Although many tools and wizards are available with the software to cluster servers, an expert database administrator (DBA) can help with unexpected problems.
尽管软件可以使用很多工具和向导来组建服务器集群，但专家数据库管理员(DataBase Administrator,DBA)可以帮助处理各种意外问题。
According to the requirements of design and calculation, a feasible expert database of beam pumping units is established by collecting the dimension data of the existing pumping units.
根据设计计算的要求，搜集现有抽油机生产厂家生产的抽油机尺寸数据，建立了一套行之有效的游梁式抽油机专家数据库系统。
According to the requirements of design and calculation, a feasible expert database of beam pumping units is established by collecting the dimension data of the existing pumping units.
根据设计计算的要求，搜集现有抽油机生产厂家生产的抽油机尺寸数据，建立了一套行之有效的游梁式抽油机专家数据库系统。
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