(princ * ffl) ) (if (not fl)(setq fl*yffl(setq'yffl fl)) )(defun dfw ( (command"OSNAP""NEAR") ( setq el( entel"n阀心位置:") (command"osnap""none") ( defun gy ( setq zx(cadr el) e2(entget(car el)) pol(cdr(assoc 10 e2)) 02(edr(assoc 1l e2)) 2(+(*(1.02.0)pi) angle pl1p02) 11(/fc 1. 732) 12(l11.0) pl( polar Z(+z(*(2.03.0)pi))l2) p2( polar zx(+z(*(1.03.0)pi))l2) p3( polar Zx(+z(*(403.0)pi))l2) p4(polar zx(+ zj(*(/5.03.0)pi)) 12) pll( polar Zx(+z(*(1.02.0)p)(*0.86712) p2l( polar zx(+z(*(203.0)p)(*0.4811) p22( polar zx(+2(*(1.03.0)pi)(*0.4811) p23( polar zX(+(*(4.03.0)pi)(*0.4811) p24( polar zX(+2(*(5.03.0)pi)(*0.4811);setq (command"break"p32 p33) (defun qfo (while el (gy) (command"line"p21 pl p2 p22 line"p23 p3 p4 p24 circle"ZX(*0.48 I1):command ): while (PRINC (while el (command"line"pl p2 p3 p4 pl "" (PRINC(princ *yffl) (setq fl (getkword " >")) (if (not fl) (setq fl *yffl) (setq *yffl fl)) ) (defun dfw ( ) (command "OSNAP" "NEAR") (setq e1 (entsel "\n 阀心位置:")) (command "osnap" "none") (defun gy（） (setq zx (cadr e1) e2 (entget (car e1)) p01 (cdr (assoc 10 e2)) p02 (cdr (assoc 11 e2)) zj (+ (* (/ 1.0 2.0) pi) (angle p01 p02)) l1 (/ fc 1.732) l2 (/ l1 1.0) p1 (polar zx (+ zj (* (/ 2.0 3.0) pi)) l2) p2 (polar zx (+ zj (* (/ 1.0 3.0) pi)) l2) p3 (polar zx (+ zj (* (/ 4.0 3.0) pi)) l2) p4 (polar zx (+ zj (* (/ 5.0 3.0) pi)) l2) p11 (polar zx (+ zj (* (/ 1.0 2.0) pi)) (* 0.867 l2)) p21 (polar zx (+ zj (* (/ 2.0 3.0) pi)) (* 0.48 l1)) p22 (polar zx (+ zj (* (/ 1.0 3.0) pi)) (* 0.48 l1)) p23 (polar zx (+ zj (* (/ 4.0 3.0) pi)) (* 0.48 l1)) p24 (polar zx (+ zj (* (/ 5.0 3.0) pi)) (* 0.48 l1)))；setq (flsz) (command "break" p32 p33 ) ) (defun qf ( ) (while e1 (gy) (command "line" p21 p1 p2 p22 "" "line" p23 p3 p4 p24 "" "circle" zx (* 0.48 l1))；command (dfw) )；while (PRINC) ) (defun jz ( ) (while e1 (gy) (command "line" p1 p2 p3 p4 p1 "") (dfw) (PRINC) )