“瓶底”的概念、定义、翻译、参考文献-科学参考

科学参考收录了1248194条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。

单词	瓶底
释义	瓶底 punt punty base
随便看	needle plug needle point needlepoint compliance needle pointer needle point file set needle point grinding needle point lace needle point method needle point spark gap needle powder needle press needle pressure needlepricker needle-pricking method (针刺疗法之一) needle probe needle protea needle pushing-up device needle raising cam needle recuperator needle rest needle ring needle roll needle roller needle roller bearing needle roller bearing with variation