“1千克质量基准砝码”的概念、定义、翻译、参考文献-科学参考

单词	1千克质量基准砝码
释义	1千克质量基准砝码 Encyclopedia 工学质量计量技术释 national prototype of the kilogram1千克质量基准砝码中国在1965年从国际计量局得到砝码器号是60号的国家千克原器。
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科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。