wire-wound rheostat

In the traditional process, we usually use dummy loads instead of actual loads, and most of the dummy loads are static loads, such as resistance, resistance box and slide-wire rheostat.

传统的测试过程中，通常采用模拟负载来替代实际负载，多数为静态负载，如电阻、电阻箱、滑线变阻器等。

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If the resistance wire is burnt out, change another field rheostat.

如电阻丝烧断，应更换磁场变阻器。

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Improve Of Slide-Wire Rheostat's Structure

滑线变阻器结构的改进

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