major food-producing regions是什么意思 major food-producing regions怎么读
major food-producing regions的相关资料
major food-producing regions的用法和样例
- More assistance should be given to major grain producing areas.
加大对粮食主产区的扶持。 - A floor price was set for the purchase of key grain varieties in some major grain producing areas.
对部分粮食主产区的重点粮食品种实行最低收购价政策。
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