你插入的是txt的光源文件吗?这样的文件内容有固定的格式的,比如: yQkj4v{ Line # Description Format JGS4r+ qla$}dnvc 1 File Header !! Source file: file-name ^4Ta0kDn F<'@T,LVc 2 Format Version Version:1.2 ?S9!;x< Vx1xULdY 3 TracePro Version TracePro Version: 2 1 0 }@-4*5P3 AL #w 4 - 7 Generation data (Varies with creation program) 8$SA"c) *,w9#?2x 8+ Ray data (See below)