“manual block”的概念、定义、翻译、参考文献-科学参考

单词	manual block
释义	manual block Encyclopedia 工学铁路区间闭塞释 manual block人工闭塞人工确认相邻两铁路车站间区间线路空闲、办理和解除闭塞，且在值班员与司机间人工交接行车凭证的闭塞方式。
随便看	International Treaty on Plant Genetic Resources for Food and Agriculture International Treaty on Plant Genetic Resources for Food and Agriculture，ITPGRFA International Treaty on Wetland Conservation International Tribology Council International Tribunal for the Law of the Sea international tropical timber agreement International Tropical Timber Organization international trusteeship International Trusteeship System International Tunnelling Association International Ultraviolet Explorer International Undertaking on World Food Security international uniform substantive law International Union for Conservation of Nature International Union for Conservation of Nature and Natural Resources International Union for the Protection of New Varieties of Plants International Union of Amateur Astronomers International Union of Architects International Union of Forestry Research Organization International Union of Geodesy and Geophysics International Union of Laboratories and Experts in Construction Materials,Systems and Structures International Union of Materials Research Societies International Union of Non Professional Cinema International Union of Psychological Science International Union of Pure and Applied Chemistry

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。