单词：cobalt(ii) azide
单词：cobalt(ii) azide 相关文章
A: What about a medication to help me with my problem? B: There are several types of medications that we can try for your high blood pressure. A: What types of medications would be best? B: For water retention, I am going to start you on Hydrochlorot
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A: Can I get some medicine to help me? B: For your high blood pressure, we have several choices of medications. A: What types of drugs can I try? B: Hydrochlorothiazide is a diuretic that helps with water retention. A: What about side effects from th
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By David Lewis A natural resources watchdog group issued a report Tuesday warning that smuggling and corruption are costing the Democratic Republic of Congo millions of dollars a month in lost revenue
VOA2004（下）--世界经济
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
2016年VOA慢速英语(八)月
[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
英语六级听力练习集锦
As China Molybdenum announced it was buying one of Africas largest copper mines earlier this month one thing was soon clear: the acquisition was about far more than the red metal. 随着洛阳钼业(China Molybdenum)本月早些时候宣布正在收购
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