【计】 基准时间; 参考时间

某一频道特定时段的频道占有率与这一频道参照时段的频道占有率之间的关系指数。注意：两个时段都可由用户指定.

reference value

reference standards

reference

Qianjin Yi Fang, Supplement to Invaluable Prescriptions for Ready Reference

reference number

psychological reference scale

reference compound

reference material, RM