单词:high strength portland cement
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CNN Student News welcomes you back from Thanksgiving break! Hope you had a great turkey day. Here is your commercial-free news on this last Monday in November. First up -- things are tense with North Korea. Again. U.S. Senator John McCain says he doe
At a young and tender age, Patti Wilson was told by her doctor that she was an epileptic. Her father, Jim Wilson, is a morning jogger. One day she smiled through her braces and said,
I cried a tear Oh I did try I was confused You cleared my mind I sold my soul You bought it back for me And held the earth You gave me dignity Somehow you needed me You gave me strength To stand alone
This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Athletes have obviously been tempted to use performance enhancing anabolic steroids. Drug testing may discourage such use. But a new study finds that some of the perfo
It's time just to find out what the fox says. 是时候揭晓狐狸是怎么叫的 Please welcome all the way from Norway. 请大家欢迎来自挪威的 Ylvis everybody.Oh,you don't know how excited I am that you're both here. ylvis 你们不知道你
Grammar Girl here. Todays topic is cement versus concrete. Guest writer Sal Glynn writes: Accuracy is important. You might think concrete and cement are interchangeable, but you'll quickly find that you're mistaken when some guy at Home Depot rolls h
By Ben Gilbert Baghdad 11 January 2006 An Iraqi mason works on a wall surrounding a new school on the outskirts of Basra (file picture) Iraq has been hit with a construction boom - in no small part du
Sorry,thereisnottexttemporarily,Pleasehelptingroomtolookforit! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thankyou !
This is the VOA Special English Agriculture Report. Rice hulls, or husks, are the protective coverings on grains of rice. Rice with just its hull removed is brown rice. Rice without its hull or bran is white rice. Once rice is harvested, the hulls ar
AS IT IS 2014-01-22 World Bank: Developed Economies Gain Strength in 2014 世界银行称2014年全球经济增长将有所改善 Welcome to As It Is from VOA Learning English. Im Mario Ritter. The World Bank has released its report on the world econ
DAVID GREENE, HOST: And now, how one family found a way to stay in their neighborhood, even after their rent doubled. They moved into someone's backyard. This is the latest from the NPR Cities Project. UNIDENTIFIED WOMAN #1: I was a part of the commu
MARY LOUISE KELLY, HOST: Portlandia begins its eighth and final season tonight on IFC. The sketch comedy TV show put Portland on the map as the capital of earnest urbanism at a time when words like artisanal and locavore were sweeping the nation. It
听力题目: 3. (A). We looked for a place to go. (B). We enjoyed visiting Portland. (C). We found out how to get there. (D). We visited Portland and other places. 4. (A). Do these keys belong to you? (B). Is he carrying your keys? (C). Is this ca
经典歌曲-你需要我you needed me -anny murray 获奖时间:1979年 I cried a tear, you wiped it dry ! was confused, you cleared my mind I sold my soul, you bought it back for me And held me up and gave me dignity Somehow you needed me You gav
Roll the tape. Love it when common materials are dangerous. Go ahead and light it. Theres no doubt that the bomb range can blow a gasket. Bye-bye. As for this countdown, it makes for the perfect B movie. Did you get that on high speed? But for the C
JUDY WOODRUFF: Next: the possibilities of getting more energy through water. Humans have long harnessed the power of water to perform work. In modern time, hydroelectricity, generated by the power of water flowing through turbines at the base of dams
I cried a tear我伤心地哭,流下了眼泪 You wiped it dry你帮我擦干 I was confused我内心迷茫混乱 You cleared my mind你使我思路清晰 I sold my soul我出卖了我的心灵 You bought it back for me你又把它还给了我 And held me up and gave me dignity帮助我,给我尊严
Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele
Tropical cyclone Marcia is rapidly gaining strength as it heads for central Queensland as is expected to be a dangerous category five system when it crosses the coast early Friday morning.Communities from Mackay to the New South Wales border are on a