The downhole hardware needed to make a log. The term is often shortened to simply"tool."

指下井仪器，即测井过程中需要下放到井底的所有硬件设备，常简称为仪器。

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After a brief introduction of the hardware frame for downhole motors test table, the design method of performance test data acquisition system is described.

在介绍螺杆钻具试验台硬件框架的基础上，着重阐述了基于计算机的性能测试数据采集系统的实现方法和软件设计。

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