来自新疆农业大学附属中学和乌鲁木齐市第20中学的同学们冒着小雨向天山一号冰川进发（7月17日摄）。7月17日，由新疆维吾尔自治区科学技术协会举办的“科学大讲堂”活动组织乌鲁木齐市部分中学生来到天山一号冰川开展环保实践活动。新华社记者 江文耀 摄      From xinjiang agricultural university affiliated middle school and high school students of urumqi 20 at a number of tianshan mountain glaciers to rain again（July 17 perturbation）。July 17,，Xinjiang uygur autonomous region by science and technology association“Scientific expert”Activities of urumqi city middle school students came to the organization a glacier, environmental practice activities。The xinhua news agency JiangWenYao perturbation 

    中科院天山冰川观测站工程师金爽（右一）在天山一号冰川附近向同学们讲解冰川知识（7月17日摄）。新华社记者 江文耀 摄     The Chinese academy of sciences JinShuang engineer glacier observatory（Right a）In a number of tianshan mountain near the ice to students on glacier knowledge（July 17 perturbation）。The xinhua news agency JiangWenYao perturbation