“police sign”的概念、定义、翻译、参考文献-科学参考

单词	police sign
释义	police sign Encyclopedia 法学警用标志释 police sign警用标志人民警察按照规定穿着制式服装时佩带的专用标志，包括帽徽、警衔标志、领花、胸徽、警号、臂章等。
随便看	radio phone radiophoto radiophotography radiophotoluminescence radio-photoluminescence dosimeter radio photon radio photosphere radiophotostimulation radio physics radio picture radio plage radio plage component radio polarimeter radio polarimetry radiopolarography radio pollution radio positioning radio positioning system radio program synthesis radio program transmission and distribution system radio propagation at frequencies above 10 GHz radioprotectant radioprotective agent radioprotector radioprotector(radiation-protective agent)

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。