The isi formworks nke na-aga n'ihu anwụ na-agụnye ntụmadị fixing efere, ịpị efere, concave formworks, wdg Dị ka izi ezi nke stamping ngwaahịa, mmepụta nke ukwu, nhazi ngwá na usoro nke anwụ, na mmezi mode nke anwụ, e nwere atọ ụdị dị ka fol. ..
GỤKWUO