“铁路发展史”的概念、定义、翻译、参考文献-科学参考

单词	铁路发展史
释义	铁路发展史 Encyclopedia 理学交通技术史释 history of railway development铁路发展史用机动车牵引列车在轨道上行驶于城市之间以输送货物或旅客的运输方式的发展历史。
随便看	policy holder policyholder policy impact evaluation policy implementation policy implementation movement policy improvement policy-improvement iteration policy innovation policy iteration policy-iteration method policy learning policy legitimation policy life cycle policy loan provision policy making policy making variables theory policy management authority policy management pattern policy monitoring policy monitoring in China policy monitoring in western countries policy network policy of agricultural land circulation Policy of Appeasement Policy of Benevolence

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。