“valve timing gear”的概念、定义、翻译、参考文献-科学参考

单词	valve timing gear
释义	valve timing gear 气门正时齿轮阀定时装置
随便看	cup hook cupidity cupid's darts cup insulator cup irrigation cup-jewel cup leather for air pump cup leather for balance piston cup moth cup motor cup nut cupola cupola blower cupola bottom cupola charge cupola charging cupola charging machine cupola cleaning door cupola coke cupola column cupola control equipment cupola crucible cupola drag cupola drop cupola dust arrester

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。