“cost per thousand”的概念、定义、翻译、参考文献-科学参考

单词	cost per thousand
释义	cost per thousand Encyclopedia 理学传播效能释 cost per thousand;cost per mille视听千人成本在广告媒介计划或传播活动中，广告每到达一千人次的受众量所需花费的成本。又称千人成本。
随便看	Steenrod problem Steenrod realization problem Steenrod reduced power Steenrod-Sitnikov homology Steenrod square Steenrod squares Steen Steensen Blicher steepest steepest ascent steepest-ascent method steepest descent steepest-descent algorithm steepest descent method steepest-descent method steepest descents steepest line steep growth steeplechase steepness steep pulse steep ramp steep slope steep slope mining steep spectrum steep-spectrum quasar

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。