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【摘要】：目前工程物探(tan)中所(suo)常(chang)用(yong)探(tan)地(di)(di)雷達(da)方法是通過(guo)發(fa)(fa)射(she)(she)天(tian)線(xian)向地(di)(di)下發(fa)(fa)射(she)(she)高頻電(dian)(dian)(dian)(dian)磁波，通過(guo)接收天(tian)線(xian)接收反射(she)(she)回地(di)(di)面(mian)的(de)(de)電(dian)(dian)(dian)(dian)磁波，電(dian)(dian)(dian)(dian)磁波在(zai)地(di)(di)下介質中傳播時(shi)遇(yu)到存在(zai)電(dian)(dian)(dian)(dian)性(xing)差異的(de)(de)分界(jie)面(mian)時(shi)發(fa)(fa)生反射(she)(she)，根據接收到的(de)(de)電(dian)(dian)(dian)(dian)磁波的(de)(de)波形(xing)、振幅(fu)強度和(he)(he)時(shi)間的(de)(de)變(bian)化等特征推斷地(di)(di)下介質的(de)(de)空間位置(zhi)、結構、形(xing)態(tai)和(he)(he)埋(mai)藏(zang)深度。　　探(tan)地(di)(di)雷達(da)按功(gong)能可(ke)分為　　1.檢測各(ge)種(zhong)材(cai)料(liao)，如(ru)巖(yan)石(shi)、泥土、礫石(shi)，以及(ji)人造材(cai)料(liao)如(ru)混凝土、磚、瀝青(qing)等的(de)(de)組成(cheng)。　　2.確定金屬或非金屬管道、下水...