[建] 催化促进剂

2006年NPR美国国家公共电台六月-Clean Trucks, Clean Emissions

Diesel fuel in the US and the fumes from diesel engines are about to get a whole lot cleaner. As of today, the Environmental Protection Agency is requiring much of the diesel in the country to have 97% less sulfur in it. It's the start of a project

发表于:2019-01-07 / 阅读(244) / 评论(0)

2006年NPR美国国家公共电台

美联社新闻一分钟 2006-07-25

1. Secretary of State Condoleezza Rice is in Jerusalem on a high-stakes diplomatic mission. Her first stop was Beirut where leaders were disappointed that her trip did not bring about an Israeli-Hezbo

发表于:2019-01-08 / 阅读(197) / 评论(0)

美联社新闻一分钟2006

大众拟用催化转化器修复受影响汽车

Volkswagen has devised a new catalytic converter that could fix the majority of the cars in the US affected by the diesel emissions scandal, as details emerge of its attempts to satisfy regulators. 大众汽车(Volkswagen)设计出一种新的催化转

发表于:2019-02-08 / 阅读(180) / 评论(0)

英语新闻

留美老师带你每日说英文第779期:如何表现自我

台湾籍旅美老师今天交给我们的句子是： By an ultimate irony, these self-promoters aren't trying to alienate us. They are laboring under the touching but seriously misguided impression that we will like them more for their success. 最讽

发表于:2019-03-05 / 阅读(164) / 评论(0)

留美老师带你每日说英文

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