“划线工具”的概念、定义、翻译、参考文献-科学参考

单词	划线工具
释义	划线工具 Encyclopedia 理学〔手工工具史〕释 marking tool划线工具木工划线用的器物。
随便看	difference operator difference pattern difference poset difference product difference proportion difference quotient difference ring difference scheme difference semigroup difference sequence difference series difference set difference table difference triangle set differencing different different association theory different from zero differentiability differentiability condition differentiability criterion differentiability of a function differentiability of a solution differentiability theorem differentiable

科学参考收录了854744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。