例句與造句

1. On the base of analysis of hydrologic geology from aquifer distribution , boundary conditions and dynamic characters etc . in the research area , the paper sums up the hydrologic geologic condition , builds up the conceptual model of groundwater resource evaluation and presents 2d calculation model , as well as numeric solution and computing flow chart . after introducing general solutions of mathematic models and implementation method of rectangular grid , the paper realizes the automatic technique of spatial dispersion rectangular grid of evaluation models based on gis . finally , the paper fulfills the integration of gis with groundwater resource evaluation models from gis - based basic management information , spatio - temporal dispersion of models , definition of subprogram and visual evaluation of parameters , as well as models simulation etc . , and visualizes the results of evaluation models
   論文以地下水超采?地下水降落漏斗?地面沉降現(xiàn)象較為嚴(yán)重的常州、武進地區(qū)作為研究評價區(qū)域，在對評價區(qū)域的含水層分布、邊界條件和動態(tài)特征等水文地質(zhì)條件分析的基礎(chǔ)上，概化了其水文地質(zhì)條件，構(gòu)建了相應(yīng)的地下水資源評價概念模型與數(shù)學(xué)模型，并給出其數(shù)值解法和相應(yīng)的計算流程；論文在介紹數(shù)學(xué)模型的兩種常用數(shù)值解法和模型空間離散的矩形網(wǎng)格生成技術(shù)的基礎(chǔ)上，實現(xiàn)了基于gis的評價模型空間離散矩形網(wǎng)格的自動生成；最后，論文從基于gis的評價模型基本信息管理、模型空間時間離散方法、子程序包與模型計算參數(shù)可視化賦值、模型的擬合等方面實現(xiàn)了gis與評價區(qū)域的地下水資源評價模型的集成，并將模型評價結(jié)果可視化。
2. It's difficult to find spatial dispersion in a sentence. 用spatial dispersion造句挺難的