“push-up bottom”的概念、定义、翻译、参考文献-科学参考

单词	push-up bottom
释义	push-up bottom 凸形瓶底
随便看	weather warning weather working days (WWD) weather yaw adjustment weave weave bead weave beading weave design weave formation weaver weaver's beam weaver's knotter weaver's needle weaver's warp weaver's web weaving weaving industry weaving machine weaving movement weaving speed of electrode weaving weld weaving welding weaving wire web webatron webbed chain

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。