“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	National Museum of Singapore National Museum of Slovenia National Museum of Somalia National Museum of Tajikistan National Museum of Tanzania National Museum of the American Indian National Museum of the Democratic Republic of Congo National Museum of the Philippines National Museum of the Republic of Kazakhstan National Museum of the Sultanate of Oman National Museum of Trinidad and Tobago National Museum of Turkmenistan National Museum of Yaounde Nationalmuseum Stockholm National Music national musical film National Music and Dance National Music Government National Music Museum National Nature Reserve for Ancient Coast and Wetland in Tianjin National Nature Reserve for Chinese White Dolphin in Zhujiang Esturay，Guangdong National Nature Reserve forCoastal Landform in Chengshantou，Dalian National Nature Reserve for Coral Reef in Xunwen, Guangdong National Nature Reserve for Dugong in Hepu，Guangxi National Nature Reserve for Marine Ecology in DazhouIsland,Wanning, Hainan

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。