或者可能是一个集群——有一个使用了RAID的专用的数据库服务器，以及磁带备份的保证，还有单独的机器来运行界面。
Or maybe a cluster — with a dedicated database server with RAID and tape backups for sure, and also a separate machine to run the interface.
多通道记录仪中有四个磁头组件，精确地安置在同一块底板上，以保证与磁带对准。
Multichannel recorders employ four head assemblies which are precisely positioned on a single baseplate to ensure alignment with the tape.
暂时磁带模板，控制面板，并使用中心的力度，以标志孔和保证他们的位置不徜徉在钻井过程。
Temporarily tape a template to the control panel and use a center punch to mark the drill holes and insure that their location does not wander during drilling.
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