This paper analyzes the present development and utilization status of water resources in Datong city and discusses some problems about bearing capacity of water resources.
文中分析了大同市水资源开发利用的状况，并对水资源承载能力的有关问题进行了讨论。
The reasons accountable for the decline of the fish resources are due to the low reproduction capacity and the long development time of the fish, overfishing and water pollution.
造成胭脂鱼资源下降的原因主要与其自身繁殖力低，发育时间长，以及过度捕捞和水域污染等因素有关。
The reasons accountable for the decline of the fish resources are due to the low reproduction capacity and the long development time of the fish, overfishing and water pollution.
造成胭脂鱼资源下降的原因主要与其自身繁殖力低，发育时间长，以及过度捕捞和水域污染等因素有关。
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