液化甲烷气

ENVIRONMENT REPORT - Less Gas from Farm Animals

ENVIRONMENT REPORT – May 24, 2002: Less Gas from Farm Animals By George Grow This is the VOA Special English Environment Report. Scientists in New Zealand have found a way to reduce methane gases re

发表于:2019-01-07 / 阅读(40) / 评论(0)

健康与环境

VOA慢速英语2012 SCIENCE IN THE NEWS - Tons Of Methane Gas Could Be Trapped Under Antarctica

SCIENCE IN THE NEWS - Tons Of Methane Gas Could Be Trapped Under Antarctica BOB DOUGHTY: This is SCIENCE IN THE NEWS, in VOA Special English. Im Bob Doughty. SHIRLEY GRIFFITH: And Im Shirley Griffith. Today, we tell about methane gas thought to be tr

发表于:2019-01-12 / 阅读(49) / 评论(0)

2012年VOA慢速英语(九)月

VOA标准英语2012--Technology Developed in Texas Expands Natural Gas Production

Technology Developed in Texas Expands Natural Gas Production LEAM Drilling Systems, in Conroe, Texas, runs its trucks on compressed natural gas, or CNG. LEAM Vice President Scott Bradley said cheap natural gas makes the company's 18 CNG trucks a good

发表于:2019-01-13 / 阅读(52) / 评论(0)

VOA标准英语2012年(六月)

VOA标准英语2013--New Ways of Tracking Greenhouse Gas Emissions Developed

New Ways of Tracking Greenhouse Gas Emissions Developed With more than 18 million people living, working and driving in Los Angeles, the city often is covered in a hazy layer of smog. Stan Sander, senior research scientist at the U.S. space agency's

发表于:2019-01-14 / 阅读(54) / 评论(0)

VOA标准英语2013年(七月)

美国国家公共电台 NPR Large Methane Leaks Threaten Perception Of 'Clean' Natural Gas

SCOTT SIMON, HOST: A new study published in the journal Science finds methane emissions from U.S. oil and gas operations are 60 percent higher than previous estimates from the federal government. Now, this comes at a time when we're getting more and

发表于:2019-01-17 / 阅读(26) / 评论(0)

2018年NPR美国国家公共电台6月

人类在地幔中找燃料

人类在地幔中找燃料 DIGGING in dirt and rock is big business． If you dig deep enough， with luck， you will strike oil or gas， which are used as our main sources of fuel and energy．Until now， we have only explored the Earth's outer

发表于:2019-02-03 / 阅读(26) / 评论(0)

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学英语单词

-ienne

account receivable program

achromatic mycobacterium

antilogarithms

aromatic azo-polymer fiber