variable depth sonar (vds)变: become different; change深: deep声纳: sonar; acoustic susceptance ...变深声呐: variable depth sonar; vds测深声纳: depth sounding sonar; depth-determining sonar; depth-sounding sonar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:变深声纳，即可在微信中查询翻译
