“矛头”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	矛头
释义	矛头 spearhead
随便看	standard size standard size brick standard size of flange standard size piston standard sizing scale standards of consumption standard software package standard soil sample standard solenoid standard solution standards organization standard sort routines standard source standard span standard species standard specification standard specifications standard specific volume standard specimen standard spectroscopic notation standard spectrum standard speed standard sphere gap standard spheroid standard sports pistol