The name of the fund is the powershares db agriculture etf ( dba ) .

这项基金名为powershares德银农业交易所基金（powersharesdbagricultureetf）。

But germany 's small regional train operators claim that db netz causes fewer disruptions to the train operations of its parent company .

但德国的小型区域性列车运营商声称，dbnetz对母公司的列车运行导致更少的破坏。

Use this for db that is heavily read oriented .

有大量数据读取的数据库使用这种技术。

Since the recession began , no state has abandoned db plans completely .

自从衰退开始，没有一个州完全抛弃了确定给付养老金计划。

Offering extended unemployment benefits to older workers discourages them from seeking work and promotes early retirement , notes klaus deutsch of db research , part of deutsche bank .

隶属德意志银行的db研究中心的克劳斯注意到，增加对年长失业工人的补助不但无助于鼓励他们再就业而且会促发过早退休。