无码中文字幕一Av王,91亚洲精品无码,日韩人妻有码精品专区,911亚洲精选国产青草衣衣衣

Beijing Science Carnival kicks off in Olympic Park

chinadaily.com.cn | 2017-09-15 07:53
Beijing Science Carnival kicks off in Olympic Park

Children operate robots playing a miniature soccer game, one of a series of events ahead of National Popular Science Day at Olympic Park in Beijing on Sept 14, 2017. National Popular Science Day is held on the third weekend in September. [Photo by Wang Zhuangfei/China Daily]

Previous 1 2 3 4 5 6 7 8 9 10 Next >>|

BACK TO THE TOP
Copyright 1995 - . All rights reserved. The content (including but not limited to text, photo, multimedia information, etc) published in this site belongs to China Daily Information Co (CDIC). Without written authorization from CDIC, such content shall not be republished or used in any form. Note: Browsers with 1024*768 or higher resolution are suggested for this site.
License for publishing multimedia online 0108263

Registration Number: 130349
FOLLOW US