【摘要】 本文阐述了喷射混凝土施工中,喷射速度和喷射冲击力的变化规律并对回弹作了初浅的理论分析。提出了提高喷射效果和降低回弹率的措施。更多还原

【Abstract】 This paper expounds the laws of change of spouting speed and spouting impact force in the process of spraying concrete, and makes a ary analysis in theory about resilience. Measurements for mcreaeing spouting efficiency and reducing resilience rate are given更多还原