System: Microsoft Windows XP Professional Service Pack 3 ( 5.1.2600 )
CPU: AMD Athlon(tm) II X4 640 Processor
PMemory: 3325.48MB
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: Realtek PCIe GBE Family Controller - 数据包计划程序微型端口
Network: WAN (PPP/SLIP) Interface
Video: NVIDIA GeForce GTS 450 ( 6.14.12.5922 )
VideoRAM: 1024MB
DirectX: DirectX 9.0c (4.09.0000.0904)
SoundVersion: 5.10.0000.6194
我这配置 为什么不可以阴影， 一开就看不到人物，还很卡？ 求解释！！！
