词汇	busy time of line
释义	busy time of line 线路占用时刻
随便看	bibliographical tools bibliographical unit bibliographic analysis bibliographic analyzing bibliographic, bibliographical bibliographic cataloging Bibliographic Catalogue by Zhao Ding-yu bibliographic center Bibliographic characteristics bibliographic citation bibliographic classification bibliographic control bibliographic coupling bibliographic data bibliographic database bibliographic inquiry bibliographic instruction Bibliographic intelligence bibliographick bibliographic knowledge bibliographic management bibliographic metrology bibliographic monograph Bibliographic On-line Display bibliographic organization and utilization