单词：fluorocarbon-12
单词：fluorocarbon-12 相关文章
twelve years of animals（ 12生肖） 1.year of the rat 鼠年 2.year of the ox 牛年 3.year of the iiger 虎年 4.year of the rabbit 兔年 5.year of the dragon 龙年 6.year of the snake 蛇年 7.year of the horse 马年 8.year of the goat 羊年
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Badthings happen. And when they do, recovering can take time and money.Thankfully, we have help. This is Insurancein Plain English. Letssay youre on a boat when a wave comes out of nowhere and knocks you into shark-infestedwaters. Events like this ar
英语解说豆知识2010年
The most popular toys this holiday season, as you know, if you're a parent, are zhu zhu pets. They're little robot hamsters that move around or something and there're people going crazy for them. Zhu zhu pets are manufactured in China, and over the w
访谈录2009
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Why refrigerators hum? Why refrigerators hum，on toay's moment of science.On the recent program we have discussed how fluorocarboncoolant cools your food by coming to a boil in coils hidden in your fridge. How is this possible? When you boil water o
英语听力文摘 English Digest
The Rolling Boil That Cools Your Food When you think of something boiling, you probably picture a pot on the stove, but theres another kitchen appliance that brings liquid to a boil, not to heat food, but cool it. It sounds crazy, but household refri
英语听力文摘 English Digest