【摘要】 对用超声脉冲法检测混凝土钻孔灌注桩桩身内部缺陷时各种判据的优缺点进行比较、分析,得出了各种判据的适用条件,并对各判据的可靠性进行了评定。更多还原

【Abstract】 In this article the advantages and disadvantages of different criteria are compared and analyzed when the internal faults of a concrete cast-in-place piles are detected by using the ultrasonic impulse method,and the applicable conditions are obtained. Also,the reliability of different criteria is assessed.更多还原