It is uneven to each train the distribution of the unit, more developed area of economy is obviously stronger than the area economically under-developed.
各培养单位的分布不平衡，经济较发达地区明显强于经济不发达地区。
It is uneven to each train the distribution of the unit, more developed area of economy is obviously stronger than the area economically under-developed.
各培养单位的分布不平衡，经济较发达地区明显强于经济不发达地区。
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