driving simulator短语⁹⁶⁶⁷⁷⁺⁶ 基本例句 行驶模拟装置 A method for optimizing the sceneries in the vehicle driving simulator visual system is proposed, which is based on the LOD technology to simplify or complicate the polygon meshes of the sceneries. 根据细节层次技术原理，实时简化场景的多边形网格，将景物合理分类，对不同类型的景物相应采取了不同的优化策略。 dictall