“河套地区农业史”的概念、定义、翻译、参考文献-科学参考

单词	河套地区农业史
释义	河套地区农业史 Encyclopedia 理学中国农业史释 agriculture history in Hetao region河套地区农业史中国阴山至蒙陕长城、贺兰山至晋陕峡谷整个河湾内外的农业发展历史。
随便看	tracking mode tracking performance tracking point tracking power tracking shot tracking system tracking telescope tracking velocity track inspection track inspection car track installation measurement track keeping track length method trackless drift trackless rubber-tyred vehicle track maintenance track of subsatellite point track of Summer Paralympics trackpad track photograph track photometry track pitch track placement track population track quality index

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。