基本解释廻聲測深記錄同根派生 echo-gram相关词英汉例句It also carries out surveys through two specially-designed vessels which are fitted with the latest type of equipment including multi-beam echo sounders.該部配備兩艘經過特別設計的測量船,船上裝有最新類型的設備,包括多波束廻聲測深儀。echo-gram更多例句