Ambassador ZHANG said China's economy has shown positive signs in recent time, but China is still faced with a very difficult task in the recovery of its economy.
张大使表示，中国经济形势呈现企稳向好积极势头，但复苏任务依然艰巨。
Bottleneck effect and mutation-drift equilibrium tests indicated that the M. nipponense populations in the Lake did not suffer bottleneck effect, and had no decline in their quantity in recent time.
瓶颈效应和突变-漂移平衡分析表明，鄱阳湖日本沼虾群体近期没有经历过瓶颈效应，群体数量也没有下降。
Bottleneck effect and mutation-drift equilibrium tests indicated that the M. nipponense populations in the Lake did not suffer bottleneck effect, and had no decline in their quantity in recent time.
瓶颈效应和突变-漂移平衡分析表明，鄱阳湖日本沼虾群体近期没有经历过瓶颈效应，群体数量也没有下降。
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