7月25日，参与本届少年航天员体验营的30名香港中学生与嘉宾在出发仪式上合影。当日，30名获选参与第四届少年航天员体验营的香港中学生在香港太空馆出席出发仪式，他们将前往参观酒泉卫星发射中心，体验航天员训练。新华社记者 张雅诗 摄 July 25,，Participate in the young astronaut experience camp 30 Hong Kong in the middle school and guests on the ceremony a group photo。On that day，30 been selected to participate in the fourth young astronaut experience of middle school students in Hong Kong camp Hong Kong Space Museum to start ceremony，They will go to visit the jiuquan satellite launch center，Experience an astronaut training。The xinhua news agency ZhangYaShi perturbation