例句與造句

1. Based on the study status at present , the dissertation determines the flight simulation system combined with distributed virtual reality ( dvr ) and traditional simulation methods as the emphasis . according to the basis design principles of dvr , a design scheme of the whole simulation system is proposed . through studying several coordinate systems of the flight dimension and the conversion among them , the article carries out a conversion of the parameters from the flight dimension to the virtual scene
   在分析分布式虛擬現實系統基本設計思想的基礎上，確立了系統的總體設計方案；深入研究了飛行空間的幾種坐標體系及其相互之間的轉換，提出了一種將飛行姿態參數轉化到虛擬三維空間的變換方法；利用vrml建立了較為完善的三維虛擬飛行場景；分析了vrml動畫的產生和與用戶交互機制，實現對場景動畫的控制；建立了虛擬飛行場景與外部java程序的數據接口，并進一步實現了對遠程數據庫中飛行數據的訪問。
2. It's difficult to find distributed virtual reality (dvr) in a sentence. 用distributed virtual reality (dvr)造句挺難的