“书名卡片”概念、定义、翻译-科学时代

单词	书名卡片
释义	图书馆、情报与文献学词汇手册书名卡片 title card
随便看	medium mortar medium of circulation medium of exchange medium of instruction medium of instruction medium of redemption medium patent medium persistence phosphor medium power reactor medium-pressure burner medium-pressure gas pipeline medium pressure valve medium pressure vessel medium quality medium quality medium quartz spectrograph medium range medium-range positioning system medium-range theory medium rank medium reciprocating compressor medium relief medium repair medium repair of heat supply network medium resolution infrared radiometer

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。