一是城鄉(xiāng)體系體例機(jī)制鼎新邁出松軟一步 。城鄉(xiāng)交融成長(zhǎng)體系體例機(jī)制和政策系統(tǒng)頂層設(shè)計(jì)實(shí)現(xiàn) ，北京冰雪個(gè)城鄉(xiāng)交融成長(zhǎng)實(shí)驗(yàn)區(qū)的下層摸索有序開展