【摘要】 利用超声、声发射技术研究集料粒级对混凝土力学性能的影响,以此探讨混凝土断裂过程中裂缝扩展的机理。更多还原

【Abstract】 Concrete’s cracking expansion mechanism during its fracturing is discussed by taking advantage of supersonic and sound emitting technology to study the effect of aggregate size on concrete’s ,mechanical performance.更多还原