	֪λϵ

	
1 ģ:mn=1
2  :z=41
3 ѹ:an=20
4 :helix=15
5 ߳:wi=17.25
6 :k=6
	
	

1 ѹ:at=atan(tang(an)/cos(helix))
2 λϵ:
; ⷨһ(ֱ֪λϵ󹫷߳ȵĹʽ,ýⷽrote):
;x=rote[x,mn*cos(an)*(pi*(k-0.5)+z*inv(at)+2*x*tan(an))-w]= 0.554603

ⷨ(ûֳɹʽ,ԼƵ):
inv=tang(at)-at*pi/180.0
x=(wi-cos(an)*(pi*(k-0.5)+z*inv)*mn)/(2*sin(an)*mn)