ABOARD XIANGYANGHONG 10, April 26, 2016 -- Crew members and scientific researchers take part in a fire drill on the board of science ship Xiangyanghong 10, April 25, 2016. China's deep-sea research vessel Xiangyanghong 10 is on an expedition to explore polymetallic sulfide in southwest Indian Ocean and make a survey on marine environmental baseline and biodiversity. (Xinhua/Jin Liwang)
Day|Week