传统的机械校准需要密集的运营商的互动，这是容易出现的错误。

Traditional mechanical calibrations require intensive operator interaction, which is prone to errors.

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通常情况下矢量网络分析仪的校准都是使用机械校准件来完成的。

Generally the calibration of Vector Network Analyzers has been accomplished with mechanical standards.

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但这个过程费力而且容易产生误差。使用电子校准模块对矢量网络分析仪进行校准比用机械校准件更快、更简单。

This process could be laborious and error prone. With the electronic calibration module, the calibration can be made faster and simpler.

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