ultrasonic sounding超声波: ultrasonic; pretersonic; sup ...测: survey; fathom; measure深: deep超声波测深: supersonic sounding超声波测深法: supersonic sounding下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:超声波测深测,即可在微信中查询翻译