jackstone
基本解释
- n.一種拋石；拋石
英汉例句
- 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;質檢評價;水下拋石;防滲牆;地質雷達;水底探測;電磁波;成像;