【摘要】 介绍松木和石棉垫层及碟簧桩帽在刚性基础上的锤击力波形的特点,和砂坑内打入小直径钢管桩时不同桩帽(垫)对桩身应力波的影响。更多还原

【Abstract】 Characteristics of wave form of hammer blow with pine and asbestos cushions and dish spring driving cap on piles driven on rigid foundation are introduced, and the influence of different driving caps (cushion) to stress wave of pile is given when small-diameter steel pipe piles are driven into sand pit.更多还原