index data base 索引数据库
secondary index data base 次级索引数据库
World Patent Index data base 世界专利索引检索数据库
data base index 数据库索引
Official PPI data based on the current reference base are not available on previous index reference base periods.
基于当前参考基准的官方生产者物价指数数据在以前的指数参考基准期是不可用的。
The mobile client may selectively to intercept the channel by the index broadcast, the average cost can be reduced through the establishment base on the data accessing probability of the index tree.
采用索引广播的方式可以使移动设备选择性地侦听信道，通过建立基于数据访问概率的索引树，以降低平均访问代价。
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