{HEAD ~ A process} 1, wherein {TAIL ~ the powder} of a synthetic resin comprises fine particles having a spherical shape 
wherein
{ HEAD ~ A process } 1 , wherein { TAIL ~ the powder } of a synthetic resin comprises fine particles having a spherical shape
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH