单词：cobalt
[化] 钴Co
cobalt的用法和样例：
例句
- We need cobalt ore. If you can offer please contact us.我们需要钴矿，如果您能提供请联系我们。
- Yellow jellyfish and red octopuses jet through cobalt waters.黄色的水母与红色的章鱼,在钴蓝的水域中喷射前进。
词汇搭配
- cobalt 60钴的放射性同位素,钴...
- cobalt bomb(=cobalt 6...
- cobalt salt钴盐
- cobalt glass钴玻璃
- cobalt pyrite硫钴矿
- cobalt drier钴催干剂
- cobalt alloy镍钴定向凝固共晶合金...
- earthy cobalt钴土矿
- cobalt steel钴钢
- gray cobalt辉砷钴矿
- cobalt bloom钴华
- cobalt edetate依地酸钴
- cobalt oxide氧化钴
- cobalt blue钴蓝色
- cobalt nitrate硝酸钴
- cobalt tetracarbonyl四羰合钴
- cobalt plating镀钴
- cobalt green钴绿
- cobalt acetate醋酸钴
- cobalt black一氧化钴,钴黑...
单词：cobalt 相关文章
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
Australian Scientists Propose a Telescope to Look Deep Underground Scientists in Australia want to build what they describe as a downward looking telescope to look for mineral wealth under the Earths surface. The telescope is really a project aimed a
2018年VOA慢速英语(十)月
BMW Joins Project to Improve Mining Conditions in Congo German carmaker BMW is exploring ways to improve working conditions at cobalt mines in Congo. 德国车企宝马正在寻找方法以提升刚果钴矿的工作环境。 Cobalt is a hard, shiny
2018年VOA慢速英语(十二)月
This show is centered on an in-depth report that concerns child labor, a large African country and the element of cobalt. We're explaining how all those things are tied together. First, the issue of child labor. The United Nations defines this as wor
CNN美国有线新闻2018年7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
英语新闻