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来源：雅诚德英语网
One Becquerel corresponds to the transformation (disintegration) of one atomic nucleus per second.
1贝可相当于每秒转换(分解)1个原子核。
One Becquerel corresponds to the transformation (disintegration) of one atomic nucleus per second.
1贝可相当于每秒转换(分解)1个原子核。