单词：pulse Doppler early warning radar
单词：pulse Doppler early warning radar 相关文章
play pause stop mute unmute max volume 00:0002:36repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. The mayor of Amatrice, which is located in central Italy
CNN美国有线新闻2016年8月
November 5 is United Nations Tsunami Awareness Day. Tsunami is a Japanese word for a long, destructive ocean wave caused by an undersea earthquake. The goal of the observance is to learn from disasters of the past and to prepare for the future. Two t
2017年VOA慢速英语(十一)月
November 5 is United Nations Tsunami Awareness Day. Tsunami is a Japanese word for a long, destructive ocean wave caused by an undersea earthquake. The goal of the observance is to learn from disasters of the past and to prepare for the future. Two t
2017年VOA慢速英语(十一)月
Indonesian officials say an early warning system failed to alert locals before a tsunami wiped out about ten villages on the tiny Mentawai Islands. More than 270 people have been killed in the three-metre tsunami with another 400 still missing. Techn
澳洲ABC新闻快递2010年
Animals’ Early Warning Systems By Brent Frazee / 2005 The Kansas City Star , Knight Ridder Newspaper. Distributed by Tribune Media Service International. Biologists report wildlife’s amazing abili
彭蒙惠英语
Researchers say they have developed technology that could predict heart attacks years before they happen. The researchers report using mathematical algorithms to examine computed tomography, or CT, images of a patients heart. A CT scan uses X-rays an
2018年VOA慢速英语(十)月
By Anthony Stokes Washington, D.C. 14 July 2006 watch earthquake report U.S. geological experts are working to develop a computer model that can better detect an earthquake and warn people in advance. VOA's Anthony Stokes looks at how the early warn
2006年VOA标准英语（七月）
AS IT IS 2013-08-19 Survival Shelters, Tornadoes and Old Ironsides 生存避难所,龙卷风和老铁壁 Hello, and welcome to the Monday edition of As It Is, our daily show for people learning everyday American English. 大家好，欢迎大家收听周
2013年VOA慢速英语(八)月
This is the VOA Special English Technology Report. A powerful earthquake struck the northeastern coast of Japan at two forty-six p.m. local time on March eleventh. Japans Meteorological Agency released its first tsunami warnings just three minutes la
2011年VOA慢速英语(三)月
AS IT IS 2013-09-11 Rising Temperatures Could Mean More Wildfires 不断上升的气温可能会意味着更多的森林大火 From VOA Learning English, welcome to As It Is! Im Mario Ritter. On our show today, we hear from two weather experts. We he
2013年VOA慢速英语(九)月
Early warning systems can be the difference between life and death in earthquake-prone regions. But they are expensive. The US, Mexico and Japan have such systems. That leaves large swats of central and South America, Asia and the Caribbean unprotect
2015年Scientific American(四)月
生活大爆炸第一季第六集_1：The Middle Earth Paradigm -Rajesh: Okay, if no one else will say I will. We really suck at paintball. 好吧，如果没人说那就我来说。我们在彩弹比赛中的表现实在太差了！ -Howard: That wa
生活大爆炸第一季
By Steve Herman Tokyo 05 August 2006 The world's first earthquake early warning system has begun operating in Japan. The government-developed system takes advantage of the precious seconds between the first indication of a powerful tremor and the ar
2006年VOA标准英语（八月）
China is frequently hit by earthquake. Now it's planning to build a national earthquake monitoring and warning system within five years to reduce casualties and economic losses. An official from the administration said while the system would not be a
英闻天下
The US Government is testing an early warning system for earthquakes, which could buy vital seconds of time in advance of a major incident. For years the US has lagged behind Japan in quake detection technology and it is hoped that this latest system
世界各地新闻集锦
Doppler on Wheels Rolls Into Tornados Doppler radar reads the weather based on reflections from items moving through the air. Joshua Wurman was the first to put the technology on wheels and drive it directly into the path of a tornado. I invented Dop
VOA常速英语2013年(八月)
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)
Yeah Oh no She rolled in from the west in a summer sun dress Hotter than the heat in July With her wind blown hair it just wasn't fair The way she was blowin' my mind Have you ever noticed every hurricane Gets its name from a girl like this? She's a
美国乡村音乐