“photometric standard”的概念、定义、翻译、参考文献-科学参考

单词	photometric standard
释义	photometric standard Astronomy See standard star.
随便看	threshold hillslope threshold limit value threshold population threshold signal threshold-slope concept threshold voltage thrift thrifts thrips throat throat microphone Throckmorton Plot (1583) thrombin thrombocyte thrombolites thromboplastin thrombosis thromboxane A2 throttling throughfall throughflow through path throughput throw throwaway account

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