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工业生产和日常生活中对角度高精度测量的要求,引导我们设计一种测量方便且精度高的测量仪器。通过引入活动游标的方法提高测量精度是一种十分具有实用性的方法。
The requirements of high-precision angular measurement in industrial production and daily life lead us to design a measuring instrument that is easy and accurate to measure. It is a very practical method to improve the measurement accuracy by introducing the active cursor method.