(defun mtl (/ ss n en obj len)
(progn
(setq ss (ssget "x" '((0 . "*LINE"))))
(repeat (setq n (sslength ss))
(setq en (ssname ss (setq n (1- n))))
(setq obj (vlax-ename->vla-object en))
(setq len (vlax-get obj 'Length))
;;; (setq len (vla-get-Length Obj))
(if (equal len 1.48 0.01) (ssdel en ss))
)
)
(command "chprop" ss "" "la" "1" "")
)