本文主要介绍近期设计研制的一种防爆型工程地震仪的原理,主要技术性能及其在煤矿井下探测煤层厚度、地面工程勘察中探测基岩埋深、大型混凝土结构件的无损检测等方面的应用,并对超浅层高分辨率反射技术作了进一步地讨论,揭示了其在工程探测领域中广泛应用的可能性. This paper mainly introduces the principle of an explosion-proof engineering seismograph designed recently, its main technical performance and its application in the coal mine to detect the thickness of coal seam, the detection of bedrock depth in the ground engineering investigation, the non-destructive testing of large-scale concrete structures , And discusses the ultra-shallow high-resolution reflection technology further, revealing its possibility of extensive application in the field of engineering exploration.