“城市公用事业”的概念、定义、翻译、参考文献-科学参考

单词	城市公用事业
释义	城市公用事业 Encyclopedia 经济学城市经济学释 urban public utility城市公用事业由城市中各企业、事业单位和居民所共享，服务于城市生产、流通和居民生活的各项事业的总称。又称为城市基础设施或市政服务事业。
随便看	railway signal indication railway signaling railway signaling power supply equipment railway signaling reliability railway signaling vital relay railway sound barrier railways passenger car equipment railway station railway station and terminal railway structural deformation survey railway subgrade engineering railway subgrade maintenance railway subgrade non-destructive detection railway switch transition equipment railway tank car railway tanker railway technical station railway terminal railway ticket railway timber transportation railway time synchronization network railway track railway track maintenance and renewal railway traction network railway traffic accident

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。