P3O1S1T1T1E1N1S1I1O1N1I1N1G2
17 points
POSTTENSIONING is validvalid
POSTTENSION, to prestress concrete after hardening
POSTTENSION, to apply tension to (reinforcing steel) after concrete has set
POSTTENSION, to prestress concrete after hardening
POSTTENSION, to apply tension to (reinforcing steel) after concrete has set