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- Seismic wave field and seismic exploration II. 地震波場(chǎng)與地震勘探2。
- The effect of time-varied wave field on the diffraction tomography was analyzed. 初步分析了時(shí)變入射波場(chǎng)對衍射層析成像的影響。
- The numerical modeling result shows the intuitive wave field characteristics of Rayleigh wave in interstice media. 數值模擬結果非常直觀(guān)地揭示了瑞雷面波在裂縫介質(zhì)中的波場(chǎng)傳播特征。
- In this way, corresponding to every single transversely isotropic elastic random medium model, we can calculate and gained 15 different wave field characteristic quantities. 這樣，對應每一個(gè)橫各向同性彈性隨機介質(zhì)模型，均可計算得到15個(gè)不同的波場(chǎng)特徵量。
- In this paper,the unilateral frictional interface under the assumption of Coulomb friction in anti plane wave field has been investigat ed in detail. 在Coulomb摩擦假定下 ,詳細地討論了反平面波場(chǎng)中單側摩擦界面問(wèn)題 ;
- The Green function on two phase saturated medium by concentrated force is given and the wave field is discussed according to a Biot equation. 通過(guò)對兩相飽和介質(zhì) Biot 方程的變換，利用 Poisson 方程和 Helm holtz 方程性質(zhì)，求解得到兩相飽和介質(zhì)在集中力點(diǎn)源作用下的位移場(chǎng) Green 函數
- At first, qualitative experiments were carried out for the case where a breakwater is the sole factor affecting the wave field. 首先在水槽里進(jìn)行僅有一個(gè)單一的離岸堤的試驗。
- Hence,a method for noisy VSP wave field separation using iterative recursion filtering is presented, which introduces new convolution operator. 本文在此基礎上提出一種VSP多道迭代遞歸濾波分離波場(chǎng)的方法.;給出新的褶積算子;對噪聲不加限制。
- And it has been used to separate the wave field of Ricker.Its results are basically accurate and computation is more efficient. 利用二維連續小波反變換，以合成的Ricker子波為模擬信號為例進(jìn)行波場(chǎng)分離，提高了運算效率，實(shí)驗結果基本上比較準確，還需要實(shí)際地震信號的進(jìn)一步驗證。
- CCD sensor is used to record holograms in digital holography. It substitutes numerical reconstruction for optical method to reconstruct object wave field by computer. 它用電荷耦合器件CCD代替普通全息記錄材料來(lái)記錄全息圖,用計算機數字處理和顯示技術(shù)取代光學(xué)衍射來(lái)完成物體的重現,實(shí)現了全息圖的記錄、存儲和重現過(guò)程的數字化。
- The synchronistical measurement for marine pipeline lifting force and surrounding current field in wave field was carried out by introducing a PIV system method. 在波浪場(chǎng)中，利用PIV裝置進(jìn)行水平輸油管線(xiàn)升力及其周?chē)鲌?chǎng)的同步測量。
- The relations among macroscopic variables of wind wave fields are intrinsic. 風(fēng)浪場(chǎng)宏觀(guān)特征量間存在固有關(guān)系。
- Relationships between the wave energies, the distances of the measuring stations to the breakwater, and the directionality of the wave field were obtained. 并藉著(zhù)比對堤前和堤后波場(chǎng)能量而得到堤體距離和波浪方向性的關(guān)系式。
- The falls upstream are full of salmon. 該瀑布上流有許多大麻哈魚(yú)。
- Although the wave field based pre-stack depth migration is the most reliable method for complex structure imaging,it has a high computation cost and a poor adaptation to geometry. 基于波場(chǎng)延拓的疊前深度偏移是實(shí)現復雜構造地質(zhì)體成像的可靠方法,但存在著(zhù)計算量大、對觀(guān)測系統適應性差等缺點(diǎn)。
- We paddled (the canoe) slowly upstream. 我們慢慢地劃著(zhù)(獨木舟)逆流而上。
- Wave equation-based prestack depth migration technique can accurately describe the wave field in complex media conditions and perform high resolution imaging. 基于波動(dòng)方程的疊前深度偏移方法能在復雜介質(zhì)條件下精確描述波場(chǎng),且能高精度成像。
- The total wave field simulation is realized by this method for the wave pattern conversion and the wave form change in the propagation of the seismic wave. 實(shí)現了在微機上用有限差分法對地震波在傳播過(guò)程中的波型轉換及波形變化的全波場(chǎng)模擬。
- Based on high order generalized screen propagator, we used the method of "wave field downward continuation" to realize prestack depth migration from irregular topography. 基于高階廣義屏算子，應用直接下延法，實(shí)現了起伏地表條件下的高階廣義屏算子深度偏移。
- In this paper,the properties of the wave field of a contionous material system from vibration are studied,considering thetion of the classical wave equation and its quantization. 本文研究連續媒質(zhì)體系振動(dòng)波場(chǎng)的性質(zhì);由經(jīng)典波動(dòng)方程的解過(guò)渡到量子化場(chǎng);推導出了以產(chǎn)生和消天算符表示的量子化場(chǎng)哈密頓量;再進(jìn)一步討論其物理意義.
