(setq p41 (polar p34 (* 0.5 pi) r0))

(setq p42 (polar p41 pi (* 0.5 L0)))

(setq p43 (polar p41 0 (* 0.5 L0)))

(setq p44 (polar p34 (* 0.5 pi) (+ (- r0 t00) h0)))

(setq p45 (polar p44 pi (* 0.5 L0)))

(setq p46 (polar p44 0 (* 0.5 L0)))

(setq p47 (polar p34 (* 0.5 pi) (+ r0 t10)))

;иĵÄÍâÖá

(setq p48 (polar p41 pi (* 0.55 L0)))

(setq p49 (polar p41 0 (* 0.55 L0)))

(setq p18 (polar p47 pi (* 0.55 L0)))

(setq p19 (polar p47 0 (* 0.55 L0)))

(setq p50 (polar p36 pi (* 0.25 d0)))

(setq p51 (polar p37 0 (* 0.25 d0)))

(setq p52 (polar p41 pi (+ (* 0.25 d0) (* 0.55 L0))))

(setq p53 (polar p41 0 (+ (* 0.25 d0) (* 0.55 L0))))

(setq p54 (polar p36 (* -0.5 pi) (* 0.5 r0)))

(setq p55 (polar p37 (* -0.5 pi) (* 0.5 r0)))

(setq p56 (polar p48 (* 0.5 pi) (* 0.5 r0)))

(setq p57 (polar p49 (* 0.5 pi) (* 0.5 r0)))

(command "pline" p39 p45 p46 p40 p39 "")

(command "line" p50 p51 "")

(command "line" p54 p36 "")

(command "line" p55 p37 "")

(command "line" p56 p48 "")

(command "line" p57 p49 "")

(command "line" p42 p52 "")

(command "line" p43 p53 "")

(command "line" p54 p55 "")

(command "line" p56 p57 "")

(command "line" p18 p19 "")

;¼ü¿íµÄ±ê×¢

(setq p20 (polar p34 (* 0.5 pi) (* 1.65 r0)))

; (command "dimlfac" (/ 1 k1))