“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	Nanyang Printing Plant Nanyang Public Normal College Nanyang Public School Press Nanyang Quanye Exposition Nanyang Sanxian storytelling Nanyang Shi Nanyang Siang Pau Nanyang State Office Nanyang Stone-carved Art Museum in Han Dynasty Nanyang Technological University Nanyang University Nanyan Temple Caves Nan Yan Zhou Nanyin Nan Yin classical music in Guangdong province Nan Yin Classical Music Society in Taiwan nanyin xiao Nan You Jiayu Nan Yuan Nanyue Film Company Nanyue Kingdom Nanyue King’s Tomb Nanyue King’s Tomb Multiple-level Jade Belt Hook Nanyue Qu Nanyue Temple

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