Polypropylene fiber can improve the property after the cracking of cement stabilized macadam and it also can extensively improve the strain filed ahead of the crack tip. 聚丙烯纖維對水泥穩定碎石的裂後行為有很大改善,並且可以改善水泥穩定碎石的裂縫尖端位移場分佈,能有效地增強水泥穩定碎石的斷裂韌性。
The method of vibration forming developed in recent years is most applicable to construction of expressways with the semi-rigid cement stabilized dense aggregate macadam base. 近年來形成的振動成型工法適用於半剛性的骨架密實型水泥穩定碎石基層的高速公路施工。