亚洲视频免费一区,国产欧美综合一区二区,亚洲国产观看,91精品啪在线观看国产91九色,日本又黄又粗暴的gif动态图含羞,麻豆国产一区二区在线观看,中文字幕在线二区

A new-type spraying car is seen at Jiulongpo district of southwest China's Chongqing municipality on July 30, 2014. The "water cannon" can hold up to five tons of water and work for five hours continuously. Spraying water at distance over 100 meters, the giant sprayer is used to fight dirt and summer heat. (CNS/Zhouyi)