长江流域是我国重要的农产品生产基地，粮食商品率达35％。
The Yangtze Valley is one of the important bases of agricultural products in China, its merchandise rate of grain reaches up to 35%.
长江流域是我国重要的农产品生产基地，粮食商品率达35％。
The Yangtze Valley is one of the important bases of agricultural products in China, its merchandise rate of grain reaches up to 35%.
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