can reduce Explosive Spalling ?What is the main material? Crack Restraint Shock Resistance Abrasion ... than 3.5%moisture content.Low fire resistance Limestone , Granite etcHigh fire resistance Sandstone ... Strength Concrete columnThank You Reference 서적 : 고강도 콘크리트 구조내화설계 - 대한건축학회 논문 : 섬유보강 고강도 콘크리트의 내화 성능
.45. Geologists describe rivers as young, maturity, or aging,(A) (B)referring not to actual years of ... oolitic limestone, which has been used to build many famous monuments.(A) semi-precious stone(B) product ... (C) building material(D) discovery105. Comic intrusions are consciously introduced by some authors