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探讨国内早期使用的示值系统的单一数显的进口和国产数显回弹仪的常规标定方法 ,使其能够在一般质量检测部门进行简单的常规标定
Discuss the single digital display of imports and domestically produced digital readout gauges used early in the country to make it possible to carry out simple routine calibration in the general quality control department