“回采炮孔--扩槽炮孔”概念、定义、翻译-科学时代

单词	回采炮孔--扩槽炮孔
释义	工程与技术词汇手册 stoping hole 扩槽炮孔；回采炮孔
随便看	ticket checking machine （TCM） ticket collector ticket day ticket day ticket examiner ticket holder ticket inspector ticket issuing clerk ticket office ticket of leave ticket-of-leave man ticket policy ticket price ticket price ticket sales ticket seller ticket-splitting ticket stub insurance ticket to heaven ticket validity ticket validity time ticket vending machine （TVM） ticket window ticking tickler

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。

stoping hole