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1、出生率：又称为粗出生率 (crude birth rate)。一定时期内 (通常指1年内)平均每千人中出生人数的比率。它反映一定时期内人口的出生水平。分子出生人数是指一定时期内出生的、有生命标.
Country music veteran and mystery writer Kinky Friedman has died, aged
