“engineering purchasing specification manual”的概念、定义、翻译、参考文献-科学参考

单词	engineering purchasing specification manual
释义	engineering purchasing specification manual 工程采购规格手册
随便看	welded on the bottom of vessels welded pipe welded pipe tube welded plate welded reinforcement of nozzle opening welded sample welded seam welded sheet condenser welded shell course welded shell ring welded specimen welded splice welded stayed construction welded steel welded steel fabric welded steel fences welded steel pipe welded-steel plate construction welded steel space frame welded steel tank welded steel tube welded structural shape welded structural steel welded structure welded tank

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。