steel bar ay tumutukoy sa reinforced material na gawa sa bakal, na malawakang ginagamit sa construction engineering, bridge engineering, water conservancy engineering, underground engineering at iba pang infrastructure construction.
steel bar ay tumutukoy sa reinforced material na gawa sa bakal, na malawakang ginagamit sa construction engineering, bridge engineering, water conservancy engineering, underground engineering at iba pang infrastructure construction.