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?? ~Z!xS
System being written to file geo_bld.sys O`~G'l&@T
--- SYSTEM NEW; RESET; RAYS 0 y8HLrBTza
0 rays defined C18pK8-
--- $PLOT NORM H=?v$!
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--- $IO PLOT AR\>P
--- SYSTEM FROM GEO_BLD W"? |O Q'
System being read from file geo_bld.sys "%dWBvuO