男友太凶猛1v1高h,大地资源在线资源免费观看 ,人妻少妇精品视频二区,极度sm残忍bdsm变态

Burning system of Beijing Olympic Torch

Updated: 2007-04-26 21:00The burning system of the torch is designed by China Aerospace Science & Industry Corporation. Its stable burning technique and adaptability to the environment have reached a new technical level. It can stay alight in severe weather conditions such as strong wind, rain, snow, hail, etc. The flame can also be identified in sunshine and areas of extreme brightness so as to satisfy the requirements of capturing photographic images and video footage.