統。主要包括:接收機分系統、控制及介面分機分系統和波形(數據)採集分系統。
  12. The results show that selection of radiation parameterization schemes has distinct impact on the simulated results. the results simulated by the group with detailed long - wave and short - wave radiation parameterization scheme reflect plateau terrain and typhoon, cloud, subtropical high, trough / ridge more particularly and reasonably ; intensity of typhoon rainfall center is improved 1 / 3, there have been some improvements on intensity of the north heavy snow, more approach the observation

    通過對2002年第16號臺風個例和2002年12月19 24日降雪個例的模擬,結果表明:選用不同的輻射參數化方案對模擬結果具有明顯的影響,較詳細的長短波輻射參數化方案組合模擬的各種輻射量和雲對地形以及臺風、副高和槽脊等天氣形勢的反映更加細致合理;降水的預報也更加接近實況。
  13. ( 2 ) calculating the gridded rayleigh wave attenuation factor y and group velocity. the lsqr algorithm is used to inverse the attenuation factor and group velocity under 4 ? x4 ? gridding and 2

    ( 2 )進行rayleigh波衰減系數、群速度網格化純路徑衰減反演計算,得到網格單元純路徑衰減系數和群速度分佈結構。
  14. The authors briefly introduced the operating principle of gpr and its method and technique for investigating the subterranean cavitation, with some subterranean cavitation inspection of groundwork exploration in guangzhou as an example, analyzed the radar wave group characteristics of subterranean cavitation, and summarized the anomaly characteristics of the time - depth sections of the gpr

    摘要簡要介紹了探地雷達工作原理及其探測地下空洞的方法技術,以廣州某地基勘察中地下空洞的檢測為例,分析了地下空洞的雷達波組特徵,總結了探地雷達時深剖面圖的異常特徵。
  15. Bluetooth is a technology developed for short - range wireless communication by bluetooth special interest group ( sig ). the purpose of bluetooth technology is to replace the cable and connect various devices such as cell phone, pc and pda together by electromagnetic wave

    藍牙是由藍牙特別興趣小組( sig )制定的短距離無線通信技術,其最初的主要目的是取代電纜,用電磁波來實現手機、 pc和手持終端等各種設備間的連接。
  16. The big wave tumbling, blows completely steel bar crazy sha shi to seethe gold, calmly looked the cloud volume cloud extends, we witnessedthe water average, vainly hoped for a group walks in the struggle

    大浪翻滾,吹盡鋼筋狂沙始見金,靜看雲捲雲舒,我們目擊水中流,夢想在奮斗中一路走來。
  17. When the frequency approaches zero, the factor approaches zero correspondingly ; 2 ) the amplitude of interaction factors changes with the incident angle of rayleigh waves and reaches maximum when is zero. moreover, with the increase of, the wave period shortens apparently ; ( 3 ) the amplitude of interaction factors decreases as the pile spacing increases and approaches to zero when the pile spacing is 15 ; 4 ) the amplitudes of interaction factors increase clearly with the increasing stiffness ratio of pile to soil ; 5 ) the lat eral seismic response of fixed - head pile groups is much smaller than that of free - head pile groups. moreover, the pile - group effects induced by rayleigh waves can be neglected ; 6 ) the lateral seismic response of piles at different location differs from each other

    得到了以下結論: 1 )樁的相互作用因子隨頻率呈周期性變化,在振動頻率比較低的情況下,樁的橫向相互作用因子也較低,當頻率趨近於零時,相互作用因子也趨近於零; 2 )樁的相互作用因子的幅值隨瑞利波入射角度的變化而變化,在= 0情況下幅值最大,且隨入射角度的增加,波動的周期明顯縮短; 3 )樁的相互作用因子的幅值隨著樁與樁間距的增加而減小,至s d = 15時,樁的相互作用因子基本趨近於0 ; 4 )在頻率比較低時,相互作用因子幅值隨樁土相對剛度比的增加而顯著增加; 5 )樁頂固接可以有效地降低群樁的橫向地震響應幅值,由瑞利波產生的群樁效應可以忽略不計; 6 )群樁中不同樁位的樁的橫向地震響應是不同的,每根樁所在的樁位對其橫向地震響應有很大的影響;刀樁數的增加並不能減小樁的橫向動力響應。
  18. Results the effect was shown earlier and higher complete alleviation rate produced for shock wave treatment group if compared with the routine treatment group, and there was no increase in toxic side - effect but no obvious difference was found between two groups as for long - time survival rate

    結果在放射總劑量相同時,沖擊治療組比常規治療組效果出現早,完全緩解率高,並且毒副作用不增加;但兩組比較長期生存率無明顯差異。
  19. Secondly, wavelet transform is applied to compute the arrival time of the lamb wave group velocity experiments results demonstrate that wavelet transform can improve the precision of damage localization

    其次,本文採用小波分析方法提取lamb波群速度的到達時間,獲得了比閾值法及互相關方法更高的精度。
  20. Gaussian wave group

    高斯波包
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