“顶拱”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	顶拱
释义	顶拱 crown
随便看	pumping depression cone pumping diaphragm pumping duration pumping effect pumping efficiency pumping energy pumping energy storage pumping engine pumping equipment pumping fluid pumping frequency pumping grinding mill pumping head pumping head of capillarity pumping helix pumping hole pump(ing) installation pumping installation pumping intake piping pumping intensity pumping irrigation pumping lamp pumping lamp ignition pumping level pumping light