单词：clogging reservoir rock
单词：clogging reservoir rock 相关文章
Broadcast: August 4, 2003 This is Bill White with the VOA Special English Development Report. Safe drinking water has always been rare and valuable. Throughout the world, drinking water has to be stor
VOA2003（下）-发展与科学
Major floods are expected on the Yangtze River this year. In anticipation of that, the Three Gorges Reservoir is discharging water to make room for more when the flood season arrives. 22 reservoirs, including the Three Gorges now form a joint flood c
cctv9英语新闻2016年
Extreme Storms Are Extreme Eroders数天百年的效果 In 2013, a rare September storm swept across the plains of Colorado. When it hit the Rockies, it dropped more than a foot of rain in places like Boulderas much as the city sees in an entire year
2017年Scientific American(四)月
Extreme Storms Are Extreme Eroders数天百年的效果 In 2013, a rare September storm swept across the plains of Colorado. When it hit the Rockies, it dropped more than a foot of rain in places like Boulderas much as the city sees in an entire year
2017年Scientific American(四)月
Environmentalists have warned of a new industrial accident in Hungary that they say could once again threaten villages, towns and even Budapest with toxic red sludge. Just outside the Hungarian capital, a reservoir is being watched which has potentia
VOA标准英语2010年(十一)月
BEIJING, Feb. 24 (Xinhua) -- Beijing authorities have ordered removal of the garbage in a pit near the Miyun Reservoir, a major source of water for the city, the local environmental protection bureau said late Sunday. According to a statement issued
英语新闻