INI文件夹的VideoOptions
找到下面一段
;Load all minitextures and textures with PRECACHE:YES flag at game start.
; 0 - do not load (faster load time, choppy gameplay)
; 1 - do load (longer load time, smooth gameplay)
; Should be 1 for release, 0 for development.
PRECACHETEXTURES=0 (改0后 读取快了些)