欧美日韩性大香蕉|精品无码成人视频|永久久久久久久久|日韩加勒比偷拍网|婷婷伊人久久蜜桃|亚洲理论中文字幕|中文无码黄色Av|三级一区二区三区|超碰在线精品专区|国语对白一级A片

High-speed trains receive thorough clean

Ecns.cn | 2017-01-10 07:35
High-speed trains receive thorough clean

Workers clean the locomotive of a high-speed train in Shanghai, Jan 8, 2017. The cleanup uses both automatic and manual efforts that take about 45 minutes for each 400-meter-long train. One group of workers cleans 20 locomotives each night. [Photo / China News Service]

Previous Page 1 2 3 4 5 6 7 8 9 Next Page

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