【摘要】 介绍了使用磁法在长江上探测抗战时期沉船的方法技术及应用效果 ,重点对 M2 沉船磁异常综合水上磁法、地震勘察作了解释 ,指出在工程勘察和矿产资源勘察中物探工作的差异及综合物探的优势。更多还原

【Abstract】 This paper introduces the magnetic method and its application effect in detecting sunk ships during the Anti Japanese War in Yangtze River,especially explains M 2 anomaly caused by sunk ships in detail with magnetic and seismic exploration used on water.It finally points out the differences of geophysical works and the superiority of composited geophysical methods in engineering and mineral resources exploration.更多还原