针对铁路工程中低龄期混凝土裂缝(如收缩裂缝、温度裂缝等)产生的原因,提出这类裂缝的预防措施和治理方法,对提高混凝土施工水平有借鉴意义。 Aiming at the causes of cracks in low-age concrete (such as shrinkage cracks and temperature cracks) in railway engineering, the preventive measures and treatment methods for such cracks are put forward, which have reference significance for improving the construction level of concrete.