国产人人色I色婷婷综合久久中文字幕雪峰I奇米色777欧美一区二区I久热久热aV爽青青在线I国产av喷水I国产伦精品一区二区三区免.费I高潮av在线Iww欧美一级I91天天看I黄a在线91I九一无码中文字幕久久无码色…I丰满国产精品视频二区

US EUROPE AFRICA ASIA 中文
Opinion / Forum Trends

Is it time for China to upgrade its drainage systems?

(chinadaily.com.cn) Updated: 2016-07-08 14:37

1626548377 (China)

Most drainage systems in China are adequate, the problem is that the systems are clogged-up with rubbish. Local governments can solve the problem by cleaning road downpipes before the rain season.

Is it time for China to upgrade its drainage systems?

A soldier carries a sandbag to reinforce the Dadao dyke of Baidang Lake in Tanggou Township of Zongyang county, East China's Anhui province, July 6, 2016. Over 260 soldiers were dispatched to reinforce the dyke.[Photo/Xinhua]

Most Viewed Today's Top News
...