雷哥,请教一下按照那个教程第四章,按下preview all 后并未出现棱镜三维图,为什么呢?? "',;pGg|K
System being written to file geo_bld.sys db=S*LUbl
--- SYSTEM NEW; RESET; RAYS 0 [$uKI,l
0 rays defined <o[3*59
--- $PLOT NORM 6nJQP a
--- $IO PLOT %pH|2VB#
--- SYSTEM FROM GEO_BLD 4<vi@,s
System being read from file geo_bld.sys FhPCFmmUT