“pipe-laying trencher”的概念、定义、翻译、参考文献-科学参考

单词	pipe-laying trencher
释义	pipe-laying trencher 开沟铺管机
随便看	negative tropism negative-true logic negative type photoresist negative utility negative valency negative value negative variance negative variance estimate negative voltage negative voltage feedback negative vote negative wage tax negative waterhammer gradient negative wave negative well negative wire negative work negative-working photoresist negative writing negative yield curve negative zone negative zone plate negative πmeson negativism negativity

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。