不冻液腐蚀

by Jason Marshall In the last article, we talked about averages and one specific way statistics can help answer questions without letting emotions interfere. But the type of average value we talked about is just one of manyuseful meanings assigned to

发表于:2019-01-02 / 阅读(102) / 评论(0) 分类 数学英语

图片1 图片2 by Jason Marshall A few articles ago, I asked if you ever found yourself at restaurants fumbling to figure out how much to tip; I guessed that you might occasionally resort to seeking advice from your smart phone; and I told you that

发表于:2019-01-02 / 阅读(106) / 评论(0) 分类 数学英语

by Jason Marshall In the last article, we learned that there are several ways to calculate the average value of a sample of data. We focused on one such method, the arithmetic mean, and used it to calculate the average number of potato chips in a bag

发表于:2019-01-02 / 阅读(109) / 评论(0) 分类 数学英语

By Parke Brewer Nuremberg, Germany 25 June 2006 Portugal's World Cup team practices ahead of big match against the Dutch The football teams from Portugal and the Netherlands put impressive streaks on the line when they face one another Sunday night

发表于:2019-01-13 / 阅读(97) / 评论(0) 分类 2006年VOA标准英语(六月)

By Gary Thomas Washington 11 January 2006 Iran has incurred international displeasure for its decision to resume work on its controversial uranium enrichment program. British Prime Minister Tony Blair

发表于:2019-01-31 / 阅读(126) / 评论(0) 分类 2006年VOA标准英语(一月)

HAVANA, March 17 (Xinhua) -- Cuban pitcher Yadier Pedroso Gonzalez died Saturday night in a traffic accident in his homeland Artemisa, in western Cuba, sports daily JIT reported Sunday. He and other two people were traveling in a car which crashed, a

发表于:2019-02-17 / 阅读(61) / 评论(0) 分类 英语新闻