单词:duplex process for steel making
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Welcome to THE MAKING OF A NATION American history in VOA Special English. Americas eighteenth president, Ulysses Grant, was elected to his second term in eighteen seventy-two. Grant had led the Union army of the North to victory over the Confederate
Can Wood Be Stronger Than Steel? Researchers say they have created a new super-material in the laboratory. They say it is stronger, lighter and costs less than steel. 研究人员表示,他们在实验室中造出了一种新的超级材料。他们称
影片对白 Connelly: Nancy? Nancy: Hello, Mrs. Connelly. Connelly: Nancy, dear. I couldn't help noticing that Alex left the house this morning while you stayed home. Nancy: I was downsized from my job. Connelly: Aw, I'm sorry. But I'm sure it's for th
THE MAKING OF A NATION - Questions of Wrongdoing Trouble President Grant's Second Term By Frank Beardsley Broadcast: Thursday, August 04, 2005 (MUSIC) VOICE ONE: THE MAKING OF A NATION -- a program in
AGRICULTURE REPORT - Making Cheese the Traditional Way By Mario Ritter Broadcast: Tuesday, September 27, 2005 I'm Doug Johnson with the VOA Special English Agriculture Report. The ancient way to store
LESSON 47 A VISIT TO THE BLACKSMITH'S SHOP 第四十七课 访问Blacksmith的小店铺 Come, let us go to the smith's shop. What is he doing? 过来,让我们走进smith的店铺。他正在忙什么呢? He has a forge: he blows the fire with a