Volkswagen has agreed to pay nearly $15 billion to settle claims stemming from its diesel emissions cheating scandal in what would be one of the largest consumer class-action settlements ever in the United States.大众汽车(Volkswagen)表示同意为其柴油机废气作弊丑闻缴纳近150亿美元妥协金。

Pi in China圆周率在中国Pi,the ratio of the circumference of a circle to its diameter, is a very im-portant constant in mathematics. The calculation of pi was an important criterion showing the development level of a nation’s mathematics in ancient times.China attained some glaring achievements in this respect.圆周率,即圆的周长与其直径之比,是数学中最重要的常数之一。

锂金属材料电池的电级容积可超出现阶段商业锂离子电池电池的10倍之上,是将来最有期待的高效率能量相对密度光电催化储能。

前不久,据外国媒体报道,科学研究工作人员产品研发了一种新的“心脏康复”系统,能够用于防止身体的败血症、败血病和登革热病等疾病。乔治博士讲到:“从理论上谈,该系统能够清除病原菌、病原体、病菌及其一切我们可以非特异融合的物品,是一个十分强悍的潜在性专用工具。