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美国的测井工作者认为,如果铀矿体的含量已预先大致知道,要择选相应的晶体尺寸才能得到最佳的结果。下面表中列出了建议采用的晶体尺
Well logging workers in the United States believe that if the content of uranium ore body has been generally known in advance, it is necessary to choose the appropriate crystal size in order to get the best results. The following table lists the recommended crystal ruler