(defun c:CHG (/ ss n ent dec)
(setq dec (getint "\n输入小数位数 (例如 1 或 2): "))
(princ "\n选择要修改的标注...")
(setq ss (ssget '((0 . "DIMENSION"))))
(if ss
(repeat (setq n (sslength ss))
(setq ent (ssname ss (setq n (1- n))))
(vla-put-primaryunitsprecision
(vlax-ename->vla-object ent)
dec
)
)
)
(princ)
)