cts computed tomographic simulator ct模拟: imitate; copy定位系统: position system; fixer syste ...模拟定位机: acuity radiotherapy simulator; simulated locator; simulated positioner定位系统: locating system; loran-c positioning system; position fixing system; position location system; positioning system声定位系统: acoustic positioning system下载手机词典可随时随地查词查翻译
