The influence of the polypropylene fibers on concrete strength was analysed by comparing the relationship of fiber addition and mechanical performance under the same water-cement ratio and under the same slamp value. 通过对同水灰比及同坍落度条件下的力学性能与聚丙烯纤维掺量的关系的对比实验研究,得出了聚丙烯纤维增强混凝土的条件及影响因素。