For example, {HEAD ~ the cap} 1 may be formed by molding {TAIL ~ a homopolymer polypropylene} with a modulus of elasticity of 1450 MPa  
formed by molding
For example , { HEAD ~ the cap } 1 may be formed by molding { TAIL ~ a homopolymer polypropylene } with a modulus of elasticity of 1450 MPa
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH