例句與造句

1. By comparing the numerical results of water infiltration with air and without air , it is shown that the method in this paper is more effective for solving problems of water infiltration in unsaturated soil . in this paper the forming process of oil - bearing basin is the main research object and the mathematic model of geology is built , in order to simulate the dynamic forming process of stratums especially oil - bearing stratum in geology history in the time and space concept , further to investigate the history of petroleum forming , transmitting , accumulating and predict the distributing rule and scope of petroleum , and offer an rapid , quantitative , exact , general choice for the researcher of petroleum geology . with denudation , poor - compactness and sedimentation hiatus , the stratum relations of sedimentation section is judged , and the ancient thickness and pressure of stratum layer are recovered by the inversion method of back stripping . the numerical simulation algorithm of recovery of geological history is also given
   為了利用現(xiàn)代化的計算技術(shù)再現(xiàn)含油氣盆地的地史演化發(fā)育過程，以便進(jìn)一步定量化研究油氣的生成、運移和聚集的歷史以及預(yù)測油氣分布規(guī)律、分布范圍，為石油地質(zhì)學(xué)家提供一個快速、準(zhǔn)確、定量、綜合的研究手段，本文就含油氣盆地的地史演化發(fā)育過程為主要研究對象，建立了數(shù)學(xué)地質(zhì)模型，運用優(yōu)化理論與算法，在考慮了剝蝕、欠壓實、沉積間斷等地質(zhì)現(xiàn)象的情況下，采用回剝反演法，應(yīng)用鉆井、測井、地震等方法獲得的地層物性資料，判別沉積剖面中地層的接觸關(guān)系，恢復(fù)地層的古厚度、古壓力，構(gòu)造了地史恢復(fù)的數(shù)值模擬方法。
2. It's difficult to find back stripping in a sentence. 用back stripping造句挺難的