机器配置：
System: Microsoft Windows 7 家庭普通版 ( 6.1.7600 )
CPU: Intel(R) Core(TM) i5-2300 CPU @ 2.80GHz
Sound: NVIDIA High Definition Audio
Sound: NVIDIA High Definition Audio
Sound: NVIDIA High Definition Audio
Sound: NVIDIA High Definition Audio
Sound: Realtek High Definition Audio
Network: Intel(R) 82579V Gigabit Network Connection
Video: NVIDIA GeForce GT 420 ( 8.17.12.5983 )
VideoRAM: 1024MB
DirectX: DirectX 11
SoundVersion: 6.00.0001.6151
进入游戏后不显示房屋等建筑物，各种分辨率都试过了，求解决办法！
