Among National Geographic Magazine's readers are absolutely high quality crowd, among who people having college or technical secondary school, or above, diploma accounts for 98%.

在《华夏地理》杂志的读者中，大专高职以上学历占98%，绝对的高素质人群。

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Diplomas from these institutions, the examiner issued jointly with the national Zikao Wei, national recognition of studies, diploma high degree of authority and credibility.

毕业证书由这些主考院校与国家自考委联合颁发，国家承认学历，毕业证书的权威性和信誉度很高。

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Some other studies that focused on national data have highlighted steep declines in life expectancy for white women who never earned a high-school diploma.

WSJ: Study Points to Declining Life Span for Some U.S. Women