单词：solar emission of Lyman series
单词：solar emission of Lyman series 相关文章
SCOTT SIMON, HOST: There's a truce in Utah's Canyon Country between preservationists and off roaders in Recapture Canyon, which is prized for its sensitive Native American cultural sites. And as NPR's Kirk Siegler reports, the agreement there could r
2017年NPR美国国家公共电台4月
Information Overload By Robert S. Boyd Knight Ridder Newspapers. Distributed by Tribune Media Services International. Are you overwhelmed by the amount of information these days? 1 Ever feel overwhelm
彭蒙惠英语
Tesla unveils batteries to power homes US electric carmaker Tesla Motors has unveiled batteries that can power homes and businesses. Chief executive Elon Musk announced the firm would build batteries that store solar energy and serve as a back-up sys
英语PK台
ENVIRONMENT REPORT – October 18, 2002: Solar House Competition By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. Experts say in the near future, many houses in the United States wi
健康与环境
DEVELOPMENT REPORT – How to Make a Solar Water Heater By Gary Garriott Broadcast: Monday, November 29, 2004 I'm Gwen Outen with the VOA Special English Development Report. Solar water heaters save o
农业与发展
California to Require Solar Power for New Homes California has become the first U.S. state to approve plans to require newly-built homes to include solar equipment. 加州已成为美国第一个批准计划要求新建住宅纳入太阳能设备的州
2018年VOA慢速英语(五)月
AS IT IS 2015-09-28 Solar Power Free to Low-Income Homes in DC 华盛顿低收入家庭获得太阳能 Solar panels are an increasingly common sight on the tops of homes in wealthy parts of Washington, D.C. Now the costly technology is moving into a
2015年VOA慢速英语(九)月
Spacecraft Moving in for Jupiter Close-up 朱诺飞船靠近木星 Jupiter, our solar systems largest planet, is about to show its secrets. On July 4, a NASA spacecraft will enter Jupiters orbit and start sending data back to Earth. It will be the fi
2016年VOA慢速英语(七)月
AS IT IS 2016-07-17 Company Finds, Trains Technology Workers in Africa 科技公司在非洲挖掘和培训软件开发人员 A new Nigerian technology company plans to produce some of the best software developers in the world. The company is based i
2016年VOA慢速英语(七)月
Earths Arctic Ice Disappears, Scientists Study Nearest Exoplanet Each year, more ice disappears from the Arctic Ocean. A new study blames human activity for the loss. The damage is caused, the study says, by greenhouse gases coming from vehicles, air
2016年VOA慢速英语(十一)月
By Paul Sisco Washington, D.C. 19 July 2007 Silicon Valley in northern California originally referred to the corporate homes of silicon chip innovators and manufacturers, and the high tech businesses in the San Francisco Bay area. Today that region i
2007年VOA标准英语（七月）
By Katherine Cole Washington 25 July 2007 The city of Taos, New Mexico, was known as the Solar Capitol of the World long before then-Governor Gary Johnson officially made that declaration in 1997. The high desert altitude of over two kilometers and c
2007年VOA标准英语（七月）
US Military Sexual Assault Victims Heal, Discuss Policy Jennifer Rivera can relax when she's with her parrot Janie. The flashbacks lessen. The panic attacks subside. She says her nightmare began when she was raped while on military duty in South Kore
VOA标准英语2012年(五月)
India seems to excel at making things smaller and cheaper. The $2,500 car and the $35 computer are just two of the country's latest innovations. Now, India increasingly is focused on low-cost solar technology. The front lines of that effort are seen
VOA标准英语2010年(十)月
By Nancy-Amelia Collins Bali, Indonesia 13 December 2007 The head of the United Nations Climate Change Conference is warning that a deadlock between the United States and the European Union over greenhouse gas emission targets may derail the conferen
VOA常速英语2007年（十二月）
Shams 1, which opened on March 17th is Abu Dhabi's latest step towards achieving seven per cent renewable energy production by 2020. By that date, Abu Dhabi plans to produce 1,500 mega watts of electricity from solar power alone. Various types of sol
英闻天下
By Paul Sisco Washington 22 October 2007 Twenty college and university teams from around the world competed inthe recentSolar Decathlon that is held every two years in Washington, D.C. The U.S. Energy Department sponsors the event, and this year's wi
2007年VOA常速英语（十月）
Rosanne Skirble 03 December 2009 Increased walking and cycling will benefit health and climate more than lower emission vehicles Driving less, walking more, reducing household energy use and modifying diets can lessen the impact of global warming and
VOA标准英语2009年(十二月)
People flying into Indias southern city of Cochin may see numerous solar panels around Cochin International Airport. But they may not know that the airport was the first in the world to be fully powered by solar energy. A sea of shiny solar panels st
2019年VOA慢速英语(二)月
As a Climate Saver, Yingli has promised an emission reduction target for a fixed period of time. By 2015, at least 4-percent of the electricity the company consumes will come from renewable sources, specifically solar. This target is four times the p
英闻天下