“回声仪”概念、定义、翻译-科学时代

单词	回声仪
释义	动力与电气工程词汇手册回声仪 echometer
随便看	goods-in-process inventory goods in stock goods in stock goods in stock goods in transit goods in transit goods in transit goods in transit goods-in-transit insurance goods in transshipment goods-liquor ratio goods mark Good's method goods of quality goods of this world goods on approval goods on approval goods on approval goods on consignment goods on consignment-in goods on consignment-out goods on hand goods on hand goods on hand goods online

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。