以秦沈客运专线地下水路堑等工程物探勘察项目为实例，介绍应用物探新技术瞬态瑞雷波法，结合常规方法进行工程地质勘察时的应用效果，并对探查路堑地下水的新途径进行了粗浅的探讨。 Taking the geophysical prospecting project of groundwater cutting in Qin-Shen Passenger Dedicated Railway as an example, this paper introduces the transient Rayleigh wave method applying the new geophysical prospecting technology and the application effect of engineering geological prospecting in combination with the conventional method. Discussion.