柴油机驱动离心水泵

美联社新闻一分钟 AP 密西西比火箭发动机进行实验

密西西比火箭发动机进行实验 This is AP News Minute. President Trump is expected to meet with more prospective supreme court nominees this week. He interviewed four candidates Monday, all of them federal appeals judges. Secretary of State

发表于:2019-01-11 / 阅读(111) / 评论(0)

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VOA慢速英语2009年-Development Report - The Importance of a S

This is the VOA Special English Development Report. A simple water pump is helping to improve the lives of poor families in several Asian and African countries. A treadle pump in vegetable fields in Bangladesh The treadle pump is based on a design d

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VOA慢速英语2009年（八）月

纯正地道美语第131期(外教讲解):修车

A: Howdy! Nice car! What seems to be the problem? B: I dont know! This stupid old car started spewing white smoke and it just died on me. Luckily, I managed to start it up and drive it here. What do you think it is? A: Not sure yet.How about you pop

发表于:2019-01-20 / 阅读(35) / 评论(0)

纯正地道美语

U.S. firm says it can "grow" diesel

BEIJING, March 1 (Xinhuanet) -- A biotechnology(生物技术) company says it can produce diesel using the same ingredients(配制成分) that make grass grow, media reported on Monday. The Massachusetts company Joule Unlimited has created a genetica

发表于:2019-01-20 / 阅读(53) / 评论(0)

英语新闻

润滑油行业英语词汇

A AAMA American Automobile Manufacturers Association 美国汽车制造商协会 ACEA Association des Constructers Europens dAutomobiles 欧洲汽车制造商协会 ACS American Chemical Society 美国化学学会 AFR Air/Fuel Ratio 空/燃比 AFV Alternative Fuel Vehicle 代用

发表于:2019-02-03 / 阅读(50) / 评论(0)

英文语法词汇

VOA标准英语2011--Kenyan Farmers Going Green

Kenyan Farmers Going Green As scientists and political leaders around the world grapple with the issue of climate change, many farmers are looking at technologies that rely on renewable energy for their operations. Farmers in Kenya are now using two

发表于:2019-02-08 / 阅读(67) / 评论(0)

VOA标准英语2011年(十二月)

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学英语单词

a rig

accidental drift angle

acute toxicity test for aquatic organism

air speed meter

algebraic sign

angostura bark

apportioned overhead expense

artificial seismic source

audioanalgesia

autogain control

average reactive power