标签：seismic 相关文章
When The Biggest Earthquake Ever Recorded Hit Chile, It Rocked The World play pause stop mute unmute max volume 00:0003:30repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update yo
2016年NPR美国国家公共电台8月
South Korea is upgrading its participation in a U.S., led international campaign to disrupt the traffic of weapons of mass destruction, a step it long avoided to prevent angering Pyongyang. The move comes after a nuclear test by the North, and severa
VOA双语新闻 2009年5月
Radar Scans Detail North Korean Nukes North Korea has promised to close its underground nuclear test site at Mount Mantap later this month. Shortly thereafter, President Trump is set to meet North Korea's leader Kim Jong-un in Singapore. 朝鲜已承诺
2018年科学美国人5月
Three-dimensional cell phones and batteries that last much longer are just two of the techonogies that could become commonplace in the next few years. For the fifth year, IBM has looked at the horizons of research, picked five technologies and announ
VOA标准英语2011年(一月)
Australia has introduced a tsunami warning system, which experts hope will become an integral link in a network stretching across the Indian and Pacific oceans. The Australian Tsunami Warning Center will help provide a regional monitoring system for
VOA标准英语2008年(十一月)
Scores of aftershocks have battered Chile after the most powerful earthquake in decades inflicted massive damage and killed more than 700 people. Tthe rest of the Pacific region appears to have been spared from tsunamis that were feared after the qua
VOA标准英语2010年(三月)
The tide may have turned against nuclear power elsewhere, following the Fukushima Daiichi disaster in Japan, but Turkey is moving forward with its plans to build its first nuclear power plant. On Istanbul's main high street, thousands of people prote
VOA标准英语2011年(三月)
Increased activity from Mount Merapi, one of Indonesia's most active volcanoes, is stirring fears of an imminent eruption. Mount Merapi sits in a lush valley in Central Java. Last week, the volcano jumped to action. Since then the number of tremors h
VOA标准英语2010年(十)月
New Zealand's second-biggest city, Christchurch, is facing an enormous clean-up after being struck by the country's worst earthquake in 80 years. The magnitude 7 quake devastated parts of Christchurch early Saturday. 新西兰第二大城市克赖斯特
VOA双语新闻 2010年9月
The loss of the magnetic field has a catastrophic impact on the planet's evolution. Mars becomes the red planet we see today. If earths magnetic protection continues to fade, would it suffer the same fate? If it vanishes completely, the planet might
自然百科2011年
Comparing the effects of an airburst with a ground strike, it seems the Chelyabinsk got away lightly. Its estimated that the largest piece to hit the ground weighed 500 kilos, a fraction of the asteroids original mass of 7,000 tonnes. Now if a piece
探索与发现2014年
By Trish Anderton Jakarta 31 October 2007 Nearly three years after the massive Indian Ocean tsunami, Indonesia has only one working tsunami-warning buoy in place. Trish Anderton reports from Jakarta. Plans call for more than 20 buoys to monitor seism
2007年VOA常速英语（十月）
Chinese President Xi Jinping has called for intensified rescue efforts, saying life is the most important thing. The President also stressed efforts to relocate people, and handle relief work. Xi urged local departments to monitor seismic activity an
CCTV9英语新闻2014年08月
Full coverage: 6.5-Magnitude Quake Hits Southwest China's Yunnan Chinese President Xi Jinping has called for intensified rescue efforts, saying life is the most important thing. The President also stressed efforts to relocate people, and handle relie
CCTV9英语新闻2014年08月
By Scott Stearns Dakar 17 September 2009 A U.S. oil company has found what could be commercially viable reserves of oil off the coast of Sierra Leone. The first ever deep-water test well in the Sierra Leone-Liberia basin struck a deposit of hydrocar
VOA标准英语2009年(九月)
Earthquake Science Still a Shaky Business The magnitude 5.8 earthquake that rattled the East Coast of the United States in August caught everyone - even geologists - by surprise. But even when there's reason to think an earthquake could be around the
VOA标准英语2011年(十月)
The U.S. Northeast may be more geologically active than was previously thought, according to a seismic sensor network. Full Transcript Hi, Im Scientific American podcast editor Steve Mirsky. And heres a short piece from the April issue of the magazin
2018年科学美国人4月
Dark Fiber Networks Can Sense Seismicity When an earthquake hits or a volcano erupts, scientists traditionally record the shaking using a specially designed instrument called a seismometer. These sensors are extremely sensitive, but theyre also expen
2018年科学美国人1月
Nine people were confirmed dead and 300 people were injured after a strong earthquake rocking Japan's northernmost prefecture of Hokkaido early Thursday, local police and rescue officials said. Around 30 people still remained missing in the wake of t
2018CRI中国国际广播电台
Californians participated in an annual drill, and helped prepare for what scientists say could strike at any moment, an earthquake. Scientists have also been busy preparing. The US Geological Survey recently unveiled its new earthquake alert system c
VOA标准英语2019年(二月)