单词:cobalt cemented tungsten carbide
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AS IT IS 2016-07-29 Congo's Small Miners Fill Hole Left by Big Businesses 刚果小矿工填补大企业留下的洞穴 As large mining companies in the Democratic Republic of Congo are eliminating jobs, government officials are expanding the role of
[00:00.00]Listening Comprehension (20 minutes) [00:-1.00]Section A [00:-2.00]Directions:In this section,you will hear 10 short conversations.At the end of each conversation,a question will be asked about what was said.Both the conversation and the qu
Keira Knightley is an award-winning actress. She began her career as a child and became known internationally while she was still in her teens. Today she is one of Hollywoods leading ladies and is in big demand. She is a down-to-earth woman at heart.
One of the most terrifying dreams for me was a dream of me being on a basketball court 对我来说最恐怖的梦就是我梦到我在球场上 Stadium's full, I am attacking the basket and I can't get off the ground 球场坐满人,正在攻击篮筐