荆江大堤为长江中下游重要堤防。
Jingjiang levees are important to the middle and lower Yangtze River.
在黄河中下游地区，人们种植谷子。
Millet is cultivated in the middle or lower reaches of the Yellow River.
长江中下游平原动物生态区；
评价结果与长江中下游的实际情况基本吻合。
The result is identical with the actual situation of the area.
长江中下游干流河道内的砂石是较好的建筑和填筑材料。
The sand and gravel in the Yangtze river is good building and filling materials.
长江中下游是我国重要的冬麦区，小麦育种研究有着极其重要的意义。
It is important to culture wheat in the middle and lower reaches of Yangtze valley.
长江中下游是我国重要的冬麦区，小麦育种研究有着极其重要的意义。
It is important to culture wheat in the middle and lower reaches of Yangtze valley.
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