Do you think we should use gradings such as PG, PS, NP, NK?
I would like to know your opinions on this please.
Thanks
http://forum.therx.com/6/ubb.x?a=tpc&s=100090022&f=4153014165&m=814104221
I would like to know your opinions on this please.
Thanks
http://forum.therx.com/6/ubb.x?a=tpc&s=100090022&f=4153014165&m=814104221