船舶行驶在长江三峡西陵峡水域，水位下降后的消落带清晰可见（4月30日摄）。当日，处于消落期的三峡水库水位从最高水位175米降至160米左右。按计划，该水位将继续下降至防洪限制水位145米左右，以便腾出库容为汛期抗洪做准备。新华社发（郑家裕 摄）     Ship in the waters of the Yangtze river three gorges xiling,After water levels fall down as can be clearly seen(On April 30, taken).On the day,In a down period of three gorges reservoir water level from the highest water level 175 meters to 160 meters.According to plan,The water level will continue to decline and the flood control limiting water level 145 meters,In order to free up capacity to prepare for the flood season of flood.Xinhua hair(Zheng Guyu perturbation)

    船舶行驶在长江三峡西陵峡水域，水位下降后的消落带清晰可见（4月30日摄）。新华社发（郑家裕 摄）     Ship in the waters of the Yangtze river three gorges xiling,After water levels fall down as can be clearly seen(On April 30, taken).Xinhua hair(Zheng Guyu perturbation)

    这是4月30拍摄的三峡大坝全景图。新华社发（郑家裕 摄）     This is April 30 panoramic view of the three gorges dam.Xinhua hair(Zheng Guyu perturbation)

    这是4月30拍摄的三峡水库坝前水位，原没入江中的小岛已显露出来。新华社发（郑家裕 摄）     It was shot on April 30 of the three gorges reservoir water level before dam,The mergence of the mi low river island is known.Xinhua hair(Zheng Guyu perturbation)