“prototype of kilogram”的概念、定义、翻译、参考文献-科学参考

单词	prototype of kilogram
释义	prototype of kilogram Encyclopedia 工学质量计量释 prototype of kilogram千克原器质量单位千克的实物基准器。
随便看	polariser Polaris missile Polaris monitor polarissima polaristrobometer polariton polariton laser polarity polarity effect polarity effect in electrical discharge machining polarity era polarity establishment polarity finder polarity group polarity indicator polarity inversion polarity mutant polarity paper polarity principle polarity reversal polarity reversal line polarity selector [ polarity separation technique polarium polarizability

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