If stiffer fibers are to be contained in the nonwoven, which can be displaced at least not permanently into {TAIL ~ the marginal areas} of the respective holes by the water needling on a perforated drum, these fibers, {HEAD ~ namely only the ones} that are stretched across the holes, are subjected briefly to melting 
If stiffer fibers are to be contained in the nonwoven , which can be displaced at least not permanently into { TAIL ~ the marginal areas } of the respective holes by the water needling on a perforated drum , these fibers , { HEAD ~ namely only the ones } that are stretched across the holes , are subjected briefly to melting
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