multibeam echosoundingmultibeamechosounding多波束: multi-beam; multiple-beam多波束测探系统: multibeam sounding system; multibeamsoundingsystem多波束测深仪: multibeam echosounder多波束测深数据: multi-beam sounding measurements多波束测深系统: multi-beam sounding system下载手机词典可随时随地查词查翻译
