例句與造句

1. A generalized high order screen extrapolator of double square root ( dsr ) equation is derived from the non - stationary phase shift formula of wavefield continuation , thus a new prestack depth migration method in the cmp - offset domain is proposed
   在波場(chǎng)延拓方面，從非穩(wěn)態(tài)相移公式出發(fā)，推導(dǎo)出廣義高階屏雙平方根波場(chǎng)延拓公式，從而得出了一種新的共中心點(diǎn)-炮檢距域疊前深度偏移方法。
2. The migration results of the synthetic and ocean field datasets show that this method is correct and effective . several prestack depth migration methods are proposed and unified to the synthetic source record migration method . these methods include plane wave migration with fourier finite difference ( ffd ) extrapolator , maximum energy plane wave migration and prestack migration with phase encoding of areal shot records
   通過(guò)對(duì)本文提出的平面波傅立葉有限差分疊前深度偏移方法、最大能量面炮記錄疊前深度偏移方法和相位編碼面炮記錄疊前深度偏移方法的研究，試算和對(duì)比，提出了合成震源三原則，根據(jù)這些原則，提出了合成震源概念和合成震源記錄疊前深度偏移方法。
3. It's difficult to find extrapolator in a sentence. 用extrapolator造句挺難的