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山地面積占國土面積的33.3%,丘陵占國土面積的9.9%,高原占國土面積的26%.但通常人們把山地、丘陵、比較崎嶇的高原統稱為山區,所以,山區面積約占國土面積的2/3.這是我們高中教參上原話,相信我…
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