Prestressed concrete

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Kaituhi matua: Muthu, K.U...[et al]
Reo:Ingarihi
I whakaputaina: Delhi PHI 2016
Ngā marau:
Ngā Tūtohu: Tāpirihia he Tūtohu
Kāore He Tūtohu, Me noho koe te mea tuatahi ki te tūtohu i tēnei pūkete!