“conical head”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	conical head
释义	conical head 锥形封头锥形头
随便看	document against acceptance document against payment-sight documentary documentary bill (draft) documentary bill with letter of credit documentary commercial bill drawn at short sight documentary credit documentary evidence documentary evidence of medicolegal expertise documentary export bill documentary film documentary import bill documentary letter of credit documentary photography documentary promissory note documentary reimbursement documentation documentation aid program documentation book documentation program document attached document-based supply document copying document facsimile apparatus document file