“concave convex”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	concave convex
释义	concave convex 凹凸
随便看	deliverable end item deliverable grade deliverable state delivered delivered at frontier delivered at frontier (DAF) delivered cost delivered duty paid delivered horsepower (DHP) delivered price delivered quantity delivered terms delivered weight deliverer deliver from godown deliver goods delivering date estimating delivering gear delivering of goods delivery delivery against bill of lading delivery against letter of credit delivery and acceptance certificate delivery and customs agent delivery angle