[化] 加铅燃料; 乙基化汽油

leaded fuel的用法和样例：

例句

Catalytic converters reduce carbon monoxide,oxides of nitrogen,and volatile organic compounds in emissions and necessitated the use of lead-free fuel.催化转炉减少了一氧化碳，氧化氮和挥发性有机混合物等的排放，而且无铅燃料的应用也当成为必要。

英语口语1+1:Add fuel to the fire

发表于:2018-11-27 / 阅读(170) / 评论(0)

英语口语1+1

Fuel Cell Cost-Cutting

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

发表于:2018-12-01 / 阅读(105) / 评论(0)

VOA2003（下）-环境与健康

Uses Hydrogen1 as Fuel2

Broadcast: February 14, 2003 By George Grow This is the VOA Special English Environment Report. President Bush has offered a plan to speed development of technology that uses hydrogen as fuel. His goa

发表于:2018-12-07 / 阅读(75) / 评论(0)

VOA2003（上）-科技导航

每日一词【844】fuel：刺激

今天我们要学的词是fuel。 Fuel, 做为动词，有刺激的意思。The basketball player put his house up for sale, fueling speculation that he is being traded, 这个篮球队员正在卖房子，大家因此猜测，他可能要被球队换

发表于:2019-02-05 / 阅读(67) / 评论(0)

英语每日一词

2007年VOA标准英语-EU Says No Fuel Supplies to Gaza Unless Hamas D

By Teri Schultz Brussels 20 August 2007 The European Union says a Hamas plan to try to make money off EU fuel donations to the Gaza Strip means the suspension of fuel oil deliveries to the territory will continue. Teri Schultz reports from Brussels.

发表于:2019-02-06 / 阅读(94) / 评论(0)

2007年VOA标准英语（八月）

万物简史第226期:把铅撵出去(15)

Absurdly, he was excluded from a 1971 National Research Council panel appointed to investigate the dangers of atmospheric lead poisoning even though he was by now unquestionably the leading expert on atmospheric lead. 荒唐的是，一个美国研究委

发表于:2019-02-17 / 阅读(38) / 评论(0)

万物简史

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

air force technical order

amenused

an air brake

animated cartoons

automatic width control one-shot