(defun c:yzy( ) (graphscr) (setvar "cmdecho" 0) (setq a (getreal "帅锅,美女你好定义第一个圆直径:")) (setq b (getreal "\n定义第二个圆直径:")) (setq c (getreal "\n定义中心距:")) (if (> a b) (progn (setq k a) (setq a b) (setq b k) ) ) (setq aa (/ a 2)) (setq bb (/ b 2)) (setq x (/ (* aa c) (- bb aa))) (setq aaa (atan (/ aa x))) (setq d1 (/ x (cos aaa))) (setq d2 (/ (+ x c 10) (cos aaa))) (setq bbb (* 2 pi (sin aaa))) (setq p1 (getpoint " \n指定初始位置:")) (setq p2 (polar p1 0 d1)) (setq p3 (polar p1 0 d2)) (setq p4 (polar p1 bbb d1)) (setq p5 (polar p1 bbb d2)) (command "line" p2 p3 "") (command "line" p4 p5 "") (command "arc" "c" p1 p2 "a" (* bbb (/ 180 pi)) "") (command "arc" "c" p1 p3 "a" (* bbb (/ 180 pi)) "") (setvar "cmdecho" 1) )
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