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没人知道吗? 这种方法可以画,但是预览不到spl线 (setq roadt t) (command "spline") (while roadt (setq roadp (GRREAD T 4 0)) (if (= (car roadp) 3) (command (cadr roadp)) ) (if (and (/= (car roadp) 5 )(/= (car roadp) 3)) (setq roadt nil)) ) (command "") (command "") (command "") |