“progressive welding”的概念、定义、翻译、参考文献-科学参考

单词	progressive welding
释义	progressive welding 前进焊分段焊接
随便看	group-busy lamp group busy signal group busy tone group button group calculation group-call group calling group carrier frequency group carrier supply bay group carry group casting group character group charger group check group circle graticule group classification code group code group code A (GCA) group coded record group coded recording (GCR) group code record group cohesiveness group column group comparison group compensation

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。