“挺相弹簧”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	挺相弹簧
释义	挺相弹簧 tappet spring
随便看	social cost of congestion social costs social dividend social dumping social environment social expenses social fringe social goals social increase of population social insect social insurance social insurance fund social investigation socialism market socialization socialization of sports socialize and profession-alize service socialized medicine socialized network of investment social morphology social national income social nature of property relations social needs social net output value social objective