“public service advertising”的概念、定义、翻译、参考文献-科学参考

单词	public service advertising
释义	public service advertising Encyclopedia 文学非商业广告释 public service advertising公益广告不以营利为目的，而为公共利益、社会公众服务的广告。
随便看	satellite cells satellite chromosome satellite city satellite clock bias determination satellite cloud image enhancement satellite communication satellite communication frequency satellite communication in motion satellite communication link key parameters satellite communications satellite communication system satellite computer satellite conic satellite connection satellite constellation satellite constellations satellite coronagraphy satellite coverage period Satellite Data System satellite differential message format satellite disaster monitoring satellite DNA satellite doppler measurement satellite Doppler navigation system satellite Doppler positioning

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。