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多齿分度台计量基准
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多齿分度台计量基准
Encyclopedia
工学
角度计量技术
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primary standard of multi-teeth index table
多齿分度台计量基准
用于由平面或曲面组成的角度,即面角度的校准和溯源,复现和保存面角度量值,具有最高准确度,统一全国面角度量值的最高依据的国家计量基准。
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