J-9 and J-13 fighter links …. can anyone translate ????

On afwing there are two very interesting pages about the J-9 and J-13 fighter projects !!!

http://www.afwing.com/intro/j9.htm
http://www.afwing.com/intro/j13.htm

Is there anybody out there who can translate them ???

Please …. !!!!

Best regards

Deino