介绍了现场快速校准的原理、方案，并对校准用的标准特性单元进行了详细的理论分析。

Introduces the principle and the scheme of the rapid method. The theoretical analysis of standard characteristic units is also presented in detail.

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参数的数字化设置使精确和快速安装和校准。

The digital setting of parameters makes for precise and rapid setup and calibration.

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快速切换的能力，改变前探头校准尺度。

Ability to quickly switch scales by changing pre-calibrated probes.

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