“Toarcian Stage”的概念、定义、翻译、参考文献-科学参考

单词	Toarcian Stage
释义	Toarcian Stage Encyclopedia 理学〔下统〕4释 Toarcian Stage托阿尔阶侏罗系的第四个阶。位于下侏罗统顶部，其下为普林斯巴阶，上为中侏罗统阿林阶，沉积时间距今1.827亿～1.741亿年。
随便看	proper cone quasi-convex function proper congruence proper conic proper continuum proper conversion proper convex body proper convex cone proper convex function proper convex set proper cover proper cutset proper cycle proper differentiability proper differentiable mapping proper direction proper disconnection group proper distance proper distribution proper divergence proper divisor proper domain proper dual ideal proper efficient solution proper element proper elliptic function

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。