Zhè / zhāng / fēn / bù / tú / qīng / chǔ / de / xiǎn / shì / le / gè / dì / qū / rén / kǒu / mì / dù / de / chā / yì这张分布图清楚地显示了各地区人口密度的差异。This distribution chart clearly shows the differences in population density among the regions.