{HEAD ~ These parameters} can be divided into {TAIL ~ a first set}, namely, the parameters which determine the nonwoven web to be solidified, and a second set, namely, the parameters which determine the solidifying method 
divided into
{ HEAD ~ These parameters } can be divided into { TAIL ~ a first set } , namely , the parameters which determine the nonwoven web to be solidified , and a second set , namely , the parameters which determine the solidifying method
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH