“接触拷贝”的概念、定义、翻译、参考文献-科学参考

单词	接触拷贝
释义	接触拷贝 contact copying
随便看	head cup head cushion head cylinder head delivery head demagnetizer head density head design head difference head differential head disk assembly (HDA) head-drag coefficient head drain head-driven conveyor head drum headed bolt headed chromosome headed grain head effect headend head end head-end ignition head end pressure header header area head eraser

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。