单词：space environment control and life support system
单词：space environment control and life support system 相关文章
Controling Cancer There are two main causes of cancer: heredity and environment. We can do nothing to change our heredity, that is, the basic physical characteristics that are passed on to us by our parents. However, we can do a great deal to control
大学英语六级听力短文
-Cities were a real paradox. They did offer dazzling new opportunities, but they also cut people loose from everything that they knew, from their tribe, from their land, from way to being that haven't really changed much for millennium. So they were
探索与发现2015年
44 用来控制有害树种的昆虫 DATE=6-1-01 TITLE=ENVIRONMENT REPORT - Insects to Control Harmful Trees BYLINE=George Grow (Start at 1'01
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EXPLORATIONS - Ancient Martian Conditions Could Have Supported Life From VOA Learning English, this is EXPLORATIONS, in Special English. Im Kelly Jean Kelly. And Im Christopher Cruise. Today we report on recent scientific findings about the planet Ma
2013年VOA慢速英语(三)月
作文 issue: Unfortunately, creating an appealing image has become more important than the reality or the truth behind it. Argument: 说一个food company用两个pest control company，一个叫fly-away一个叫buzzoff || fly-away是最近刚合作，
GRE作文
The Influence of Life In the early times when human beings hunted and gathered food, they were not in control of their environment. They could only interact with their surroundings as the other lower animals did. When they learned to make fire, howev
英语专业四级听力50篇
Beijing's hutongs, or narrow alley ways formed by residential houses, are a symbol of traditional Chinese culture. Now, hutongs have taken on brand-new looks, following years of renovation. CRI's Zhao Jianfu has more. Jin Guomin has been running a Ha
2018CRI中国国际广播电台
Controling Cancer There are two main causes of cancer: heredity and environment. We can do nothing to change our heredity, that is, the basic physical characteristics that arepassed on to us by our parents. However, we can do a great deal to control
英语六级听力练习集锦
Section 27 Environment What exactly is the environment? It’s the world around us. You mean the sky and trees and things like that. Well, yes. But it can be even closer to home. In fact, your home is
英语导读1000句
Want to create a high performance environment? My guess is that you already know many of the characteristics listed below. But, you may need some incentive to motivate you to create that type of space. In high performance environments you * are comfo
英语小短文
Worms Get Ready to Fly in Space 蠕虫准备在太空中飞行 Humans are well-equipped for life on Earth. But in space, it is a different story. Low or zero gravity changes how the blood flows and causes motion sickness, muscle loss and tiredness. W
2015年VOA慢速英语(三)月
A Chinese astronaut has made the historic first step in outer space for his country. With the successful spacewalk, China has become the third country, after the United States and Russia, to do so. Stephanie Ho reports from Beijing. In this video gr
VOA标准英语2008年（九月）
SCOTT SIMON, HOST: There's only so much space on a spacecraft, which means limited space for food and water. American crews on the International Space Station recycle their own sweat and urine to produce fresh drinking water - bottoms up. Now new res
2018年NPR美国国家公共电台2月
The Tiangong-2 space lab, though adopting the structure of Tiangong-1 without too many changes in appearance, has been designed to function much stronger than its predecessor. Zhu Congpeng, chief designer of the lab, says they've focused on a variety
2016CRI中国国际广播电台
65 航天飞机的飞行准备 DATE=7-4-01 TITLE=EXPLORATIONS #1959 - Preparing Shuttle for Space Flight BYLINE=Paul Thompson VOICE ONE: This is Shirley Griffith. VOICE TWO: And this is Steve Ember wi
科技之光
WASHINGTON, May 30 (Xinhua) -- After nearly 12 days together in orbit, U.S. space shuttle Endeavour(奋进号) undocked from the International Space Station on Sunday night, NASA announced on Monday. According to NASA, the undocking took place at 11:
英语新闻
20 top predictions for life 100 years from now Last week we asked readers for their predictions of life in 100 years time. Inspired by ten 100-year predictions made by American civil engineer John Elfreth Watkins in 1900, many of you wrote in with yo
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Astronauts on board the Space Shuttle Endeavour(奋进号) are making preparations to return to Earth on the spacecrafts final flight. One of the astronauts says being in space has shown him the fragility of the Earths environment. Air Force Colonel
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Manned space program's Meridian Project operational BEIJING, Oct. 23 (Xinhua) -- The Meridian Project, a massive scientific research project that will monitor weather in space, became fully operational on Tuesday. The Meridian Space Weather Monitorin
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2013年7月6日雅思考试 Space travel has been possible for some time and some people think the space tourism could be developed in the future. To what extent do you think it's a positive or negative development? 太空旅行即将成为可能，人
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