常見例句Keywords concealed engineering;quality detection and evaluation;underwater jackstone;anti-seepage wall;ground penetrating radar （GPR）;underwater detection;electromagnetic wave;imaging; 隱蔽工程;質(zhì)檢評價(jià);水下拋石;防滲牆;地質(zhì)雷達(dá);水底探測;電磁波;成像; 返回 jackstone