单词:atmospheric pressure storage tank
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(woman) Thank you. It's great to see so many of you interested in this series on Survival in Outer Space. Please excuse the cameras - we're being videotaped for the local TV stations. Tonight I'm going to talk about the most basic aspect of survival
This is Whats Trending Today When it comes to weather, it is hard to sound more frightening than to call a storm a bomb cyclone. 谈到天气,很难听到什么比炸弹旋风更可怕的了。 But that is how weather experts are describing a huge
This is Whats Trending Today A small shark that was stolen from an aquarium in Texas has been found and safely returned. Miss Helen is a 40-centimeter-long gray horn shark. She spends her time in a touch tank at the San Antonio Aquarium, where visito
Broadcast: May 12, 2003 By Jill Moss This is the VOA Special English Development Report. Each year, millions of people in Bangladesh drink ground water that has been polluted by naturally high levels
Die-hard advocates of alternate energy might fantasize about cars that could one day run on water. But scientists in India have gone a step further. Theyve mathematically modeled an engine that should allow a motorcycle to run on aircompressed air, t
Debbie Elliott: Today a prominent NASA scientist went public with his concerns that the government is trying to stifle his public statements about climate change.James Hansen told the New York Times and the Washington Post that the space agency has