“particle density”概念、定义、翻译-科学时代

单词	particle density
释义	核科学技术词汇手册 particle density 粒子密度
随便看	scrap scrap scrap scrap scrap scrap scrap baling press scrapbook scrap-cake scrap chopper scrap cutter scrap dough scrape scrape scrap edge scraper scraper scraper scraper scraper scraper scraper scraper scraper scraper

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。