单词：heat affected area
单词：heat affected area 相关文章
MR CAVORS FLYING MACHINE When I first met Mr Cavor, he was about to finish building the machine in which he planned to travel to the moon. As it had neither wings nor an engine, I was amazed and asked him how his machine could fly. The secret lay in
人教高中英语高二
Mr Cavors Flying Machine When I first met Mr Cavor, he was about to finish building the machine in which he planned to travel to the moon．As it had neither wings nor an engine，I was amazed and asked him how his machine could fly．The secret lay
高中英语听力人教版第二册
AS IT IS 2015-07-12 Intense Heat May Be Linked to Climate Change 酷热现象可能与气候变化有关 A massive heat wave is killing people in many countries around the world. Victims need water and other cooling measures. Untreated heat stroke ca
2015年VOA慢速英语(七)月
When summer hits, I dread jogging outside. But a study finds that elephants can be in true danger in the heat. As creatures get bigger, they have smaller surface area to body volumn ratios. Fully-grown Asian eleplants thus pack a lot of mass into a b
Scientific American(五)月
One of the challenges the new economic zone faces is wetland preservation as in the middle of the area lays the largest freshwater reserve in Hebei province. 143 lakes, covering 360 square kilometers.... The Baiyangdian wetland is the largest freshwa
cctv9英语新闻2017年
A climate council report has found heat waves in Australia are becoming more frequent, hotter and are lasting longer. It says some parts of the country experienced an average increase of one to three heat waves days in the last 60 days. Total fire ba
澳洲ABC新闻快递2014年