The influences of carbon fiber and polypropylene fiber on fracture toughness of high performance cement mortar containing 30% of fly ash or 10% of silicon powder are studied in the compact tensile test.

• 摘要用紧凑试件的拉伸试验方法研究了碳纤维和聚丙烯纤维对掺入了30%25粉煤灰或10%25硅粉的水泥砂浆断裂韧性的影响。