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  1日)上午即日(1,位造庞大革新音讯颁发会墟市羁系总局召筑国际单。司长谢军揭示总局计量司,月20日来岁5,修订后的国际单元造中国将早先应用新,此为,展新筹办(2020年-2035年)我国将协议量子化时期的中国计量发。

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  限丈量成为大概 对闲居生计计量几无影原题目:国际单元“千克”的界说变了极响

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