“白垩纪”的概念、定义、翻译、参考文献-科学参考

单词	白垩纪
释义	白垩纪 Encyclopedia 理学中生代释 Cretaceous Period白垩纪中生代最后一个纪（第三个纪）。约开始于1.37亿年前，结束于0.65亿年前。白垩纪形成的地层称白垩系（Cretaceous System）。 Biology Cretaceous白垩纪
随便看	production hot water system production index production indices monitoring for mineral processing production induction coefficient production interval production kanban production layers of pratacultural system production level production license for improved forest tree varieties production line logistics equipment production line of CNC air duct production line of CNC curtain wall components production line of CNC decorative components production line of CNC pipe production line of CNC precast concrete components production line of CNC timber components production logging production logging equipment production logging for horizontal well production logistics management production logistics planning production management production management system production manager production manifold

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。