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本文介绍一种基于Ａ／Ｄ转换原理的铂电阻非线性校正的设计方法。给出铂电阻线性测温的设计原理和实际电路，运用数学原理对铂电阻测温电路进行研究，为铂电阻的非线性校正方法提供理论依据。最后给出了实验结果。
This paper presents a design method based on the A / D conversion principle of platinum resistance non-linear correction. The design principle and practical circuit of platinum resistance linear temperature measurement are given. The mathematical principle is used to study the temperature measurement circuit of platinum resistance, which provides a theoretical basis for the nonlinear correction method of platinum resistance. Finally, the experimental results are given.