谷类食物位居底层，每人每天应该吃 250g-400g。_精华吧

谷类食物位居底层，每人每天应该吃 250g-400g。

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谷类食物位居底层，每人每天应该吃 250g-400g。

A.正确

B.错误

正确答案：正确

Tag：青春健康懂营养谷类底层时间：2024-01-03 15:12:36

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