来源: | 2023-06-30 08:39:09 |
(资料图片仅供参考)
. 长江,我国第一大河,中华民族母亲河。长江干流流经青海、西藏、四川等11个省区市。长江经济带横跨我国东中西三大板块,人口规模和经济总量占据全国“半壁江山”。
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