“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	rank-nullity theorem rank odor rank of a basis rank of a bilinear form rank of a bilinear function rank of a building rank of a complex rank of a congruence rank of a derivation rank of a determinant rank of a figure rank of a form rank of a free group rank of a free module rank of a geometric object rank of a graph rank of a group rank of a lattice rank of a Lie algebra rank of a linear mapping rank of a linear transformation rank of a matrix rank of a module rank of an algebra rank of an algebraic group

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。